Software Engineer Backend (NestJS / Node.js)

Role & responsibilities

Role Overview

Senior Backend Engineer

code quality, security, scalability, and DevOps automation

Key Responsibilities

• Backend Development

  :

NestJS

TypeScript

Implement business logic, data modeling, and service orchestration.

• Database Management

  :

PostgreSQL / MariaDB

Write optimized SQL queries, indexes, and stored procedures.

Handle data migrations, replication, and backup strategies.

• Cloud & Infrastructure

  :

Google Cloud Platform (GCP)

Terraform

Manage Kubernetes clusters for deployment scalability.

• CI/CD & DevOps

  :

GitLab

Automate build, test, and deployment workflows.

Ensure zero-downtime deployments and environment parity.

• Security

  :

Apply OWASP security principles in backend APIs.

Manage IAM roles and permissions in cloud environments.

Implement secure API authentication & authorization (JWT, OAuth2).

• Team Collaboration & Mentorship

  :

Collaborate with frontend, QA, and DevOps teams for smooth delivery.

Review code for performance, security, and maintainability.

Mentor junior developers and guide best practices.

Preferred candidate profile

Qualifications

• Bachelors degree in Computer Science, Engineering, or equivalent experience.
• 4-6 years of backend development experience with Node.js/NestJS.
• Strong knowledge of cloud infrastructure (GCP preferred, AWS/Azure is a plus).
• Proven experience designing and deploying production-grade CI/CD pipelines.
• Hands-on Kubernetes, Terraform, and Ansible experience.
• Excellent understanding of relational and NoSQL database performance tuning.
• Strong problem-solving skills and debugging capabilities.
• Excellent communication and mentoring skills.

Nice-to-Have Skills

• Experience with Redis, RabbitMQ, or Kafka.
• Exposure to microservices architecture and distributed systems.
• Experience with automated testing frameworks (Jest, Mocha, Cypress).
• Familiarity with observability tools (Prometheus, Grafana, ELK).

Benefits

A responsible position in a fast-growing and highly innovative start-up

An agile and diverse team with colleagues from all over the world, working with our main office in Germany

English speaking open work environment, with flat hierarchies and short decision-making paths

Creative freedom for own ideas, projects and personal development.

Quarterly awards for recognizing the hard work and talent within the team.