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8A
Senior Node.js Back-end Developer
8allocateUKRemotefull_timeVerifiedPosted 24 Mar 2026
About the role
This is a remote position.
8allocate is a global provider of end-to-end custom software development solutions to companies all over the globe, from North America to the EU to Israel to Australia. Headquartered in Estonia, we run offshore R&D centers in Kyiv and Lviv. Our team is 50% remote and distributed. We specialize in flexible interaction exclusively with international clients (we cover industries from commercial aviation to fintech) thanks to a multinational support group of experts and management. Currently, we are looking for a Senior Node.js Back-end Developer . Project: We are looking for a strong backend systems developer to join the client`s team in Hammersmith. You will have experience in Node.js, micro-service architectures, and integrating external systems. It is important that you have a strong focus on quality around well-written code, unit testing, and a holistic approach to systems development. The client`s company is a new approach to sports betting and casino focusing on giving each player an individual experience. They are determined to challenge the industry by being outrageously innovative and product-focused – building the gambling company of the future. To be in total control they have built their own tech platform including a fully automated sportsbook. They have launched their native iOS and Android apps on the UK market, offering their customers best-in-class UX/UI. Their ambition is to offer the best gambling experience and they have the knowledge, resources, and courage to make it happen. What responsibilities & tasks will wait for you?- Sharing technical solutions and product ideas through design reviews, pair programming, code reviews, and discussions;
- Shape a scalable and performant architecture of the internal systems that you will be working on;
- Build systems for production and implement high-quality solutions, ensuring latency, availability, and appropriate monitoring;
- Own your code. Decide together with your team on technical frameworks being used and have the opportunity to implement best practices whilst the team is growing;
- Extensive onboarding, mentoring, and personal development opportunities.
- Node.js;
- Unit and integration testing;
- Experience designing and scaling relational databases (MySQL / Postgres);
- Redis;
- Experience using AWS technologies or similar cloud-based solutions;
- Git;
- Monitoring - Datadog/AWS;
- Experience in integrating external and internal API services and are excited about building modern tooling operations;
- A strong understanding of the fundamentals – data structures, algorithms, OO design, and system architecture;
- Excellent English communication skills in both speech and writing;
- Self-motivated and proactive, takes own initiatives and involves others as needed
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