Backend Systems Engineer - Own End-to-End, Flexible Hybrid

FMIT Group; Málaga; Hybrid; EUR 52,000 - 76,000; Full time

Benefits offered by this job

Private health insurance

Flexible hybrid model

Birthday off

Job summary

FMIT Group is seeking a Mid Backend Software Engineer to design, build, and optimize backend systems in Málaga. You will shape scalable architectures, maintain code quality, and guide junior engineers as a technical reference within the team.

You will work across development, staging, and production environments, collaborating to improve APIs and databases while delivering robust backend services in a flexible hybrid setup.

Qualifications

• Proficient in JavaScript/TypeScript/Python with real business logic delivery.
• Hands-on with Express, FastAPI, or Fastify and scalable service design.
• Strong PostgreSQL skills including schema design and query tuning.
• Experience with Kafka or similar messaging for asynchronous communication.
• Comfortable across dev, staging, and production environments.
• Able to write clean, testable code and review others' code.

Responsibilities

• Independently design, develop, and optimize backend solutions end-to-end.
• Design scalable backend systems prioritizing maintainability and performance.
• Contribute to CI/CD pipeline development and improvements.
• Develop unit tests and automate workflows to ensure code quality.
• Serve as a technical reference for junior engineers and provide guidance.
• Document backend architectures to enable team-wide reuse.
• Collaborate cross-functionally to improve APIs and databases.

Skills

JavaScript

TypeScript

Python

Unit testing

Tools

Express

FastAPI

Fastify

PostgreSQL

Kafka

CI/CD

Job description

FMIT Group is seeking a Mid Backend Software Engineer to design, build, and optimize backend systems in Málaga. You will shape scalable architectures, maintain code quality, and guide junior engineers as a technical reference within the team.

You will work across development, staging, and production environments, collaborating to improve APIs and databases while delivering robust backend services in a flexible hybrid setup.