Full Stack Developer
Senior engineer focused on building and scaling a web and mobile app, driving architecture decisions, and leading a future engineering team using React, TypeScript, Next.js, Node.js, REST APIs, React Native, and AWS.
We are looking for a Senior Front-End Engineer (or Full-Stack with strong frontend skills) whose primary responsibility is to further build our web app and mobile apps. This role is key to delivering ONDA ’'s product to many users and organizations across the world and is foundational for ONDA . You will be reporting directly to the CEO and COO, with the possibility to build the engineering team from the beginning.
We have a hybrid work model for candidates in London and NYC. We also believe talent can be found in other places, so we are open to candidates between +3 GMT (Moscow, Istanbul) and -5 GMT (US East Coast).
You will be responsible for:
Playing an active role in the shaping of the future of the product, providing input into the strategic direction and owning the technical decisions.
Building the product from conception to deployment and testing. Deliver the product to the hands of real users to test and iterate the business concept quickly
Making decisions on development practices, system architecture, coding patterns and frameworks used
Improve and iterate on existing features through A/B testing, plus user and team feedback
Providing the engineering perspective on the user needs, pain points and effort of features
Working with the product team, leadership and other stakeholders on deciding key product roadmap milestones and providing technical input on feasibility, effort, etc
Knowing the ONDA app across platforms inside out and point out any potential bottlenecks in terms of technology decisions, scalability, or edge cases that may affect the user experience and operations
Degree in Computer Science, similar technical field of study or equivalent practical experience
Interest and ability to learn other coding languages as needed
You love problem solving — especially debugging hard problems at every level of the stack (i.e. you can debug a web application problem single-handedly all the way from the browser, through the transport, through the application and servers and databases and asynchronous queues)
You’ve had experience working in an agile development environment a small team to deliver a product from start to finish
Thrive in uncertainty and speed - ideally with experience in a startup environment (we are moving quickly!)
Have an eye for quality assurance
You are passionate about building a world class lifestyle network
Our Culture
Our goal is to mitigate the online and offline disconnect, bringing people with shared values together to share meaningful experiences at select places.
As one of the first hires for our engineering team, you will have a unique opportunity to shape the
Posted June 23, 2026