Senior Mobile Engineer (React Native)

OneVest is a fast-growing technology company on a mission to Power the World’s Wealth by revolutionizing how financial institutions deliver wealth management services. We are an innovative team that thrives on creativity, collaboration, and the pursuit of excellence. We’ve been listed as one of Forbes's best start-up employers, and named on the WealthTech100 list for 2024. OneVest is backed by notable investors including Salesforce Ventures, Allianz Life Ventures, TIAA Ventures, OMERS Ventures, Fin Capital, Deloitte Ventures, and more. If you’re passionate about finance, technology, and making a real impact, this is the perfect opportunity to be part of something big. We are seeking an experienced Senior Mobile Engineer to join our team. The successful candidate loves working with technology and has a proven track record of building and delivering complex mobile applications. This role requires navigating ambiguity and shaping the long term direction of our mobile products. You will work as part of our mobile team to redefine wealth management for both advisors and their clients. Our infrastructure is built with a Microservices approach and our tech stack includes React Native, with TypeScript, Node, Serverless, GraphQL, MongoDB, and AWS. What you’ll be doing: Building out the OneVest mobile application in React Native, using GraphQL APIs Partnering cross-functionally to collaborate on solution design, balancing technical excellence with delivery velocity Leading technical design and architecture of large-scale features by designing and breaking down complex epics into deliverable stories and tasks Continuously improving our codebase and developer experience by identifying and resolving systemic technical debt, adopting new/better practices and tools Owning the mobile lifecycle, from local development and automated testing to CI/CD and store deployments Mentoring and providing leadership through technical reviews for product stories and providing feedback to peers through code and architecture review Proactively managing project risks and cross-team dependencies while resolving complex technical issues and customer escalations Championing best practices across quality, patterns, tools and processes to ensure both OneVest and our platform scales for enterprise customers Must Haves: At least 5 years experience with a strong focus in React Native, and JavaScript/TypeScript Proven ability to architect, develop and maintain mobile applications for enterprise scale Experience with FastLane, Expo, App/Play stores, TestFlight, etc., for build, CI/CD, and deployment tools for react-native applications Expertise in designing scalable and performant front end architectures integrating with complex GraphQL microservice backends Location: This role is open to candidates across Canada What It’s Like To Work With Us: Culture: It’s fun, rewarding, fast-paced - and we build cool stuff, too! Vacation: 4 weeks of vacation in addition to a company wide shutdown between Christmas and New Year Flexibility: A flexible & hybrid working environment Health & Wellness: Comprehensive Group Health, Dental and Vision Benefit Plan right from the start Equity: Employee Stock Option Purchase Plan Sound like a good fit? Apply today! Don’t meet every single requirement? We encourage you to apply anyways. If you’re excited about this role but your past experience doesn’t align perfectly with every qualification in the job description, we would still like to review your resume. You may be just the right candidate for this or other roles. OneVest is dedicated to fostering a diverse, equitable, and inclusive workplace. We encourage applications from individuals of all backgrounds, including those with visible and non-visible disabilities. If you require accommodations at any stage of the recruitment and selection process, please reach out to [email protected] and we’ll be happy to support you. AI Use In Our Hiring Process: OneVest does not currently use AI to screen, assess, or select candidates as part of the recruitment process.

The Senior Mobile Engineer will build out the OneVest mobile application using React Native and GraphQL APIs. They will lead the technical design and architecture of large-scale features and continuously improve the codebase and developer experience.

Candidates must have at least 5 years of experience with a strong focus on React Native and JavaScript/TypeScript. Proven ability to architect and maintain mobile applications for enterprise scale is essential.

• Vacation • Flexible Working Environment • Comprehensive Group Health, Dental and Vision Benefit Plan • Employee Stock Option Purchase Plan

• TypeScriptPreferred

Identified from the job description. Confirm important requirements above.

• React Native
• JavaScript
• TypeScript
• GraphQL
• Microservices
• Node
• Serverless
• MongoDB
• CI/CD
• FastLane
• Expo
• App Store
• Play Store
• TestFlight
• Technical Design
• Architecture

• Technology
• Software
• Engineering
• Finance & Accounting

Minimum experience

5+ years

Apply by

Nov 23, 2026

Posting language

English

Working hours

40 hours per week

Location requirements

Country, Calgary, Alberta, Canada

Seniority

Mid-Senior level