Performance Engineer jobs in United States, Illinois, Chicago
PayPal Sr Software Engineer Ruby Rails United States, Illinois, Chicago
Share
Essential Responsibilities:
- Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
- Advises immediate management on project-level issues
- Guides junior engineers
- Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
- Applies knowledge of technical best practices in making decisions
Expected Qualifications:
- 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.
Additional Responsibilities & Preferred Qualifications
In your day-to-day role you will work ondesigning and building solutions for enterprise merchants with the objective of helping streamline onboarding, increase authorization rates, reduce costs, reduce fraud, and drive conversion.
We practice test-driven development and strongly encourage a culture of pair programming. Developers test, release, and monitor their own code.
We value unique perspectives brought by diverse backgrounds and experiences. A broad range of ideas and perspectives help us to create the best possible product.
What we look for in you:
Minimum of 3 years of relevant work experience and abachelor's degree or equivalent experience.
Track recordin designing and writing understandable, testable, and easy-to-maintain software.
Ability and desire to work in our collaborative environment: open team room, pair programming and fluid interactions with all products and operations teams.
High interest in Test Driven Development and specific experiences using a test heavy approach to solve problems and create solutions.
Platform Reliability & Observability
Implement and enhance observability frameworks including logging, tracing, metrics, and alerting using Splunk, Datadog,Sentry, and PagerDuty.
maintainhigh-availability architecturesacross AWS and GCP.
Lead Incident and Problem Management practices — ensuring rapid detection, efficient triage, root cause analysis, and long-term remediation.
Define and maintain SLIs/SLOs, build dashboards, and automate monitoring and alerting workflows.
Contribute to on-call rotations and ensure incident response readiness across critical systems.
Core Development & Feature Delivery
Design, build, andoptimize backend services and APIs usingRuby on Railsand PostgreSQL data systems.
GCP BigQueryfor performance tuning, analytics, and data consistency across transactional systems.
Collaborate with cross-functional teams to deliver secure, scalable, and reliable payment solutions.
Participate in code reviews, design discussions, and technical planning to drive excellence in system architecture and development.
Build automation, integration pipelines, and scalable componentsleveragingAWS/GCP cloud services.
Required Skills
backend or platform engineering experiencein high-availability, transaction-heavy, or FinTech environments.
Experience with Ruby on Rails for building backend APIs and services.
Solid SQL development skills with PostgreSQL and GCP
proficiency withAWS and GCP Cloudinfrastructure and services.
expertise inobservability tools:Splunk, DataDog, PagerDuty.
Proven experience in Incident Management and Problem Management from detection to post-incident review.
Excellent troubleshooting, analytical, and collaboration skills across distributed systems.
Bonus / Preferred Skills
Understanding of Network OSI model, SQS, Kafka, Data Replication, and API integrations.
Experience designing scalable architectures in AWS.
Exposure to AI/ML, particularly LLM (Large Language Model) integrations.
ITIL v4 Certification ordemonstrated familiarity with IT service management best practices.
teammodernizing and scaling a critical FinTech platform.
Shape the future of our observability and reliability ecosystem, setting standards across the organization.
Work in a culture that values technical excellence, ownership,pair programming, and continuous improvement.
Competitive compensation, flexible hybrid workmodel, and real opportunities for career growth across platform and product domains.
Travel Percent:
The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .
The US national annual pay range for this role is $123,500 to $212,850
Our Benefits:
Any general requests for consideration of your skills, please
These jobs might be a good fit
EY Enterprise Performance Management EPM - United States, Illinois, Chicago
Share
Consulting - Tech Consulting - FinTech - Enterprise Performance Management (EPM) - Senior Manager
Our EPM team helps apply cutting-edge technology and techniques to bring solutions to our clients. You will help our clients navigate the complex world of Enterprise Performance Management through detailed process design and implementation support. Our Advisory Seniors specialize in serving EY clients by guiding them through complex systems of forecasting, planning, budgeting and the integration with analytical and reporting solutions.
