Back End Developer

ZOOP

📍 beja, beja, Portugal

Full-time Other-General Posted February 27, 2026

Job Description

Key Responsibilities:

•⁠  ⁠Migrate core functionality from AWS Lambdas to modular NestJS monolith

•⁠  ⁠Optimize MySQL database performance and related infrastructure

•⁠  ⁠Develop new backend services using NestJS & TypeScript

•⁠  ⁠Support and improve AWS infrastructure

•⁠  ⁠Improve system performance and scalability


Tech Stack:

•⁠  ⁠Nodejs, Nestjs, Typescript

•⁠  ⁠MySQL (TypeORM / Sequelize), Redis

•⁠  ⁠AWS (S3, CloudFront, Lambda, Kinesis, SQS, API Gateway, ECS, EC2, Aurora)

•⁠  ⁠Serverless / monolithic architecture

•⁠  ⁠Stripe

•⁠  ⁠Terraform, Grafana


Must-Have Experience:

•⁠  ⁠5+ years of commercial experience in Software Engineering

•⁠  ⁠Strong expertise in Node.js

•⁠  ⁠Advanced SQL skills

•⁠  ⁠Deep understanding of AWS data stack

•⁠  ⁠Active use of AI tools (e.g. Copilot, Claude or similar) in daily developmen...