Full Stack Developer

About the role

We are looking for a Full Stack Developer to join an innovative medium-sized company operating in the energy sector. You will work on modern web applications and database solutions that enable our clients to participate in the evolving energy market.

Key responsibilities

• Optimize and maintain PostgreSQL databases.
• Develop business logic within the database using PL/pgSQL and maintain existing procedures.
• Design, develop, and support web applications using C++, HTML, CSS, JavaScript and Node.js.
• Participate in agile project teams from feature planning through to go-live.
• Act as the first technical point of contact for the support team.

Required profile

• Completed degree in Computer Science or a comparable qualification.
• Proficiency with PostgreSQL or similar relational databases.
• Experience with PL/pgSQL or comparable procedural database languages.
• Solid experience working in Linux environments.
• Excellent German and English communication skills (minimum B2 level).
• Independent, structured work style with a hands-on mentality.

Required skills

• PostgreSQL
• PL/pgSQL
• Linux
• C++
• HTML
• CSS
• JavaScript
• Node.js

What we offer

• Flexible working hours with a flextime arrangement.
• Hybrid work model – office locations in Cologne or Unna, plus home-office options.
• Permanent contract within a future-proof energy-focused company.
• Attractive compensation and clear development opportunities.