Senior Front-End Developer
hace 3 días
Senior Front-End Developer (React) - ReferON BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don’t follow formats. We shape them. We build what works, launch it fast, and make sure it hits. BrainRocket is a software development company and digital solutions provider. The company has created over 40 cutting‑edge products spanning 20 different markets. Our team of around 670 tech‑savvy professionals successfully deliver scalable projects that are custom‑made to the customers’ needs. We also strive to create a culture centred around personal and professional growth for employees, in a positive and welcoming environment. We’re looking for Senior Front-End Developer (React) to join a modern affiliate tracking platform serving clients worldwide. ✅Requirements: 5+ years of professional front‑end development. 3+ years using React (16.8+) in production environments. Strong proficiency in TypeScript, including strict‑mode. Hands‑on experience writing unit tests (Jest) and E2E tests (Cypress or Playwright), with CI integration. Experience with TanStack Query (or similar) for REST/GraphQL data‑fetching. Experience with React Hook Form (or equivalent) and schema‑based validation for complex forms. Knowledge of modern state management patterns using Zustand, Redux, or equivalent. Familiarity with modern build tooling like Vite (preferred), Webpack 5, or similar ES‑modules pipeline. Intermediate level of English. ✅Would be a plus: Proven ability to refactor large front‑end codebases—optimising data‑fetch patterns, state management, and component architecture. Deep familiarity with modern data‑grid libraries—preferably TanStack React Table 8 (virtualised rows, column meta, server‑side filtering/pagination). Experience building UIs with Chakra UI or equivalent component libraries with custom theming. Familiarity with Storybook. Experience designing and implementing infrastructure for AI agent systems. Maintain and enhance existing React/TypeScript UIs, emphasizing stability. Build new features on top of an established system, following defined architecture and design patterns. Drive stability efforts—quickly resolve critical bugs and regressions, and proactively refactor fragile parts of the codebase. Collaborate closely with Product, Design, and Backend teams to deliver frontend features on schedule without sacrificing code quality. Participate actively in code reviews, mentor teammates, and help maintain high standards for code hygiene, CI quality, and technical documentation. ✅We offer excellent benefits, including but not limited to: Learning and development opportunities and interesting, challenging tasks; Official employment following the laws of Spain/EU, registration of family members;✈️ Relocation package (tickets, staying in a hotel for 2 weeks); ️ ♂️ Company fitness corner in the office for employees; Opportunity to develop language skills and partial compensation for the cost of language classes; Birthday celebration present; Time for proper rest and 22 working days of Annual Vacation; Breakfasts and lunches in the office (partially paid by the company). Join BrainRocket and rock with us
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Senior Front-End Developer
hace 7 días
Valencia, España GamblingCareers.com A tiempo completoSenior Front-End Developer (React) - ReferONJoin BrainRocket, a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Our team of around 670 tech-savvy professionals delivers scalable projects and fosters a culture of professional growth.We're looking for a Senior Front-End Developer (React) to join a modern...
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Cells Developer Front Senior
hace 3 semanas
Valencia, España Krell A tiempo completoPerfil Front Senior con amplia experiencia como Cells Developer, capaz de integrarse en un entorno Scrum, trabajar con autonomía y aportar valor en equipos de alto rendimiento. Requisitos mínimos - Más de 5 años de experiencia como Cells Developer - Experiencia demostrable trabajando con metodología Scrum - Dominio de herramientas: - Bitbucket -...
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Cells Developer Front Senior
hace 3 semanas
Valencia, España Krell A tiempo completoPerfil Front Senior con amplia experiencia como Cells Developer, capaz de integrarse en un entorno Scrum, trabajar con autonomía y aportar valor en equipos de alto rendimiento.Requisitos mínimosMás de 5 años de experiencia como Cells DeveloperExperiencia demostrable trabajando con metodología ScrumDominio de...
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Senior Angular Front-End Developer
hace 1 semana
Valencia, España GamblingCareers.com A tiempo completoA leading tech products company in Valencia is seeking an experienced Senior Front-End Developer with expertise in Angular 18 and TypeScript. You'll develop an iGaming platform, lead projects, and ensure high-quality code. Candidates should have 5+ years in web development, with at least 3 years in Angular. The role offers a competitive salary, relocation...
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Valencia, España GamblingCareers.com A tiempo completoA leading tech company based in Spain is looking for a Mid-Senior level Senior Front-End Developer specializing in React. You will maintain and enhance front-end systems while collaborating with cross-functional teams. The role offers official employment, a relocation package, competitive benefits including learning opportunities, and more. Apply today to be...
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Senior Front-End Developer
hace 7 días
Valencia, España BrainRocket Limited A tiempo completoSenior Front-End Developer (React) - ReferONBrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We...
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Senior React Front-End Engineer: TypeScript
hace 7 días
Valencia, España BrainRocket Limited A tiempo completoA global technology company is seeking a Senior Front-End Developer (React) in Valencia, Spain. This role involves contributing to modern affiliate tracking platforms and demands proficiency in front-end development, React, and TypeScript. The successful candidate will engage in feature development, collaborate with diverse teams, and maintain the quality of...
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Senior Front-End Developer
hace 1 semana
Valencia, Valencia, España BrainRocket A tiempo completoBrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don't follow formats. We shape them. We...
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Senior Front-End Developer
hace 1 semana
Valencia, Valencia, España GamblingCareers A tiempo completoBrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. Young, ambitious, and unstoppable, we've already taken Cyprus, Malta, Portugal, Poland, and Serbia by storm. Our BRO team consists of 1,300 bright minds creating innovative ideas and products. We don't follow formats. We shape them. We...
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Senior Front-End Developer
hace 1 semana
Valencia, España GamblingCareers.com A tiempo completoSenior Front-End Developer (Angular 18+)BrainRocket is a global company creating end-to-end tech products for clients across Fintech, iGaming, and Marketing. We’re looking for an experienced Senior Angular Developer to join our development team in Valencia, Spain.ResponsibilitiesDevelop a complex iGaming platform using Angular 18 and TypeScript.Write...