Your key responsibilities
As a Senior Manager in Solution Architecture, you will be at the heart of our technology capability, driving the delivery of complex solutions that align with our strategic business objectives. You will manage budgets, oversee project delivery, and ensure performance outcomes while building and maintaining valuable client and commercial relationships.
In this pivotal role, you will:
- Lead the delivery of technical solutions, ensuring quality and managing operational risks.
- Engage actively in delivery leadership, project management, and client interactions across all project phases.
- Travel frequently to meet client needs and project requirements.
- Solve complex problems using proven methods and evaluative criteria.
- Influence policy and procedural changes with potential broad business impact.
- Provide direction and feedback to teams, contributing to performance evaluations and the hiring process.
Skills and attributes for success
- Proven ability to manage and deliver complex solutions.
- Strong focus on maintaining quality and navigating operational risks.
- Capability to manage budgets and project delivery effectively.
- Experience in building and managing client and commercial relationships.
- Ability to travel as required for client engagements and project needs.
To qualify for the role, you must have
- A Bachelor’s degree, with a preference for a Master’s degree
- A minimum of seven years’ experience in providing complex consultative services in the following focus areas: EPM, master data management, planning, budgeting, forecasting or BI reporting
- Strong knowledge of a component of the modern EPM solutions landscape (e.g. Anaplan (Certified Model Builder, Oracle Consolidations (FCCS/HFM), Oracle Planning (Hyperion Planning / PBCS / ePBCS), OneStream, Tagetik)
- A strong working knowledge and point of view on the evolving concepts and practices for EPM
- Proven track record of understanding business challenges and translating them into value-add solutions - strong analytical and problem- solving skills - actively participate in brainstorming, identifying core issues and effectively finding and using data to manage complex analysis
- Our candidates have a variety of backgrounds including:
- Financial analyst and Financial Planning and Analysis (FP&A) support
- Systems Admins for EPM solutions
- Long Range, strategic, and capital planner
- Implementation consultant
- Proficiency in cloud computing, cybersecurity, and data architecture.
- Strong business skills including relationship management, commercial awareness, and communication.
- Strong analytical and problem solving skills as well as excellent oral and written communication skills
- A willingness to travel to meet client needs.
Ideally, you’ll also have
- Degree emphasis in Finance, Accounting, Economics, Business, Computer Science, MIS, or IT preferred
- A strong ability to adapt to changing technology landscapes and stay ahead of industry trends.
- Exceptional interpersonal skills to foster team collaboration and client trust.
- A proactive approach to problem-solving and decision-making.
- Experience in leading diverse teams in dynamic environments.
What we offer you
At EY, we’ll develop you with future-focused skills and equip you with world-class experiences. We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. Learn .
- We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. The base salary range for this job in all geographic locations in the US is $151,500 to $346,000. The base salary range for New York City Metro Area, Washington State and California (excluding Sacramento) is $181,800 to $393,200. Individual salaries within those ranges are determined through a wide variety of factors including but not limited to education, experience, knowledge, skills and geography. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.
- Join us in our team-led and leader-enabled hybrid model. Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year.
- Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.
These jobs might be a good fit
PayPal Sr Cloud Security Engineer United States, Illinois, Chicago
Share
Essential Responsibilities:
- Independently apply security best practices to enhance and optimize systems, ensuring robust protection and efficiency, while beginning to understand and align security solutions with business objectives.
- Partner with peers and internal teams to drive security initiatives, contribute to cross-functional projects, and at times co-lead efforts to strengthen security posture.
- Analyze and resolve security challenges by adapting standard processes and exploring alternative approaches to address complex threats.
- Influence the quality, efficiency, and effectiveness of the team through informed decision-making, with a potential impact on other teams.
- Collaborate with other engineers to gather and incorporate feedback, driving continuous improvements in security processes.
Expected Qualifications:
- 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.
