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Frontend Engineer (Vue.js Web + React Native / Expo Mobile)

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Frontend Engineer (Vue.js Web + React Native / Expo Mobile)

Are you a passionate Senior Frontend Engineer? We are seeking a Senior Frontend Engineer to own and evolve Vue.js web applications and a React Native (Expo) mobile app for a real-time security operations product. This is an opportunity to build user-focused, high-impact applications and contribute to cutting-edge security technology.

award icon Salary: up to 4500 Euro (based on experience)
award icon Location: 100% remote from Serbia or Latvia
award icon Full-time
award icon Employment Type: B2B

Requirements

checked icon 5+ years of professional frontend engineering experience.
checked icon Strong production experience with Vue.js (Vue 3 preferred) for complex web applications.
checked icon Proven experience shipping React Native (Expo) applications to iOS and Android.
checked icon Proficiency in TypeScript, JavaScript, HTML, and CSS.
checked icon Hands-on experience with real-time UI systems (WebSockets/SSE).
checked icon Experience implementing and managing push notifications on mobile.
checked icon Solid testing experience:
checked icon Unit and component testing (Jest, Vitest, Testing Library or equivalent)
checked icon E2E testing (Playwright for web; Detox or similar for mobile)
checked icon Experience working from Figma designs and within a design system.
checked icon Familiarity with frontend/mobile CI/CD pipelines and release processes.
checked icon Strong communication skills, ownership mindset, and experience working in PR-based workflows.

Nice to have

checked icon Experience with event-heavy or operational dashboards (security, monitoring, logistics, trading, etc.).
checked icon Knowledge of offline support, local persistence, and data sync strategies for mobile.
checked icon Experience with error monitoring and performance profiling tools (e.g., Sentry or similar).

Responsibilities

checked icon Own and evolve two Vue.js web applications (Mission Control and Admin Console) and a React Native (Expo) mobile app.
checked icon Build real-time operational UIs including live dashboards, alert feeds, and history/archive views.
checked icon Design and maintain scalable frontend architecture (routing, state management, data fetching, performance).
checked icon Develop and maintain mobile features for iOS and Android, including navigation and lifecycle handling.
checked icon Implement end-to-end push notifications on mobile.
checked icon Build resilient, event-driven UIs using WebSockets and/or SSE with proper reconnect and state-handling strategies.
checked icon Ensure high-quality delivery through testing, code reviews, and collaboration with backend and product/design teams.
checked icon Contribute to CI/CD and release workflows for both web and mobile applications.

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 Remote/Serbia

Frontend Engineer (Vue.js Web + React Native / Expo Mobile)

4000 - 4500 EUR net/month - B2B
net/month - B2B
4000 - 4500 EUR
Apply Now
apply via email
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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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I acknowledge, that by submitting the form I give consent for my personal data included in the application to be processed by DevsData LLC and transferred to customers, to whom eventually applied 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). Also, I agree for my data to be processed outside of the European Union, especially explicitly including countries like the United States, United Kingdom and Singapore. Consent is voluntary. I have the right to withdraw my consent at any time (data are processed until the withdrawal of consent). I have the right to access, rectify, delete or limit processing of the data, the right to object, the right to submit a complaint to the supervisory authority or transfer the data. The administrator is DevsData LLC located in 1820 Avenue M #481 Brooklyn, NY 11230, United States. The administrator processes data following the Privacy Policy.
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Mentor at YCombinator

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“DevsData reached out to us, as we’ve been looking to grow our engineering team in Europe and Poland. Communicating efficiently and professionally, DevsData made a strong impression with their understanding of the recruitment challenges we were facing. They designed a tailored recruitment process for our needs. I was impressed with the technical depth of their approach.”

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“Out of all the vendors we work with, DevsData clearly stands out. The quality of developers they deliver is beyond what we've received from any other vendor, and they've been able to send profile recommendations very quickly. I'm happy to be their reference for other companies from Israel and talk about their recruitment abilities and what they delivered for us.”

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Shipping Services Ltd.

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