We are Yellow.

Since 2015, we’ve been creating fantastic software that accelerates our clients’ businesses. We combine the best talents and tools to develop custom web and mobile solutions for fast-growing startups and global companies in the USA and Europe.

Our projects got featured on TechCrunch, Esquire, TIME, The Week, Product Hunt.

We are looking for a Senior iOS Engineer to join our team.

Your tasks

• Build and own the iOS app using Swift 6.0, SwiftUI/UIKit, and TCA.
• Integrate LLM-powered chat, media handling, and collaborative features.
• Work with GraphQL APIs and maintain clean, scalable data flows.
• Monitor app quality and user behavior with Sentry, Shake, and PostHog.
• Collaborate closely with design and product teams to ship intuitive features.
• Participate in technical planning, code reviews, and architecture decisions.
• Ensure performance, stability, and responsiveness across various iOS devices.

Your experience

• 5+ years of iOS experience, ideally with chat or AI-driven apps.
• Strong knowledge of Swift (6.0 preferred), SwiftUI, and UIKit.
• Experience working with architectural patterns like TCA (Composable Architecture).
• Solid understanding of GraphQL and async data handling.
• Comfortable working independently and driving mobile from scratch.
• Upper-Intermediate English level.

Your rewards:

• Professional development and growth;
• Possibility of fully remote work;
• Flexible work schedule;
• Medical coverage, compensation of education;
• English classes with corporate teacher;
• Corporate parties and activities (both online and offline);
• Gifts and bonuses for important events.

The process:

• HR interview
• Technical Interview
• Interview with the client

Company overview

We are:

60+ people working in 11 countries around the world

5-star rated company on Clutch

100+ completed projects

2+ million users of our apps

We are good at:

• Web development
• Mobile development (both native and cross-platform)
• MVP development
• UI/UX design
• Cloud development
• AI & ML

Areas we serve:

Chats and Social networks, Fintech, Travel, E-learning, Retail & E-commerce, Health & Fitness, Logistics and more.

Our culture

At Yellow we welcome people who are willing to learn, improve and create.

We encourage everyone to exchange ideas openly and make sure they are heard.

With our matrix company structure you can ask any person for help or advice – and you’ll get it! We help and support each other in every possible way, with the ultimate goal of establishing lasting relationships that bring joy and value.

Minimum bureaucracy and maximum creativity with no competitive atmosphere? This is Yellow!