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Our mission is to 'help people to save and invest with confidence'. We are looking for great people to come and join us, so come and invest in YOUR future at HL.Why join us?Work the way you want – fully remote from anywhere in Poland or hybrid from our modern WeWork office at Mennica Tower (Warsaw). We have solutions for regular employees and B2B.New products, no maintenance – focus on building innovative solutions from scratch, using the latest technologies.Healthy work-life balance – we value your time, which means no overtime culture.Be part of something big – your work directly supports a FTSE 100 leader trusted by millions.Supportive, knowledge-sharing team – collaborate with experienced engineers who are passionate about clean code, best practices, and continuous learning.Modern tools & technologies – develop enterprise-scale solutions in a tech-driven environment.Your responsibilitiesDevelop and maintain mobile applications using React Native and TypeScriptIntegrate with backend services via REST API and/or GraphQLWork with React Native’s new architecture, applying best practices for scalability and performanceWrite unit and integration tests using tools like Jest, Detox, and Testing LibraryOptimize the performance of mobile applicationsImplement and manage state management solutions (e.g., Redux, Mobx)Collaborate with backend teams and designers to ensure consistency and high-quality deliverablesContribute to CI/CD processes and support build automation Troubleshoot complex technical issues and help scale mobile applicationsActively participate in the Scrum process (stand-ups, retrospectives, and technology discussions).Propose ideas, contribute to technology choices, and present solutions to the teamIdeal candidate haveAt least 3 years of experience working with React Native and TypeScript including enterprise-grade experience (experience with large app decomposition, layers separation, and scalable architecture for enterprise-level applications).Familiarity with different styling solutions (StyleSheet, Styled Components, Unistyles).Efficient React Native debugging skills — ability to troubleshoot and resolve complex issues with React Native applications using debugging tools, logs, and error tracking.Practical knowledge of JavaScript and testing frameworks (Jest, Detox, Testing Library).Experience in Brownfield Development.Experience working with REST API and GraphQL.Understanding of state management patterns and solutions like Redux and Mobx.Experience with React Native’s new architecture.Knowledge of native iOS development (Swift, SwiftUI, Combine) and Android development (Kotlin). Proficiency in using native build tools like Xcode, Gradle, and Android Studio.C1-level English proficiency – you’ll use English in all aspects of your daily work.Nice to haveKnowledge of CI/CD processes in software development.Experience integrating mobile apps with external services.Experience with TurboModules and TurboComponents.Experience with accessibility (a11y) best practices in mobile apps, including WCAG compliance and keyboard navigation support.Experience with UX/UI design best practices.Soft skills & team fitCollaborative and communicative – you work well with others, share knowledge, and express ideas clearly.Solution-oriented and creative – you tackle challenges with practical, innovative solutions.Quality-driven with a continuous improvement mindset – you take pride in delivering clean, secure, and maintainable code while seeking ways to improve.Eager to learn and adapt – you embrace new ideas and grow with your team.Comfortable in Agile environments – you thrive in cross-functional collaboration and value constructive feedback.Benefits50% KUP for Copy rights (tax reliefs due to creative type of work)PPE (4% HL tech contribution without employee contributions required)Annual bonus depending on performanceTraining budgetEnglish lessons with native speakersPrivate health care & Life insuranceMyBenefit Cafeteria (benefits platform)2 additional days for volunteering eventsBuddy programmeOpportunity to grow according to your level of expertiseWorking with new technologies and a multi-diverse teamMany opportunities to share knowledge and ideas
Posted 25 days ago
Build and optimize GenAI-powered video editing platform
Enhance browser-level video and media performance
Posted 26 days ago
Hire senior React Native freelancer
Develop cross-platform mobile/web apps
Posted 27 days ago
Develop and maintain mobile applications using React Native.
Mentor and train junior engineers.
Posted 27 days ago
Develop high-quality React Native mobile applications
Ensure application security, performance, and bug-free delivery
Posted 27 days ago
Lead SaaS platform feature development
Architect scalable, secure enterprise solutions
Posted 28 days ago
Maintain and enhance a TypeScript/React/Postgres application
Resolve bugs, feature requests, and technical debt
Posted 29 days ago
Develop and enhance frontend features
Optimize web application performance
Posted 30 days ago
Provide technical leadership and architectural guidance
Develop and maintain fullstack web and mobile applications
Posted 30 days ago
Develop advanced web applications using Angular.
Integrate front-end and backend systems for seamless user experiences.
