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Middle Frontend Engineer

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Middle Frontend Engineer

We’re looking for a Mid Frontend Engineer for a software company whose platform lets professionals design real-world physical systems in an interactive, browser-based 3D environment. You’d join the team that owns the core of the product: the design surface where users model actual sites in a 3D canvas, backed by CAD tooling and a data model that keeps designs accurate to the physical world. Working stack: TypeScript, JavaScript, React, GraphQL, three.js, PostgreSQL, Ruby on Rails, and Python.

You’ll join a collaborative engineering team building intuitive, high-performance user experiences for a technically complex product, while working closely with Product, Design, and Backend Engineering teams.

award icon Salary: 221,000–260,000 PLN gross/year
award icon Location: Warsaw, Poland (Hybrid – 2 days/week in the office)
award icon Full-time
award icon ️Employment contract (UOP) via Employer of Record

Requirements

checked icon Minimum 3 years of commercial software engineering experience
checked icon Strong experience with JavaScript, TypeScript, and React
checked icon Experience building modern component-based frontend applications
checked icon Experience integrating frontend applications with backend APIs
checked icon Understanding of software engineering best practices, including testing, maintainable code, and code reviews
checked icon Ability to own features from technical design through implementation and production
checked icon Familiarity with backend systems and willingness to contribute beyond the frontend when needed
checked icon Strong communication and collaboration skills
checked icon Professional proficiency in English (B2+/C1)

Nice to have

checked icon Experience with Ruby on Rails or Python
checked icon GraphQL in production
checked icon three.js or another 3D graphics library
checked icon Experience with Playwright or similar automated testing frameworks
checked icon Experience working in hybrid or distributed engineering teams
checked icon Exposure to CAD or graphics-intensive applications

Responsibilities

checked icon Build modern, scalable frontend applications using React, TypeScript, and JavaScript
checked icon Deliver intuitive user experiences for a complex web platform
checked icon Own features end-to-end, from technical design through implementation, testing, deployment, and production support
checked icon Collaborate closely with Product Managers, Designers, and Engineers to deliver impactful product features
checked icon Integrate frontend applications with backend services and APIs
checked icon Write clean, maintainable, and well-tested code
checked icon Participate in code reviews, technical discussions, and architecture improvements
checked icon Help improve frontend engineering practices, tooling, and application reliability
checked icon Contribute to backend development when needed as part of a collaborative full-stack engineering environment

Please include GDPR consent

I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC for the purposes of current and future recruitment processes in accordance with Art. 6 paragraph 1 letter a of the Regulation of the European Parliament and of the Council (EU) 2016/679 of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation).
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globe icon Hybrid/Warsaw

Middle Frontend Engineer

221000 - 260000 PLN (221,000 - 260,000 PLN) gross/year - employment contract
gross/year - employment contract
221000 - 260000 PLN (221,000 - 260,000 PLN)
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DevsData LLC needs the contact information and your personal data to be processed for the needs of a recruitment process. For information on how to withdraw your consent, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy.
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What will be your next steps?

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.

1

Quick non-technical
conversation

It's all about communication! We want to see how your social and decision-making skills can contribute to efficient team performance.

2

60 to 90 minutes technical
interview

During the technical interview, we want to assess the candidate's specific knowledge, skills, and abilities in relation to our client's needs.

3

Client
interview

The problem-solving challenge is all about using logic and creativity to make sense of a situation and develop an intelligent solution.

4

Offer

You did it! After managing to get through all of these rigorous stages, it's finally time to recommend you directly to our clients.
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