Senior Backend Developer (Elixir)

About the Position

Senior Backend Developer (Elixir)

Join the team behind Tellent Recruitee, our Applicant Tracking System trusted by thousands of organizations around the world to attract and hire great people. As a Senior Backend Engineer, you'll help evolve a product where reliability, scalability, and a great user experience matter.

Locations: Amsterdam, Noord-Holland, Netherlands | Poznań, Wielkopolskie, Poland | Cologne, Nordrhein-Westfalen, Germany

Salary: €69,000 - €85,000 per year

Responsibilities

• Build and improve reliable, scalable backend solutions for Tellent Recruitee, our core Applicant Tracking System used by thousands of organizations globally.
• Develop new capabilities while also modernizing and improving our existing codebase to increase performance, reliability, and maintainability.
• Design and implement solutions that balance technical quality with customer and business needs.
• Take ownership of the features you deliver, ensuring they are well-tested, maintainable, and meet our quality standards.
• Investigate and resolve bugs and technical issues to help maintain a stable and reliable experience for our customers.
• Participate in technical discussions and contribute to system design and architectural decisions, with support from more experienced teammates where needed.
• Collaborate closely with Backend and Frontend Engineers, Design, QA, and DevOps to solve complex problems and deliver valuable product improvements.
• Participate in pair programming, code reviews, and real-time problem solving to share knowledge and continuously improve how we work.

Requirements

• Commercial experience with Elixir, or strong backend development experience in technologies such as Ruby on Rails, Python, Java, or PHP combined with a strong motivation to learn Elixir.
• Experience designing and building scalable applications and a solid understanding of databases, preferably PostgreSQL.
• General knowledge of Elasticsearch and RabbitMQ.
• Strong debugging and problem-solving skills, with a pragmatic approach to maintaining and improving existing applications.
• A strong focus on quality and reliability, while understanding that good engineering also means making pragmatic trade-offs.
• A product mindset: you don't simply implement specifications; you ask questions, think about the problem we're solving for users, and consider technical trade-offs.
• A collaborative approach and willingness to participate in pair programming, technical discussions, and knowledge sharing.
• Experience with messaging systems at scale, such as transactional email or push notifications, is a plus.
• Fluent in English; Polish is a plus.

We Offer

• Hybrid or remote working setup across Amsterdam, the Cologne area, and Poland
• A chance to shape one of the most ambitious scale-ups in Europe and lead a company-defining tech transition.
• Work in a diverse, multicultural, and remote-friendly team.
• €1,500 annual training budget + 2 dedicated learning days
• Pension plan, travel reimbursement, and wellness perks.
• 28 paid holiday days + 2 additional days to relax.
• Work from anywhere for 4 weeks/year.
• Apple MacBook and top-tier tooling.
• €200 home office budget.

Please note: Benefits may differ based on your employment location.

About the Company

Tellent is a Talent Management Suite that helps organizations attract, hire, manage, and grow their people. Our platform combines Applicant Tracking, HRIS, and Performance Management solutions used by 7,000+ companies across 100+ countries.

With 250+ employees across Europe, we’re building intuitive and scalable HR technology that helps companies create better employee experiences.

AI in our Recruitment Process

We use our internally developed AI tools to help streamline our recruitment process. However, technology never makes a decision. Every candidate is personally reviewed by our team. Your journey with us is guided by people, supported by tech. Curious about how it works? Read our AI Statement, check our Privacy Policy, or chat with us at [email protected].

If you require accommodations or support during the recruitment process, please let us know - we’re happy to help.