Software Engineer (Backend)

About the role

AppNation is seeking a Backend Software Engineer to develop and enhance the backend systems powering its AI‑driven mobile applications. You will own features from implementation through testing and production, collaborating with mobile, AI, product, and infrastructure teams.

Key responsibilities

• Design, build, and maintain backend services and APIs using Node.js and TypeScript.
• Develop integrations with internal services, third‑party APIs, and AI providers, including LLMs.
• Model relational data, write efficient queries, manage migrations, and optimise PostgreSQL/MySQL performance.
• Implement caching with Redis and build reliable background jobs and asynchronous workflows using queueing systems.
• Containerise applications with Docker, participate in code reviews, and contribute to design discussions.

Required profile

• 3+ years of professional backend development experience.
• Strong hands‑on experience with Node.js, TypeScript, HTTP/REST, authentication, and application security.
• Solid knowledge of relational databases (PostgreSQL, MySQL) and caching patterns (Redis).
• Experience with Docker, Git, CI/CD pipelines, and production debugging.

Required skills

• Node.js
• TypeScript
• PostgreSQL
• MySQL
• Redis
• Docker
• Git
• Kafka or RabbitMQ or BullMQ
• Google Cloud Platform (or other major cloud platform)

What we offer

• Opportunity to build products used by millions worldwide.
• Competitive compensation and benefits, including private health insurance, meal and commute support, relocation assistance, and flexible working options.