Design, build, and maintain sophisticated systems software for the macOS platform.
Develop and enhance macOS platform capabilities focusing on performance, reliability, and security.
Collaborate with engineering teams to deliver new features and integrations within a security software platform.
The company develops security-focused software for enterprise risk management. It values technical ownership, collaboration, and continuous learning in a flexible remote environment.
Build polished user experiences across React Native, web, iOS, and Android, primarily developing new mobile features in React Native.
Maintain and evolve existing native iOS and Android applications, turning user feedback and rough product ideas into fast, intuitive experiences.
Work across the stack when needed, including APIs, native integrations, debugging, and existing Swift/Kotlin code.
Mix helps curious people discover, save, and share the best of the web through personalized, ad-free feeds across web and mobile. The company is a small, agile team that values product-minded engineers, shipping polished experiences, and close collaboration.
Take end-to-end ownership of critical production features, from designing high-performance Go microservices and data pipelines to crafting native mobile experiences.
Architect high-concurrency backend systems in Go capable of handling significant request volumes and participate in on-call rotations.
Design and maintain robust client-server contracts and push updates to the App Store or Google Play.
We are a product-driven team focused on building custom software solutions that solve real business problems. Our culture values speed, ownership, and practical execution, allowing us to turn complex ideas into production-ready solutions quickly.
Design and build shared Kotlin Multiplatform modules for call-state logic and voice vendor integration.
Own architecture decisions for the shared core and mentor other engineers.
Drive CI/CD maturity across Android and iOS toolchains using AI-assisted development.
Talkdesk is pioneering Customer Experience Automation (CXA), using AI to help brands interact with customers. The company has a global team of innovators, is recognized as a Leader in Gartner Magic Quadrant for CCaaS, and has won multiple AI Breakthrough awards with seven consecutive years on the Forbes Cloud 100.
Design, develop, and maintain high-quality iOS applications using Swift and Objective-C.
Collaborate with UX/UI designers and product managers to deliver feature-rich and user-friendly solutions.
Participate in code reviews, troubleshoot issues, and stay up-to-date with the latest iOS trends and advancements.
CI&T helps large enterprises transform the potential of AI into real business impact with AI deployment, AI-native execution, and tech-integrated business solutions. With 8,000 employees across 25 countries, they are digital specialists who build digital products and solutions tailored to client needs.
Build and own the Hermes Agent mobile apps across iOS and Android, from UI to APIs.
Ship native-quality experiences with smooth interaction, offline resilience, and push notifications.
Collaborate with Product, Design, and AI teams to integrate new model capabilities into the mobile app.
Nous Research is an AI research company building intelligent agents. The team is small and fast-moving, with a focus on shipping polished mobile experiences.
Design and develop mobile frameworks and features for Smartsheet's native applications on both Android and iOS platforms.
Contribute to the full software development lifecycle (SDLC)—defining, designing, implementing, testing, and deploying new features.
Work autonomously, overseeing essential features and collaborating cross-functionally with product managers, UI designers, senior developers, and testers.
Smartsheet is a global leader in Collaborative Work Management that empowers teams to manage work and scale solutions, now uniting human teams with AI agents. With a market cap of $10bn, the company has grown to over 70 engineers in Bulgaria, fostering a culture of innovation, impact, and continuous learning.
Design and lead native iOS mobile architecture to embed an AI eye-screening model into a health app.
Evaluate on-device vs. cloud AI inference strategies considering performance, privacy, and patient experience.
Translate clinical and business needs into technical solutions, presenting architecture decisions to stakeholders.
CI&T helps large enterprises harness AI for business impact through AI deployment, AI-native execution, and tech-integrated solutions. With 30 years of experience and 8,000 employees across 25 countries, the company fosters a culture of innovation and collaboration.
Craft cutting-edge financial features that directly impact the daily operations of over 600,000 European SMEs.
Foster meaningful collaboration with back-end teams, designers, and product managers to create a unified vision.
Champion quality through continuous refactoring, unit testing, and codebase improvement.
Qonto creates the leading finance workspace for European SMEs, with banking and financial tools. With 1,600+ employees and 600,000+ customers across 8 European countries, the company has been profitable since 2023 and fosters a diverse, inclusive culture.
Own the highest-complexity engineering initiatives and define the one-to-two-year technical vision for our mobile platform.
Partner with PM and EM to drive product strategy and execution grounded in user needs and metrics.
Mentor senior engineers and drive alignment across functions to deliver high-quality mobile experiences.
Superhuman is the AI productivity platform on a mission to unlock the superhuman potential in everyone. Founded in 2009, the company empowers over 40 million people and 50,000 organizations worldwide with a suite of apps and agents.