[Hiring] Junior Software Developer @Stack Builders

Role Description

Are you a passionate Software Developer looking for a remote job opportunity to grow and thrive in a dynamic environment? Join our team at Stack Builders in Spain!

As a Software Developer, you'll have the chance to work on exciting international projects, collaborate with talented colleagues, and contribute to innovative solutions—especially within the Haskell ecosystem. This role is ideal for developers who are eager to grow, whether you already have experience in Haskell or are motivated to learn it.

You’ll also be part of a culture that values clean, high-quality code, continuous learning, and active participation in technical communities through training, book clubs, conferences, and open-source contributions.

• Act as a technical consultant, identifying inefficiencies and proposing high-impact solutions.
• Develop and maintain software applications, particularly using Haskell/Python/Typescript and functional programming principles.
• Proactively leverage Generative AI tools (e.g., Cursor, GitHub Copilot, Claude Code) to improve development workflows.
• Write unit tests, perform code reviews, and ensure high-quality standards.
• Participate in community-building initiatives, conferences, and knowledge-sharing activities.

Qualifications

• Bachelor’s degree in Computer Science, Mathematics, Information Systems, or a related field.
• 1+ years of professional software development experience.
• Advanced spoken and written English (B2/C1).
• Hands-on development experience with at least one of the following: TypeScript, JavaScript, Python, Haskell, GraphQL, Node.js, or PHP.
• Experience or interest in learning Haskell and functional programming concepts.
• Familiarity with databases, web development, and/or networking protocols.
• Experience with Agile methodologies, testing practices, and ideally Generative AI tools.
• Knowledge or interest in the Nix ecosystem (nixpkgs, NixOS, haskell.nix, etc.) is a plus.
• Strong problem-solving, communication, and teamwork skills.
• Ownership mindset and drive to exceed expectations.
• Availability to attend monthly coworkings in Madrid (or quarterly if based elsewhere in Spain).

Requirements

• Be permanently located in Spain or have a relocation date set.
• You must be legally authorized to work in Spain by the start date (we cannot sponsor work permits).

Benefits

• 100% remote and flexible work modality. Typical schedule:
• Monday–Thursday: 10:00–19:00 (aligned with US clients)
• Friday: early connect (08:00) and early disconnect (17:00)
• Monthly internet allowance for remote work.
• Private top-tier health and life insurance from day one.
• 23 days of paid vacation plus sick and family leave.
• Work Abroad days (subject to policy).
• Clear growth path and professional development opportunities.
• Annual education budget and continuous learning initiatives (training, book clubs, conferences).
• Regular 1:1s, pair programming, and mentoring opportunities.
• Opportunities to contribute to open-source projects and attend international conferences.
• Friendly, multicultural, and motivating work environment.
• Team-building events and coworkings in Madrid (travel covered if needed).
• Welcome package with company laptop, equipment, and swag.
• Competitive salary based on experience, skills, and education.
• Smooth and engaging hiring process (typically ~2 weeks).