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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
New
Optimize customers' GitLab investment through seat assignment and cost management
Collaborate with various teams to refine solutions and ship high-quality features
New
Drive resolution of systemic vulnerability classes and mitigations
Perform difficult and highly complex application security reviews and threat modeling
Posted 4 days ago
Build and maintain Subframe component libraries.
Translate designs into code-ready components.
Posted 4 days ago
Build and maintain component libraries for a unified system
Translate high-fidelity designs into code-ready components
Posted 20 days ago
Develop the new Stores platform for online selling
Collaborate with tools like Give, Ship, and Notify to support sellers
Posted 32 days ago
Develop and maintain various customer-facing UI and server-side components.
Ensure optimal performance of databases and responsiveness to front-end requests.
Posted 35 days ago
Develop scalable full stack solutions
Optimize data collection and analysis
Posted 35 days ago
Drive strategic application security initiatives
Conduct advanced vulnerability and threat research
Posted 35 days ago
Enhance and scale backend infrastructure for financial products
Develop secure and reliable APIs for core functions
Posted 35 days ago
Hire remote Senior Backend Engineer
Champion open and healthy Internet
Posted 38 days ago
Hire a principal backend engineer
Offer full-time remote work in the US
Posted 42 days ago
Develop scalable, responsive UIs for cloud-native applications
Collaborate closely with cross-functional teams
Posted 55 days ago
Lead full stack development of early stage products
Champion high engineering standards and best practices
Posted 62 days ago
Develop collaborative knowledge management features
Enhance information flow and accessibility
Posted 65 days ago
Collaborate with product, design, and engineering peers
Develop and maintain frontend features
Posted 67 days ago
Drive strategic security engineering solutions
Perform advanced vulnerability research and threat modeling
Posted 69 days ago
Develop and optimize fullstack applications for high-traffic platforms
Foster innovation and continuous learning within the team
Posted 70 days ago
Design and scale backend infrastructure for DeFi products
Develop secure, reliable APIs for core financial functions
Posted 75 days ago
Redefine developer workflows with modern database tooling
Design and scale distributed systems for global usage
Posted 88 days ago
Lead full stack development of new products
Establish and uphold engineering best practices
Posted 90 days ago
Accelerate development of the Stores platform
Build scalable and maintainable commerce tools
Posted 93 days ago
Develop collaborative knowledge management tools for GitLab.
Enhance information accessibility and flow within the platform.
Posted 98 days ago
Maintain and enhance website APIs
Optimize marketing lead processing
Posted 101 days ago
Develop and enhance AI-powered chat features.
Integrate advanced AI technologies into the product.
Posted 102 days ago
Build scalable and secure backend systems
Develop and maintain robust APIs
Posted 109 days ago
Design and scale high-performance GraphQL APIs
Champion developer-friendly API architecture and standards
Posted 112 days ago
Lead iOS app development using modern frameworks
Collaborate with cross-functional teams
Posted 121 days ago
Lead full stack product development
Architect scalable frontend and backend systems
Posted 131 days ago
Develop and scale the Stores commerce platform
Implement and integrate supporting tools (Give, Ship, Notify)
Posted 131 days ago
Recruit remote GraphQL developers
Develop and maintain GraphQL APIs
Posted 131 days ago
Offer a fully remote engineering position
Advance code search technology
Posted 132 days ago
Develop and enhance AI chat features
Integrate and optimize AI technologies
Posted 167 days ago
Develop and improve collaborative knowledge management tools
Enhance user experience through responsive and accessible design
Posted 167 days ago
Develop and enhance AI-driven chat features
Integrate and optimize advanced AI technologies
Posted 169 days ago
Deliver high-performance React Native mobile apps
Implement pixel-perfect UIs with animations
Posted 170 days ago
Develop scalable and efficient backend search infrastructure
Design and implement low-latency APIs for medical data retrieval
Posted 170 days ago
Develop and maintain robust frontend UI modules
Translate designs and wireframes into high-quality code
Posted 171 days ago
Lead frontend architecture and development for new React projects
Deliver responsive, accessible user interfaces for national security applications
Posted 171 days ago
Develop scalable backend infrastructure
Ensure system reliability and performance
Posted 171 days ago
Develop and maintain API integrations
Collaborate on remote, multicultural teams
Posted 174 days ago
Build scalable AI-driven features
Deliver high-quality, maintainable code
Posted 208 days ago
Build and optimize GenAI-powered video editing platform
Enhance browser-level video and media performance
Posted 208 days ago
Hire senior React Native freelancer
Develop cross-platform mobile/web apps
Posted 209 days ago
Develop and maintain mobile applications using React Native.
Mentor and train junior engineers.
Posted 209 days ago
Develop high-quality React Native mobile applications
Ensure application security, performance, and bug-free delivery
Posted 209 days ago
Lead SaaS platform feature development
Architect scalable, secure enterprise solutions
Posted 210 days ago
Maintain and enhance a TypeScript/React/Postgres application
Resolve bugs, feature requests, and technical debt
Posted 211 days ago
Develop and enhance frontend features
Optimize web application performance
Posted 212 days ago
Provide technical leadership and architectural guidance
Develop and maintain fullstack web and mobile applications
Posted 212 days ago
Develop advanced web applications using Angular.
Integrate front-end and backend systems for seamless user experiences.
