Node.js Backend Developer

We are looking for a Node.js Backend Developer. Join United Tech, where you will have the opportunity to own your projects, directly influence the product, and collaborate with cross-functional teams to bring new ideas to life. You will work closely with our data analytics and data science teams, gaining insights from a large user base and leveraging cutting-edge technologies to build solutions that make a real difference.

About the product: It is a global streaming platform where users can find interesting streamers, send messages, and chat via video. Our mission is to help people overcome loneliness and boredom by creating a space for real-time interaction and positive emotions. With high-quality video streaming, 24/7 live events, and seamless online chats, we ensure a top-notch user experience without any ads. Our team is growing, with exciting opportunities to influence the product and tackle complex challenges, including AI integration and data-driven tasks. Our goal is to reach the top 5 streaming products within three years. Join us and shape the future of a product used by over 1 million people!

In this role, you will

• Develop backend solutions for a cross-platform product
• Implement new services and features 
• Contribute to all phases of the software development lifecycle
• Follow industry best practices to ensure high-quality code and performance
• Collaborate with the backend development team, taking ownership of all aspects of ongoing software development and improvements

It’s all about you

• 5+ years of proven commercial experience in backend development
• 3+ years of hands-on experience with Node.js
• 2+ years of experience in backend development using TypeScript
• Solid experience with both relational and non-relational databases (e.g., PostgreSQL, MongoDB, Redis)
• Expertise in SOA/Microservices architecture, including communication patterns and development processes
• Proficiency in working with WebSockets and messaging technologies (e.g., RabbitMQ, Kafka)
• Experience with AWS services (S3, Aurora, CloudFront)
• Strong expertise in scaling and managing high-load products
• A solid foundation in Computer Science principles
• Open-minded, proactive, and a strong team player, committed to delivering projects on time

Would be a plus:

• Knowledge of Kubernetes (K8s)
• Familiarity with NestJS framework
• Experience in developing high-load products
• Knowledge of Apache Kafka
• Experience with API Gateway

What we offer

• Care and support:
• 20 paid vacation days, 15 sick days, and 6 additional days off for family events
• 100% medical insurance coverageSports and equipment reimbursement
• Team building events, corporate gifts, and stylish merch
• Financial and legal support
• Position retention and support for those who join the Armed Forces of Ukraine
• Participation in social initiatives supporting Ukraine




• Comfortable working environment:
• Work from our Kyiv hub or remotely with a flexible schedule 
• Workspace rental reimbursement in other cities and abroad
• Modern equipment or depreciation of your own tools




• Investment in your future:
• Collaborate with a highly-skilled team of Middle & Senior professionals, sharing practical cases and expertise in the social networking niche
• 70% of our heads and leads have grown into their roles here – so can you!
• Performance-oriented reviews and Individual Development Plans (IDPs)
• Reimbursement for professional courses and English classes
• Corporate library, book club, and knowledge-sharing events
• Our products are in top positions in their categories on App Store and Google Play. We are free to implement our ideas and directly influence products, cherishing our users. Your work will be seen by millions of people worldwide. Join us and shape the future of the social networking industry.

Hiring process

• Intro call
• Tech Interview
• Final Interview
• Reference check
• Offer