Senior Backend Engineer - TypeScript, GraphQL & Gaming APIs

AgileEngine, LLC.; Kraków; Ibrido; PLN 433.000 - 591.000; Tempo pieno

Vantaggi offerti da questo lavoro

Mentorship program

Remote and office options

Competitive USD-based pay

Fortune 500 projects

Descrizione del lavoro

AgileEngine is seeking a Senior Backend Engineer to build and scale the backend of a high-traffic gaming companion site. You will own API design, data models, and performance optimizations in a fast-paced startup-style environment.

You'll work with TypeScript on Node.js, PostgreSQL/MySQL, Redis, REST and GraphQL, and collaborate with AI coding tools daily. This role offers hybrid work options and exposure to Fortune 500 brands across 17+ industries.

Competenze

• 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: migrations on live data.
• Experience with analytical databases (ClickHouse preferred).
• Experience caching: Redis and HTTP cache headers, CDN behavior.
• Experience with REST and GraphQL APIs, including authentication.
• Background jobs and message queues knowledge.
• Experience with high-volume, user-facing production apps.
• Product-to-production track record and frontend-readiness (React).
• Agentic AI coding tools usage and guardrail maintenance.

Mansioni

• Build and maintain REST and GraphQL APIs in TypeScript for profiles, subscriptions and game data.
• Design schemas and write queries for PostgreSQL/MySQL with versioned data and migrations.
• Run ClickHouse analytics pipelines for logs and metrics.
• Own cache layers including Redis stores, invalidation, and CDN purges.
• Build and run scheduled jobs and queue consumers for data sync and leaderboards.
• Integrate third-party APIs (Stripe, Discord, Blizzard, IGDB, Steam, YouTube).
• Process game images into map tiles and responsive sizes.
• Keep responses lean for Remix and Next.js for PageSpeed and SEO.
• Collaborate with AI coding agents and ensure safe merges with tests and lint.
• Deploy via Docker, GitHub Actions and Kubernetes, with on-call readiness.

Conoscenze

5+ years backend development

TypeScript on Node.js

REST and GraphQL APIs

AI coding tools daily

Upper-intermediate English

Strumenti

Prisma

Drizzle

PostgreSQL

MySQL

Redis

Fastify

Descrizione del lavoro

AgileEngine is seeking a Senior Backend Engineer to build and scale the backend of a high-traffic gaming companion site. You will own API design, data models, and performance optimizations in a fast-paced startup-style environment.

You'll work with TypeScript on Node.js, PostgreSQL/MySQL, Redis, REST and GraphQL, and collaborate with AI coding tools daily. This role offers hybrid work options and exposure to Fortune 500 brands across 17+ industries.