Posted by the employer · Warsaw, Poland
Haskell Developer
Unison Group · Warsaw · Poland
Posted: 30.06.2026 · On the employer's job feed since 11.10.2026
The advert
Quoted in full from Unison Group's job posting. Gavroche does not edit it.
Job Description
We are looking for a highly skilled Haskell Developer with a strong foundation in Functional Programming and Mathematics/Computer Science concepts. The ideal candidate should have experience in designing and developing scalable applications using Haskell and possess excellent analytical and problem-solving abilities.
Key Responsibilities
- Design, develop, and maintain applications using Haskell.
- Write clean, efficient, and reusable code following functional programming principles.
- Work on complex algorithms, data structures, and mathematical problem-solving.
- Collaborate with cross-functional teams to understand business requirements and translate them into technical solutions.
- Optimize application performance and ensure high-quality code through testing and code reviews.
- Participate in architecture discussions and technical design decisions.
Required Skills
- Strong hands-on experience in Haskell programming.
- Deep understanding of Functional Programming concepts:
- Pure Functions
- Immutability
- Recursion
- Higher-Order Functions
- Type Systems
- Monads
- Strong foundation in:
- Mathematics
- Algorithms and Data Structures
- Discrete Mathematics and Logic
- Excellent problem-solving and analytical skills.
- Good understanding of software engineering best practices and version control systems.
Preferred Skills
- Exposure to other functional languages such as Scala, OCaml, or F#.
- Experience in distributed systems, backend development, or high-performance computing.
- Contributions to open-source projects or academic/research experience in functional programming.
Educational Qualification
- Bachelor's or Master's degree in Computer Science, Mathematics, Engineering, or a related field.
- Candidates with a strong mathematical background will be preferred.
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