What do you need to bring:
A minimal of 5 years of experience working in a cybersecurity related position.
Experience working with cloud-native security tools, AWS and GCP Infrastructure design, operation, and deployment, container and host security
Excellent communication and documentation skills.
Knowledge of Kubernetes, terraform, source code management, infrastructure and application security tools such as CSPM, SAST, DAST, API security, DDOS and WAF
Development experience is a plus.
Preferred certifications:
Cloud Security related certifications (AWS, GCP)
Degree in Computer Science or related field.
Travel Percent:
The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .
The US national annual pay range for this role is $123,500 to $212,850
Our Benefits:
Any general requests for consideration of your skills, please
These jobs might be a good fit
Palo Alto Channel Systems Engineer United States, Illinois, Chicago
Share
Being the cybersecurity partner of choice, protecting our digital way of life.
Your Impact
- Technical Expertise: Act as the primary technical subject matter expert for our network security solutions within the CDW commercial segment. This includes conducting product demonstrations, presentations, and technical deep dives for both CDW sales teams and end customers.
- Sales and Partnership Support: Collaborate closely with the sales team to develop and execute technical strategies that drive revenue and market share through the CDW channel. Build and maintain strong, trust-based relationships with key CDW stakeholders, including account managers, solutions architects, and leadership.
- Pre-Sales Support: Provide comprehensive pre-sales support, including responding to RFIs/RFPs, creating solution architectures, and assisting with bill of materials. Offer technical guidance and support during the post-sales implementation phase to ensure customer success and satisfaction.
- Training and Enablement: Develop and deliver technical training programs for the CDW sales force to enhance their knowledge and confidence in positioning our network security products. Stay current with industry trends and competitive technologies to effectively articulate our value proposition.
- Drive commercial demand generation activities: Work with Palo Alto Networks Leadership and CDW Leadership to drive pipeline generating initiatives with Marketing and Channel Business Managers.
Your Experience
- A minimum of 7 + years of direct experience working in a solutions engineering or a similar technical role within the CDW commercial channel is required.
- Technical Skills: Extensive and demonstrable experience in network endpoint and cloud security , including a strong understanding of firewalls, VPNs, intrusion prevention systems (IPS), and other related security technologies.
- Communication: Exceptional communication, presentation, and interpersonal skills. Must be adept at explaining complex technical concepts to both technical and non-technical audiences.
- Sales Acumen: Strong business and sales acumen with the ability to translate technical features into tangible business benefits.
- Location: This is a Chicago based position, but the candidate must be willing to travel as needed
Compensation Disclosure
The compensation offered for this position will depend on qualifications, experience, and work location. For candidates who receive an offer at the posted level, the starting base salary (for non-sales roles) or base salary + commission target (for sales/commissioned roles) is expected to be between $198000 - $273000/YR. The offered compensation may also include restricted stock units and a bonus. A description of our employee benefits may be found .
All your information will be kept confidential according to EEO guidelines.
These jobs might be a good fit
EY Enterprise Performance Management EPM - United States, Illinois, Chicago
Share
Consulting - Tech Consulting - FinTech - Enterprise Performance Management (EPM) - Senior
Our EPM team helps apply cutting-edge technology and techniques to bring solutions to our clients. You will help our clients navigate the complex world of Enterprise Performance Management through detailed process design and implementation support. Our Advisory Seniors specialize in serving EY clients by guiding them through complex systems of forecasting, planning, budgeting and the integration with analytical and reporting solutions.
As a Senior Solution Architect, you will be the linchpin in translating business requirements into technical realities. Your expertise will shape the architecture of solutions to align with business goals, making a significant impact on our project delivery. You'll find yourself evaluating solution architectures, coordinating junior colleagues, and interacting with clients daily, possibly leading client workstreams.
