Backend Node.js Developer jobs at Moonactive in Ukraine, Kyiv

We work with Node.js/Redis/Neo4j/K8s/Microservices, 24/7 serving 100k req/sec, 200k+ req/sec at peaks, Redis used as the main storage, handling terabytes of data and 200M ops/min.

• Delivering new game features every few weeks;
• Building distributed systems and microservices;
• Mainly developing real-time mobile game server with Node.js and Redis;
• Working with the Kyiv-based cross-functional team that also includes Unity developers and QAs.

• Backend development experience (any OOP language, ex. Node.js, Java, C#, etc.);
• Familiarity with Node.js - must;
• Willingness to operate within an AI-first approach for development productivity and feature integration;
• Experience with distributed systems and microservices architecture;
• Experience with NoSQL databases (ex. Redis);
• Experience with Backend development of real-time web services;
• Experience in a high scale system will be a plus;
• Experience working with Scrum teams will be a plus;
• Good spoken and written English is a MUST.

• A global data-driven company, with a unique product and strong R&D center;
• Exceptional innovative and dynamic work environment;
• Promote transparency & open employee communication;
• Tremendous growth & career advancement opportunities;
• Encourage, support, and empower learning exploration and career development opportunities;
• Directly impact and build personalized product experiences for our players.

We offer:

• Generous compensation with regular performance reviews;
• Paid vacation and sick leaves;
• Comprehensive medical insurance for you and your family member free of charge;
• Sports expenses reimbursement;
• Comfortable office in BC Gulliver;
• Daily lunches in the office and fully stocked kitchen with the greatest coffee;
• Newest technical equipment (macOS);
• Training & Development / Tuition reimbursement; online courses of your choice;
• Parental leave;
• Employee Referral Program with great bonuses;
• Regular team buildings and Company Happy Hours;
• Relocation bonus for nonlocal candidates;
• Reimbursement of car parking.

Product Tech Stack:NodeJS, TypeScript, Express, NestJS, MongoDB, ReactJS, Material-UI, AWS, Docker, Kubernetes, Jenkins, GitHub Actions, GitHub packages, Microservices.

• Develop and maintain internal software tools that directly support and enhance team productivity.
• Partner with stakeholders across the organization to define project requirements and architect scalable solutions.
• Collaborate closely with the team and our R&D architect to define requirements and shape solutions.
• Ensure code quality by writing robust, well-documented code and actively participating in code reviews.
• Engage in all phases of the agile development lifecycle to deliver high-quality features on time.
• Provide production support and issue resolution as part of an on-call rotation.

• 3+ years of experience in full-stack development, with a focus on Node.js.
• Strong proficiency in JavaScript (ES6+), HTML, and CSS.
• Proven experience with either Vue.js or React.
• Experience with both SQL and NoSQL databases.
• Understanding of RESTful web services and network protocols.
• Knowledge of browser debugging and troubleshooting.
• Hands-on experience with AWS S3, SNS, and SQS.

• Experience with automated testing (unit, integration, or E2E).
• Familiarity with CI/CD pipelines and build processes.

• A global data-driven company, with a unique product and strong R&D center;
• Exceptional innovative and dynamic work environment;
• Promote transparency & open employee communication;
• Tremendous growth & career advancement opportunities;
• Encourage, support, and empower learning exploration and career development opportunities;
• Directly impact and build personalized product experiences for our players.

We offer:

• Generous compensation with regular performance reviews;
• Paid vacation and sick leaves;
• Comprehensive medical insurance for you and your family member free of charge;
• Sports expenses reimbursement;
• Comfortable office in BC Gulliver;
• Daily lunches in the office and fully stocked kitchen with the greatest coffee;
• Newest technical equipment (macOS);
• Training & Development / Tuition reimbursement; online courses of your choice;
• Parental leave;
• Employee Referral Program with great bonuses;
• Regular team buildings and Company Happy Hours;
• Relocation bonus for nonlocal candidates;
• Reimbursement of car parking.

As a Unity Developer, you’ll be working in a scrum team, creating new features for our product as well as improving our core architecture. We're looking at various levels of experience as we want people who can bring a variety of different things to the team.

Technologies:Client-Server (HTTP/JSON), AssetBundles, TMPro.

• Implement new client-side features and maintain and improve existing code;
• Integrate Technical Artists’ work and write tools for them;
• Design effective communication between the client and server.

• Experience​ ​in​ ​software​ ​development;
• 3+ years of experience with Unity engine, specifically 2D mobile platforms and its scripting API’s (UI, 2D tools, animations, etc);
• Strong knowledge of C# programming language;
• Knowledge of dependency injection principles (StrangelOC/Zenject);
• Knowledge of data structures, algorithms, and architectural design patterns;
• Understanding the optimization of mobile applications;
• Experience with Git Flow;
• Be fearless in front of a big code base when have a need to understand how things works to add/fix something;
• Team player.

Nice to have:

• Experience creating editor tools for Unity;
• Experience in UnitTests writing;
• Experience in TeamCity.

• A global data-driven company, with a unique product and strong R&D center;
• Exceptional innovative and dynamic work environment;
• Promote transparency & open employee communication;
• Tremendous growth & career advancement opportunities;
• Encourage, support, and empower learning exploration and career development opportunities;
• Directly impact and build personalized product experiences for our players.

We offer:

• Generous compensation with regular performance reviews;
• Paid vacation and sick leaves;
• Comprehensive medical insurance for you and your family member free of charge;
• Sports expenses reimbursement;
• Comfortable office in BC Gulliver;
• Daily lunches in the office and fully stocked kitchen with the greatest coffee;
• Newest technical equipment (macOS);
• Training & Development / Tuition reimbursement; online courses of your choice;
• Parental leave;
• Employee Referral Program;
• Regular team buildings and Company Happy Hours;
• Relocation bonus for nonlocal candidates;
• Reimbursement of car parking.