Senior React Native Engineer — Real-Time FinTech Mobile

OANDA Corporation; Kraków; Hybrid; PLN 240,000 - 360,000; Full time

Job summary

OANDA Global Corporation in Krakow is seeking a Senior React Native Engineer to join our tight-knit mobile team. You will work on a production brownfield React Native codebase embedded within native iOS and Android hosts, delivering high-performance trading interfaces with low latency.

The role emphasizes architectural ownership, collaboration with backend, product, and UX, and rigorous testing in an agile hybrid work model.

Qualifications

• Senior-level React Native experience in production.
• Strong TypeScript mastery with large codebases.
• Experience with React Native architecture and native modules.

Responsibilities

• Develop and ship new features for a high-performance React Native codebase embedded within native iOS and Android hosts.
• Drive architecture and code quality, leading proofs-of-concept for new patterns and improving developer experience.
• Design and align RESTful API contracts in close collaboration with backend, product, and UX Design Teams.
• Write reusable, well-tested, and maintainable code across the mobile SDLC.
• Elevate team engineering standards through code reviews, mentorship, and agile participation.
• Own end-to-end delivery from concept to production release within your first three months.

Skills

React Native

TypeScript

Mobile development

RESTful APIs

Code reviews

Tools

Lerna

Nx

npm workspaces

Hermes

Fabric

Job description

OANDA Global Corporation in Krakow is seeking a Senior React Native Engineer to join our tight-knit mobile team. You will work on a production brownfield React Native codebase embedded within native iOS and Android hosts, delivering high-performance trading interfaces with low latency.

The role emphasizes architectural ownership, collaboration with backend, product, and UX, and rigorous testing in an agile hybrid work model.