Your key responsibilities In this role, you will be at the forefront of bridging business and technology, with responsibilities including:
- Translating business requirements into technical solutions
- Assessing the impact of technical decisions on business outcomes
- Contributing to project delivery and tracking status
- Engaging with clients and leading workstreams as needed
- Supporting sales activities and maintaining engagement economics
Skills and attributes for success
To thrive in this role, you will need a blend of technical proficiency and business acumen, including:
- User feedback and reflection to develop self-awareness, personal strengths and address development areas.
- Cultivating and managing business development opportunities. Developing and maintaining long- term client relationships and networks.
- Demonstrate critical thinking and the ability to bring order to unstructured problems.
- Review your deliverables and that of others for quality, accuracy, and relevance.
- See and embrace opportunities which give exposure to different situations, environments, and perspectives.
- Managing expectations of client service delivery.
- Application and Tool Analysis
- Cloud Computing Architecture
- Data Architecture Design and Modeling
- Solution Architecture Design
- Relationship Management
- Communication
- Complex Problem-Solving
- Critical Thinking
- Emotional Agility
- Hybrid Collaboration
To qualify for the role, you must have
- A Bachelor's degree
- 2-4 years of relevant experience
- A minimum of three years’ experience in providing consulting experience
- Working knowledge of a component of the modern EPM solutions landscape (e.g. Anaplan, Oracle EPM, FCCS, PBCS, EPBCS, ARCS, OneStream, Tagetik)
- Proven track record of understanding business challenges and translating them into value-add solutions - strong analytical and problem- solving skills - actively participate in brainstorming, identifying core issues and effectively finding and using data to manage complex analysis
- Our candidates have a variety of backgrounds including:
- Management reporting
- Long Range planner
- Strategic planner
- Capital planner
- Implementation consultant
- Strong analytical and problem- solving skills as well as excellent oral and written communication skills
- A willingness to travel to meet client needs; travel is estimated at 80%.
Ideally, you’ll also have
- Degree emphasis in Finance, Accounting, Economics, Business, Computer Science, MIS, or IT preferred
- Strong ability to build and manage relationships
- Effective communication skills
- Trust-building capabilities with clients
What we offer you
At EY, we’ll develop you with future-focused skills and equip you with world-class experiences. We’ll empower you in a flexible environment, and fuel you and your extraordinary talents in a diverse and inclusive culture of globally connected teams. Learn .
- We offer a comprehensive compensation and benefits package where you’ll be rewarded based on your performance and recognized for the value you bring to the business. The base salary range for this job in all geographic locations in the US is $112,300 to $185,400. The base salary range for New York City Metro Area, Washington State and California (excluding Sacramento) is $134,700 to $210,700. Individual salaries within those ranges are determined through a wide variety of factors including but not limited to education, experience, knowledge, skills and geography. In addition, our Total Rewards package includes medical and dental coverage, pension and 401(k) plans, and a wide range of paid time off options.
- Join us in our team-led and leader-enabled hybrid model. Our expectation is for most people in external, client serving roles to work together in person 40-60% of the time over the course of an engagement, project or year.
- Under our flexible vacation policy, you’ll decide how much vacation time you need based on your own personal circumstances. You’ll also be granted time off for designated EY Paid Holidays, Winter/Summer breaks, Personal/Family Care, and other leaves of absence when needed to support your physical, financial, and emotional well-being.
These jobs might be a good fit
PayPal Staff Machine Learning Engineer United States, Illinois, Chicago
Share
Essential Responsibilities:
- Lead the development and optimization of advanced machine learning models.
- Oversee the preprocessing and analysis of large datasets.
- Deploy and maintain ML solutions in production environments.
- Collaborate with cross-functional teams to integrate ML models into products and services.
- Monitor and evaluate the performance of deployed models, making necessary adjustments.
Expected Qualifications:
- 5+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.
- Extensive experience with ML frameworks like TensorFlow, PyTorch, or scikit-learn.
- Expertise in cloud platforms (AWS, Azure, GCP) and tools for data processing and model deployment.
Travel Percent:
The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .
