Senior Backend Engineer — Remote & Flexible Hours

AgileEngine, LLC.; Valencia; Hybrid; EUR 108,000 - 161,000; Full time

Benefits offered by this job

Professional growth

Competitive USD-based pay with budgets

Exciting projects

Flextime: remote and office options

Job summary

AgileEngine, LLC. is seeking a Senior Backend Engineer to scale the backend of a high-traffic gaming companion site. The role requires 5+ years of TypeScript on Node.js, strong SQL skills, and experience with Redis caching and API design.

You will deploy with Docker, GitHub Actions and Kubernetes, and work with AI coding tools daily. You will build REST and GraphQL APIs, manage data schemas in PostgreSQL/MySQL, and run analytics pipelines for dashboards, while ensuring fast, lean responses for

Qualifications

• 5+ years of backend development with TypeScript on Node.js.
• Strong knowledge of REST and GraphQL APIs with authentication and rate limiting.
• Experience with PostgreSQL and MySQL databases, including migrations and indexing.
• Experience with caching and Redis-based patterns in production.
• Familiarity with AI coding tools and modern web tooling in a real-codebase context.

Responsibilities

• Build and maintain REST and GraphQL APIs in TypeScript (Fastify, Hono) for users, subs and game data.
• Design schemas and run queries for PostgreSQL/MySQL; manage migrations and versioned data.
• Run ClickHouse analytics pipelines for logs, metrics and dashboards.
• Own caching layers with Redis, HTTP headers and CDN purges.
• Build scheduled jobs and queues (NATS) for data sync, leaderboards, indexing, and webhooks.
• Integrate third-party APIs (Stripe, Discord, Blizzard, IGDB, Steam, YouTube).
• Process game images into map tiles and responsive sizes; optimize frontend latency.
• Collaborate with AI agents, review outputs, maintain guardrails and tests.
• Deploy with Docker, GitHub Actions and Kubernetes; support launches outside regular hours.

Skills

Backend development

TypeScript

Node.js

REST APIs

GraphQL

PostgreSQL

MySQL

Redis

AI coding tools

English communication

Tools

Prisma

Drizzle

Redis

GraphQL

REST

Fastify

Hono

Docker

Kubernetes

GitHub Actions

Meilisearch

NATS

Stripe

Claude Code/Cursor

Job description

AgileEngine, LLC. is seeking a Senior Backend Engineer to scale the backend of a high-traffic gaming companion site. The role requires 5+ years of TypeScript on Node.js, strong SQL skills, and experience with Redis caching and API design.

You will deploy with Docker, GitHub Actions and Kubernetes, and work with AI coding tools daily. You will build REST and GraphQL APIs, manage data schemas in PostgreSQL/MySQL, and run analytics pipelines for dashboards, while ensuring fast, lean responses for