Senior React Native Developer

AI overview

Design and develop high-performance React Native applications for wine trading, integrating real-time data and optimizing transaction workflows.

Tryzens Limited is a fast growing IT solutions consultancy based in the City of London with offices in Bulgaria, India and Australia. Our areas of expertise include delivery of eCommerce solutions, multi-channel retail solutions and project management amongst others. We provide best of breed solutions and services to several blue chip clients primarily within retail, financial services and other industries. We have built our delivery focused reputation upon technical innovation, in-depth business knowledge, and creative vision, all of which supports our objective of helping clients to gain true value from eCommerce. We love what we do and our clients love our work.

Position Summary

We are seeking a highly skilled Senior React Native Developer. As a key member of our mobile development team, you will be responsible for designing, developing, and maintaining high-performance, reliable, and scalable React Native applications that deliver exceptional user experiences.

Key Responsibilities

  • Design, develop, and maintain high-performance mobile applications using React Native
  • Implement custom modules and features for wine/alcohol trading, including auction systems, direct buy flows, and inventory management
  • Integrate with external APIs and data providers such as Wine-Searcher and Liv-ex to surface real-time price fluctuations and historical data
  • Develop and optimize transaction workflows to support secure and efficient trading
  • Collaborate with product managers, UI/UX designers, and QA teams to deliver high-quality solutions
  • Ensure scalability, maintainability, and performance of the platform through clean architecture and best practices
  • Lead code reviews, mentor junior developers, and contribute to technical decision-making
  • Write unit, integration, and API tests to ensure code quality

Requirements

  • Minimum 5 years of professional experience in mobile application development, including at least 3 years with React Native
  • Expert-level knowledge of React Native, JavaScript (ES6+), and TypeScript
  • Strong understanding of mobile design principles, user interface guidelines, and best practices for both iOS and Android platforms
  • Hands-on experience integrating native modules (Objective-C/Swift for iOS, Java/Kotlin for Android) within React Native apps
  • Proven experience in performance optimization, memory management, and profiling mobile applications
  • Deep experience working with popular React Native libraries and frameworks such as Expo and React Navigation
  • Solid understanding of RESTful APIs, asynchronous programming, and network request handling in mobile environments
  • Experience with automated testing frameworks (Jest, Detox, etc.) and test-driven development for mobile apps
  • Familiarity with CI/CD pipelines for React Native projects and tools such as Fastlane, Bitrise, or App Center
  • Proficiency in using Git-based version control systems such GitHub, Bitbucket or similar
  • Experience working within Agile/Scrum development processes and participating in code reviews

Nice to Have

  • Domain knowledge or personal interest in wine/alcohol trading or collectibles
  • Experience with other frontend technologies like Angular or Vue.js
  • Exposure to cloud platforms such as Azure or AWS
  • Experience working with distributed systems and event-driven architecture

Benefits

  • Competitive salary and performance-based bonuses
  • Remote-friendly culture with flexible working hours
  • Opportunity to work on an innovative platform transforming an age-old industry
  • Collaborative, fast-paced team focused on quality and user experience
  • Professional development support and learning opportunities

Perks & Benefits Extracted with AI

  • Flexible Work Hours: Remote-friendly culture with flexible working hours
  • Learning Budget: Professional development support and learning opportunities
  • Innovative platform opportunity: Opportunity to work on an innovative platform transforming an age-old industry

We’re leaders in global branded commerceTryzens Global is a new kind of digital commerce agency. Big enough to matter, but small enough to care.We’re leaders in global branded commerce, helping international brands sell their goods and services to millions of customers, in their new and existing markets.Keeping one eye on the day-to-day performance and another on what might be possible next. Because we believe amazing things are possible in digital commerce when you Look Up.We’re TryzenautsAt Tryzens Global, our team is made up of experienced, passionate, and dedicated team members, all working and building together, no matter their role. We’re looking for bright, proactive, driven, and naturally curious people to join our team.Perks and benefits of being a TryzenautThere are so many facets to running a successful online offering. At Tryzens, we cover the length and breadth of digital commerce to help you succeed, no matter what your goals are, what kind of customer you serve, or what vertical you operate in.Home office setupWe offer every Tryzenaut an allowance to get them set up comfortably to work from home.Work remotelyWe have a hybrid approach and while we love to see your faces, we know that WFH is now the norm.Birthday offHip hip hooray! No one should have to work on their big day, so every Tryzenaut gets their birthday off.Health & wellbeingAcross the globe, we have a range of health and wellbeing services to keep you in tip top shape.CSR daysWe think it’s important to give back, so every Tryzenaut has 2 days per year to volunteer for their chosen cause.Training & developmentDigital commerce moves so fast, so we make sure that every Tryzenaut has access to training and development.

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