Senior Full Stack Engineer - Core UX

Kalepa โ€ข Europe

Company

Kalepa

Location

Europe

Type

Full Time

Job Description

About the role:

Salary range: $85k โ€“ $155k USD*

We are looking for smart engineers who love to code seek challenging problems and appreciate recognition for excellent work. As part of the Core UX team you will focus on refining existing product functionality to deliver an exceptional user experience. Your work will center on ensuring consistency across the product maintaining a cohesive look and feel and implementing performance improvements that directly impact end users. Youโ€™ll be paying close attention to the layout interactions responsiveness and visual polish that collectively give the product a premium well-crafted feel. This role is ideal for someone who enjoys iterative improvement cares deeply about quality and wants to shape the everyday experience of our users.

You'll collaborate with a global team of full-stack data ML and DevOps engineers to build scalable backend solutions as we continue to grow. We're a small team where individual contributions have an outsized impact on both our technology and our business.

You'll be right at home if you:

  • Have 5+ years of software engineering experience ideally with a track record ofย  improving and polishing functionalities to bring premium user experience.

  • Embody hustle and grit you're excellent at your craft and relentless in pursuing it.

  • Take full ownership of your work and drive projects to completion with minimal oversight.

  • Communicate proactively surfacing blockers asking the right questions keeping stakeholders in the loop.

  • Thrive on experimentation: you're comfortable testing ideas measuring results and iterating quickly on problems no one has solved before.

  • Have strong fundamentals in system design debugging and problem-solving.

  • You have experience in a modern FE framework preferably React.

  • Know Javascript Typescript or Python though we're open to strong candidates from other OO backgrounds.

  • Have experience with serverless technologies (Lambda EC2) asynchronous workflows and cloud environments.

  • Are comfortable with relational databases ideally PostgreSQL.

  • Bonus: experience with LLMs/generative AI distributed systems.

What youโ€™ll get:

  • Competitive salary (based on experience level)*.

  • Significant equity options package.

  • Work with an ambitious smart global and fun team to transform a $1T global industry.

  • 20 days of PTO a year.

  • Global team offsites.

  • Phone reimbursement. Gym reimbursment.

  • Student stipend.

* The salary range listed is an estimate and will vary based on a variety of factors. Final compensation will be determined during the offer stage based on relevant experience performance during the interview process and geographic location and may therefore differ from the posted range.

Apply Now

Date Posted

12/16/2025

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