Back-end Development
Full-time
Middle Node.js Backend Developer
United Tech is a global IT product company shaping the future of real-time social connection. With millions of users across North America, Europe, LATAM, and MENA, we build next-gen mobile and web apps for live-streaming and social networking. Our platforms enable connection at scale — fast, interactive, and deeply engaging. The market is projected to exceed $206B by 2030, and we are already leading the evolution. Founded in Ukraine, scaling worldwide.
About the role: We're looking for a Middle Node.js Backend Developer to join the backend team. You'll be building the infrastructure that powers revenue and growth — from web billing integrations with payment providers to server-side marketing pipelines that fuel acquisition. If you thrive in high-load, product-driven environments where your code ships to real users and directly impacts the bottom line, this role was made for you.
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Develop and ship web billing integrations: payment providers, subscriptions, recurring billing, webhook handling (idempotency, retries, reconciliation)
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Develop and ship marketing integrations: attribution platforms, server-side conversion/events APIs, analytics and CRM/ESP pipelines
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Create technical designs for product epics and decompose them into actionable tasks
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Participate in team processes: grooming, sprint planning, estimations
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Run investigations and tech research (3rd-party API limits, provider selection, edge cases)
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Address tech debt and improve reliability and observability of integrations
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Take part in the full SDLC: design, dev, code review, testing, release, support
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