The US national annual pay range for this role is $169,500 to $291,500
Our Benefits:
Any general requests for consideration of your skills, please
These jobs might be a good fit
PayPal Sr Software Engineer Ruby Rails United States, Illinois, Chicago
Share
Essential Responsibilities:
- Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
- Advises immediate management on project-level issues
- Guides junior engineers
- Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
- Applies knowledge of technical best practices in making decisions
Expected Qualifications:
- 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.
Preferred Qualification:
In your day-to-day role you will work ondesigning andbuilding a seamless omnichannel payment acceptance solutionBilling Aggregatorsof helpingstreamline onboarding,increase authorization rates, reduce costs, reduceand drive conversion.You will gain exposure to cross functional technology and business domains such as transaction processing, settlement, pricing, and reporting. You will have the chance to work on various teams and technology stacks.
We practice test-driven development andstrongly encourage aculture ofDevelopers test,their own code.with daily stand-ups and have regular retrospectives toinspect and adapt our working model and processes to increase quality and effectiveness
We value unique perspectives brought by diverse backgrounds and experiences. A broad range of ideas and perspectives help us to create the best possible product.
What we look for in you:
Track recordin designing and writing understandable, testable, and easy-to-maintain software
Deep knowledge of industry design patterns and object-oriented programming
Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
Comfortable with context switching and managing across multiple priorities.
Be a quick learner undaunted by complex systems. Ability to expand to new domains and be able to pick up and contribute quickly.
Ability and desire to work in our collaborative environment: open team room, pair programming and fluid interactions with all products and operations teams.
High interest in Test Driven Development and specific experiences using a test heavy approach to solve problems and create solutions.
end-to-endmonitoring solutions.
immediate management on project-level issues
Platform Reliability & Observability
Implement and enhance observability frameworks including logging, tracing, metrics, and alerting using Splunk, Datadog,Sentry, and PagerDuty.
maintainhigh-availability architectures across AWS and GCP.
Lead Incident and Problem Management practices — ensuring rapid detection, efficient triage, root cause analysis, and long-term remediation.
Define and maintain SLIs/SLOs, build dashboards, and automate monitoring and alerting workflows.
Contribute to on-call rotations and ensure incident response readiness across critical systems.
Core Development & Feature Delivery
Design, build, andoptimizebackend services and APIs using Ruby on Rails andPostgreSQLdata systems.
GCPBigQueryfor performance tuning, analytics, and data consistency across transactional systems.
Collaborate with cross-functional teams to deliver secure, scalable, and reliable payment solutions.
Participate in code reviews, design discussions, and technical planning to drive excellence in system architecture and development.
Build automation, integration pipelines, and scalable componentsleveragingAWS/GCP cloud services.
Required Skills
backend or platform engineering experience in high-availability, transaction-heavy, or FinTech environments.
Experience with Ruby on Rails for building backend APIs and services.
Solid SQL development skills with PostgreSQL and GCPBigQuery
proficiencywith AWS and GCP Cloud infrastructure and services.
expertisein observability tools: Splunk,DataDog, PagerDuty.
Proven experience in Incident Management and Problem Management from detection to post-incident review.
Excellent troubleshooting, analytical, and collaboration skills across distributed systems.
Bonus / Preferred Skills
Understanding of Network OSI model, SQS, Kafka, Data Replication, and API integrations.
Experience designing scalable architectures in AWS.
Exposure to AI/ML, particularly LLM (Large Language Model) integrations.
ITIL v4 Certification ordemonstratedfamiliarity with IT service management best practices.
teammodernizing and scaling a critical FinTechplatform.
Shape the future of our observability and reliability ecosystem, setting standards across the organization.
Work in a culture that values technical excellence, ownership,pairprogramming,and continuous improvement.
Competitive compensation, flexible hybrid workmodel, and real opportunities for career growth across platform and product domains.
Travel Percent:
The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .
