Senior Frontend Engineer

We're looking for a Senior Frontend Engineer to help build and scale Picnic's real-time logistics and operations platforms. This role is ideal for someone who thrives in ambiguity, enjoys working on complex, high-performance systems, and wants to shape frontend architecture that directly powers real-world operations.

You'll work across web and mobile surfaces, partner closely with backend and operations teams, and play a key role in defining how we build, ship, and scale frontend systems at Picnic.

- Design and build high-performance React applications powered by WebSockets, SSE, and GraphQL subscriptions.

- Contribute to and shape our courier mobile apps built in React Native.

- Lead technical design for complex features and systems, from initial architecture through production rollout

- Own projects end-to-end, driving execution, technical decisions, and cross-functional alignment

- Improve frontend reliability, latency, and scalability in a real-time, high-throughput environment

- Lead debugging, incident response, and performance investigations for frontend systems

- Mentor and coach engineers, raising the bar for frontend engineering across the team

- 3+ years of experience in software engineering, with deep frontend expertise

- Strong experience with TypeScript and modern web application development

- Solid understanding of client networking, async programming, performance optimization, caching, and client-side state management

- Proven ability to lead technical initiatives and influence architecture and best practices

- Experience mentoring junior engineers and supporting team growth

- Comfort working outside your immediate comfort zone and adapting as the product and team evolve

- Experience building or operating delivery, logistics, or real-time systems at scale

- Full-stack experience and an understanding of backend tradeoffs and system design

- Track record of improving developer productivity through tooling, patterns, or process improvements

- Familiarity with modern frontend architecture best practices, including performance, security, and usability

- Massive market opportunity: Online food delivery continues to grow rapidly, creating room for durable, category-defining companies

- Real impact: You'll help reshape how restaurants succeed in delivery while improving everyday experiences for thousands of workers

- Ownership and influence: Frontend is core to Picnic's operations-your work directly impacts couriers, operators, and customers

- Strong engineering culture: You'll collaborate closely with experienced engineers and leaders who care deeply about craft, impact, and growth

This role is based in our New York office location. As a company driven by innovation and continuous change, close collaboration is essential. We're constantly reimagining our industry, creating new products, and refining our processes, and we do our best work together.

That's why all of our office-based teams work onsite, five days a week.

The base salary range for this role is $176,000 - $242,000 per year.