Senior Backend Engineer ID99040

Hi there! AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards. Why join us If you’re looking for a place to grow, make an impact, and work with people who care, we’d love to meet you! :) About the role We are looking for a Senior Backend Engineer to build and scale the backend of a high-traffic gaming companion site. The mandatory requirements are 5+ years of backend development with TypeScript on Node.js, PostgreSQL or MySQL, Redis caching, REST and GraphQL APIs, daily use of AI coding tools, and an upper-intermediate English level. Must haves ● 5+ years of backend development with TypeScript on Node.js. ● Strong command of TypeScript’s type system (generics, inference, discriminated unions, narrowing). ● Schema validation experience with Zod or similar. ● Strong SQL skills in PostgreSQL and/or MySQL: schema design, indexing, query plans, migrations on live data, transactions and locking. ● Experience running an analytical database at production volume (ClickHouse preferred; BigQuery, Druid or similar also count). ● Experience designing caching: Redis or a compatible store, invalidation strategies, HTTP cache headers, CDN behavior. ● Experience designing and consuming REST and GraphQL APIs, including authentication and rate limiting. ● Experience with background jobs and message queues, including handling jobs that run twice or don’t run at all. ● Experience with high-volume, user-facing production applications. ● Experience taking a product from idea to production. ● Proficiency with agentic AI coding tools (Claude Code, Cursor or similar): daily, hands-on use in a real codebase, and good judgment about when their output needs checking. ● Comfortable reading and changing React code when a feature reaches the frontend. ● Able to work well in a startup-style, fast-paced environment with changing priorities. ● Flexible about working hours: some game launches happen in the evening or on weekends and need coverage outside the standard 9-to-5. ● Passion for gaming. ● Upper-intermediate English level. Nice to haves ● Experience with Bun. ● Experience with any of the current stack: Remix, Next.js, Fastify, Hono, Prisma, Drizzle, Apollo GraphQL, Meilisearch, NATS, Ory, Stripe, Nx. ● shadcn/ui and Tailwind CSS. ● Strict lint setups (typescript-eslint strictTypeChecked, custom lint rules, architecture boundaries). ● Docker, Kubernetes, GitOps (ArgoCD), GitHub Actions, External Secrets. ● Payments and subscriptions (Stripe checkout, webhooks, promotion codes). ● Writing agent instructions, skills or custom tooling for AI coding agents. ● Experience building game tools, such as databases, interactive maps, calculators or planners. What you will do ● Build and maintain REST and GraphQL APIs in TypeScript (Fastify, Hono) for user profiles, subscriptions and game data, including authentication, rate limits and typed contracts. ● Design schemas and write queries for PostgreSQL and MySQL (Prisma, Drizzle), including versioned game data, player builds and migrations on tables in live use. ● Run ClickHouse analytics pipelines: request logs, materialized views, article and revenue metrics, and the queries behind dashboards. ● Own the cache layers end to end: Redis-compatible stores, query caching, tag-invalidated cache, HTTP headers and CDN purges. ● Build and run scheduled jobs and queue consumers (NATS) for game data sync, leaderboards, Meilisearch indexing, sitemaps, Stripe webhooks, payouts and data-deletion requests. ● Integrate third-party APIs (Stripe, Discord, Blizzard, IGDB, Steam, YouTube), handling retries, backoff and rate limits. ● Process game images into map tiles, sprite sheets and responsive image sizes. ● Keep responses lean for Remix and Next.js pages to improve time to first byte, PageSpeed and SEO. ● Work with AI coding agents every day: direct them, review their output, and maintain the guardrails that make their changes safe to merge (tests, lint rules, build checks, agent instructions). ● Deploy through Docker, GitHub Actions and Kubernetes. ● Support high-traffic game launches, including outside regular hours when needed. Perks and benefits ● Professional growth: Accelerate your professional journey with mentorship, TechTalks, and personalized growth roadmaps ● Competitive compensation: We match your ever-growing skills, talent, and contributions with competitive USD-based compensation and budgets for education, fitness, and team activities ● A selection of exciting projects: Join projects with modern solutions development and top-tier clients that include Fortune 500 enterprises and leading product brands ● Flextime: Tailor your schedule for an optimal work-life balance, by having the options of working from home and going to the office — whatever makes you the happiest and most productive. Meet Our Recruitment Process Asynchronous stage — An automated, self-paced track that helps us move faster and give you quicker feedback: ● Short online form to confirm basic requirements ● 30–60 minute skills assessment ● 5-minute introduction video Synchronous stage — Live interviews ● Technical interview with our engineering team (scheduled at your convenience) ● Final interview with your future teammates If it’s a match—you’ll get an offer! Відгукнутись на вакансію