The US national annual pay range for this role is $123,500 to $212,850
Our Benefits:
Any general requests for consideration of your skills, please
These jobs might be a good fit
Share
Essential Responsibilities:
- Delivers complete solutions spanning all phases of the Software Development Lifecycle (SDLC) (design, implementation, testing, delivery and operations), based on definitions from more senior roles.
- Advises immediate management on project-level issues
- Guides junior engineers
- Operates with little day-to-day supervision, making technical decisions based on knowledge of internal conventions and industry best practices
- Applies knowledge of technical best practices in making decisions
Expected Qualifications:
- 3+ years relevant experience and a Bachelor’s degree OR Any equivalent combination of education and experience.
Additional Responsibilities & Preferred Qualifications
In your day-to-day role you will work ondesigning and building solutions for enterprise merchants with the objective of helping streamline onboarding, increase authorization rates, reduce costs, reduce fraud, and drive conversion.
We practice test-driven development and strongly encourage a culture of pair programming. Developers test, release, and monitor their own code.
We value unique perspectives brought by diverse backgrounds and experiences. A broad range of ideas and perspectives help us to create the best possible product.
What we look for in you:
Minimum of 3 years of relevant work experience and abachelor's degree or equivalent experience.
Track recordin designing and writing understandable, testable, and easy-to-maintain software.
Ability and desire to work in our collaborative environment: open team room, pair programming and fluid interactions with all products and operations teams.
High interest in Test Driven Development and specific experiences using a test heavy approach to solve problems and create solutions.
Platform Reliability & Observability
Implement and enhance observability frameworks including logging, tracing, metrics, and alerting using Splunk, Datadog,Sentry, and PagerDuty.
maintainhigh-availability architecturesacross AWS and GCP.
Lead Incident and Problem Management practices — ensuring rapid detection, efficient triage, root cause analysis, and long-term remediation.
Define and maintain SLIs/SLOs, build dashboards, and automate monitoring and alerting workflows.
Contribute to on-call rotations and ensure incident response readiness across critical systems.
Core Development & Feature Delivery
Design, build, andoptimize backend services and APIs usingRuby on Railsand PostgreSQL data systems.
GCP BigQueryfor performance tuning, analytics, and data consistency across transactional systems.
Collaborate with cross-functional teams to deliver secure, scalable, and reliable payment solutions.
Participate in code reviews, design discussions, and technical planning to drive excellence in system architecture and development.
Build automation, integration pipelines, and scalable componentsleveragingAWS/GCP cloud services.
Required Skills
backend or platform engineering experiencein high-availability, transaction-heavy, or FinTech environments.
Experience with Ruby on Rails for building backend APIs and services.
Solid SQL development skills with PostgreSQL and GCP
proficiency withAWS and GCP Cloudinfrastructure and services.
expertise inobservability tools:Splunk, DataDog, PagerDuty.
Proven experience in Incident Management and Problem Management from detection to post-incident review.
Excellent troubleshooting, analytical, and collaboration skills across distributed systems.
Bonus / Preferred Skills
Understanding of Network OSI model, SQS, Kafka, Data Replication, and API integrations.
Experience designing scalable architectures in AWS.
Exposure to AI/ML, particularly LLM (Large Language Model) integrations.
ITIL v4 Certification ordemonstrated familiarity with IT service management best practices.
teammodernizing and scaling a critical FinTech platform.
Shape the future of our observability and reliability ecosystem, setting standards across the organization.
Work in a culture that values technical excellence, ownership,pair programming, and continuous improvement.
Competitive compensation, flexible hybrid workmodel, and real opportunities for career growth across platform and product domains.
Travel Percent:
The total compensation for this practice may include an annual performance bonus (or other incentive compensation, as applicable), equity, and medical, dental, vision, and other benefits. For more information, visit .
The US national annual pay range for this role is $123,500 to $212,850
Our Benefits:
Any general requests for consideration of your skills, please
These jobs might be a good fit
