
TypeScript Backend Developer
AgileEngine
Kraków, Pl-, Poland • 49m ago • Remote
Mid
Remote
2,500 - 5,269 USD/yr
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Potential salary for TypeScript Backend Developer role
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$2,500 – $5,269/year
Quick Facts
- Role: Backend Engineer building REST and GraphQL APIs in TypeScript (Node.js)
- Focus areas: SQL data modeling, analytics pipelines, caching, queues/background jobs, third-party integrations, and AI-assisted development
Description
You will build and scale the backend for a high-traffic gaming companion platform, delivering REST and GraphQL endpoints for user profiles, subscriptions, and game data. The role includes designing PostgreSQL/MySQL schemas and migrations, running ClickHouse analytics pipelines, owning Redis-compatible cache layers, and operating scheduled jobs and queue consumers. You’ll integrate third-party APIs, optimize responses for Remix/Next.js performance and SEO, and work daily with AI coding agents while enforcing test/lint/build guardrails.
Responsibilities
- Build and maintain REST and GraphQL APIs in TypeScript (Fastify, Hono), including authentication, rate limits, and typed contracts
- Design database schemas and queries for PostgreSQL/MySQL (Prisma, Drizzle), including live versioned data and migrations
- Run ClickHouse analytics pipelines for request logs, materialized views, and dashboard queries
- Own cache layers end to end (Redis-compatible stores, query caching, tag invalidation, HTTP cache headers, CDN purges)
- Build 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) with retries, backoff, and rate limiting
- Process game images into map tiles, sprite sheets, and responsive sizes
- Keep responses lean for Remix and Next.js pages to improve TTFB, PageSpeed, and SEO
- Direct and review outputs from AI coding agents and maintain safety guardrails for merging
- Deploy using Docker, GitHub Actions, and Kubernetes
- Support high-traffic game launches, including outside regular hours when needed
Requirements
- 3+ years of backend development with TypeScript on Node.js
- Strong TypeScript type system fundamentals (generics, inference, discriminated unions, narrowing)
- Zod (or similar) schema validation experience
- Strong SQL experience on PostgreSQL and/or MySQL, including indexing, query plans, migrations on live data, and transactions/locking
- Production-volume analytical database experience (ClickHouse preferred)
- Caching design experience (Redis-compatible stores, invalidation, HTTP cache headers, CDN behavior)
- REST/GraphQL API experience, including authentication and rate limiting
- Background job and message queue experience, including handling duplicate/missed jobs
- High-volume, user-facing production application experience
- Experience taking products from idea to production
- Proficiency with agentic AI coding tools (e.g., Claude Code, Cursor) with daily hands-on use and good judgment about when to verify changes
- Ability to read and modify React when features reach the frontend
- Comfort working in a fast-paced startup environment with changing priorities
- Flexible working hours for evening/weekend game launch coverage
- Passion for gaming
- Upper-intermediate English
Benefits
- Mentorship, TechTalks, and personalized growth roadmaps
- Competitive USD-based compensation with budgets for education, fitness, and team activities
- Opportunity to work on exciting projects for Fortune 500 enterprises and leading product brands
- Flextime with remote and office options
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