Posted 30 days ago
Develop impactful digital products
Collaborate in cross-functional remote teams
Posted 30 days ago
Develop and deliver digital products
Collaborate with remote cross-functional teams
Posted 31 days ago
Develop full stack digital products
Collaborate within cross-functional remote teams
Posted 32 days ago
Develop high-quality, accessible React web applications
Collaborate within Agile, cross-functional teams
Posted 32 days ago
Modernize Groupon’s deal management platform using TypeScript and scalable frameworks.
Refactor legacy systems to improve maintainability and performance.
Posted 32 days ago
Lead and mentor engineering teams
Drive hands-on technical contributions
Posted 33 days ago
Develop modern web applications using React.
Integrate front-end with APIs for scalable solutions.
Posted 33 days ago
Design and build scalable e-commerce software
Lead architectural and technical decision-making
Posted 33 days ago
Develop scalable React applications
Implement responsive, pixel-perfect UI
Posted 33 days ago
Lead migration from Create React App to Next.js
Develop advanced ReactJS web applications
Posted 33 days ago
Develop scalable backend microservices
Enhance data security and performance
Posted 33 days ago
Enhance Veterans' healthcare appointment experience via mobile solutions
Integrate secure, scalable APIs and EHR back-ends
Posted 34 days ago
Enhance project management features
Automate and optimize workflows
Posted 34 days ago
Develop scalable backend applications
Design and manage databases
Posted 34 days ago
Lead front-end architecture and development
Translate UI/UX designs into maintainable React code
Posted 36 days ago
Develop and maintain robust fullstack applications
Optimize and migrate cloud database solutions
Posted 36 days ago
Develop and scale backend services for a mental health platform
Design and implement robust APIs and data models
Posted 36 days ago
Develop scalable backend systems
Lead architectural and API design
Posted 36 days ago
Promote digital innovation in judicial services
Develop accessible and user-centric web interfaces
Posted 39 days ago
Develop responsive interfaces with React
Ensure code quality and testing
Posted 39 days ago
Develop scalable backend integrations
Ensure reliable financial data synchronization
Posted 39 days ago
Develop high-quality React Native mobile applications
Collaborate with cross-functional teams for client success
Posted 40 days ago
Build and optimize responsive frontend applications
Collaborate on UI/UX design implementation
Posted 40 days ago
Promote Apollo's developer tools
Engage and grow developer community
Posted 40 days ago
Design and develop native Android applications
Participate in the complete application lifecycle
Posted 40 days ago
Develop responsive web applications using React.js
Mentor and collaborate within cross-functional teams
Posted 57 days ago
Seeking a React Native Developer with experience in mobile app development
Focusing on cross-platform application development for iOS and Android
Posted 57 days ago
Lead technical platform growth
Drive data feeds and API enhancements
Posted 58 days ago
Seeking FullStack Engineer with React expertise
Engage in team collaboration and mentorship
Posted 58 days ago
Seeking experienced FullStack Engineer with React and Next.js expertise
Collaborate with a diverse team on impactful digital transformation projects
Posted 58 days ago
Join a dynamic team focused on digital transformation
Develop and maintain critical business applications
Posted 59 days ago
Develop fast, secure, and scalable web applications using Vue.js and Nuxt
Contribute to code quality and testing practices
Posted 60 days ago
Develop efficient and performant client code.
Track project status accurately and provide timely reports.
Posted 60 days ago
Seeking an experienced Angular Engineer to build and maintain web applications
Emphasizing collaboration with UX/UI designers, backend engineers, and product owners
Posted 60 days ago
Looking for a senior react native developer to join the team
Maintain and develop mobile app and web version
Posted 61 days ago
Join a globally distributed, remote-first team as a Fullstack TypeScript Engineer.
Architect and build customer facing features for global brands.
Posted 61 days ago
Develop and maintain dynamic web applications using React and GraphQL
Collaborate with team members to build customer-facing features
Posted 62 days ago
Building scalable web applications using React.js/Next.js.
Collaborating with Backend Developers, Product Managers, and Data Scientists.
Posted 63 days ago
Build intuitive frontend interfaces for artifact management features
Enhance visibility and discoverability of artifacts
Posted 64 days ago
Seeking experienced Senior Software Engineer with Node.js and React skills.
Responsible for developing scalable and high-quality solutions.
Posted 66 days ago
Deliver excellent support experience to Netflix's developer community
Advocate for customers and resolve issues in a timely manner