Frontend Software Engineer - Calvin Risk team

📍 Location
Serbia, Serbia
⏰ Job Type
Full-time
📅 Posted
January 16, 2026
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Job Description

We at Holycode are currently looking for a Frontend Software Engineer to join our new team, Calvin Risk.



Calvin Risk is a Swiss-based start-up helping companies create and manage trustworthy AI that is

aligned with humanity. Founded in 2022 as an ETH Zurich spin-off, the company is building the

most advanced platform for assessing risks associated with AI in commercial use and managing

them throughout the entire product lifecycle. The Calvin platform creates a much-needed

framework for transparency, governance and standardization for enterprises to manage their AI

portfolios, while ensuring that AI remains safe and compliant with the highest ethical standards and

impending regulatory requirements.



This is a rare opportunity to join at the earliest stages as a senior engineer and help shape both

the product and the codebase from the ground up. We’re a small, ambitious team where every

person has high leverage and high trust. We’re guided by principles of respect, ownership, and

long-term thinking. We believe that solving hard problems should be both meaningful and fun.



What You'll Do



• Build intuitive, responsive UIs with a focus on usability and client focus.

• Take end-to-end ownership of features, from collaborating on specs to implementing

those.

• Help shape the frontend architecture decisions and advocate for best practices.

• Contribute to a culture of speed and learning by sharing knowledge, embracing feedback,

and using AI tools to work smarter.



What We’re Looking For



• You're an experienced software engineer with a strong frontend focus (especially Next.js).

• You are passionate about building good UI and UX that solve real problems.

• You’re comfortable working across the stack and can handle typical backend tasks

independently (e.g. adding endpoints, adjusting models, writing serializers). We use Django

DRF as backend, but familiarity with any modern API framework is sufficient.

• You use tools like Cursor and Copilot to accelerate your work without outsourcing your

thinking.

• You move quickly and don’t get blocked easily. You’re resourceful, self-directed, and

energized by building.



We follow the REEEEF principle as our guideline to success: respect, efficiency, entrepreneurship,

excellence, empathy, fun. We cherish character traits such as result orientation, a sense of

responsibility, integrity, and passion. This is an a**hole-free zone and it shall remain that way.



Apart from this, no matter who you are or where you are from, you are highly welcome at Calvin

Risk!

Why you'll love working here:





+ Private health insurance



+ Flexible work model – hybrid or full remote



+ Equipment of your choice (laptop, monitor, accessories)



+ High-growth company with innovative products



+ Supportive, international team



+ Budget for professional development (courses, books, conferences)



+ English and German language lessons during working hours



+ Nice office in Belgrade with a stocked kitchen and game area



+ Opportunity to learn, grow, and make a real impact



If you are looking for an environment where you can grow professionally, learn from the best in the field, balance work and life habits and have a pleasant and enthusiastic environment, please submit your CV in English.

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