Frontend Developer

We’re a team of 500+ professionals who develop cutting-edge proxy and web data scraping solutions for thousands of the world’s best known businesses, including Fortune 500 companies.

What’s in store for you:
You’ll be solving complex challenges and maintaining our own infrastructure with 60PB+ monthly data traffic. Here are its scale and maturity in numbers:

- 6PB+ Ceph storage
- 60PB+ monthly data traffic through our systems
- 300k+ service requests/sec processed
- 500k+ Kafka messages/sec streamed

Your day-to-day::
• Ensure the frontend codebase is maintainable, scalable, and adheres to industry best practices.

• Guide other developers, perform code reviews, and provide constructive feedback.

• Build and maintain reusable, modular, and efficient UI components with React.

• Collaborate with backend developers to design and implement robust API integrations.

• Ensure the application is fast and responsive, leveraging techniques like lazy loading, code splitting, and caching.

• Work closely with the product manager, designers, backend developers, and QA specialists to translate requirements into technical solutions.

• Participate in refining frontend requirements and estimate effort for features.

• Optimize build pipelines and ensure smooth deployments.

• Write and maintain unit tests and work with QA to support E2E testingIdentify and prioritize the resolution of technical debt in collaboration with the team.

Your skills & experience::
• Proficient in HTML5, CSS3, and JavaScript/TypeScript (ES6+).

• Extensive experience building SPAs using React and its ecosystem.

• Experience with unit testing and E2E testing.

• Experience in developing responsive web applications.

• Experience integrating with RESTful APIs.

• Proficient with Git and understanding of branching strategies.

• Experience with CI/CD pipelines.

• Extensive experience working in cross-functional teams with backend developers, product managers, and QA.

• Comfortable working in a fast-paced, iterative development environment.

• Eager to learn and adopt new technologies when needed.

Nice to have:

• Experience leading technical discussions and decisions.

• Approach to balancing technical trade-offs with business priorities.

• Familiarity with Tailwind/Shadcn.

• Experience working with AI agents.

Tech Stack:

• React, Redux, Formik, i18next, visix, emotion

• Sentry

• Docker

• Kubernetes

• GitLab

• Grafana Loki

• Prometheus

Our Salary & Work Benefits Package::
• Gross salary: 3000 - 6000 EUR/month. Keep in mind that we are open to discuss a different salary based on your skills and competencies.

• To support your professional growth and make you feel taken care of, we’ve put together an expansive benefit package. It covers learning, well-being, celebration, and much more — learn all about it here.

Up for the challenge? Let’s talk!