Lead Engineer - Full Stack (Mobile)
Job Description
The candidate will have responsibilities across the following functions: Core Product and Platform Development: - Design, build, and maintain scalable backend systems powering core user journeys (buy, sell, logistics, payments). - Develop and maintain high-quality mobile applications (Android / iOS / cross-platform). - Own end-to-end development from architecture to deployment and monitoring. - Write clean, maintainable, and well-tested code. - Ensure high system reliability, performance, and security. System Design and Scale: - Design systems that handle high concurrency, large datasets, and real-time operations. - Optimise database performance, queries, and data models. - Build for scale from day one while keeping systems simple. - Continuously improve system architecture and engineering standards. Team Leadership and Mentorship: - Guide and mentor junior engineers through code reviews and design discussions. - Help prioritise tasks and ensure high-quality execution across the team. - Set engineering standards and enforce best practices. - Act as a technical anchor for the team. Cross-functional Collaboration: - Work closely with product, design, and operations to translate requirements into robust systems. - Build internal tools and workflows that improve operational efficiency. - Collaborate with finance/logistics teams on integrations (payments, tracking, reconciliation). Ownership and Execution: - Take full ownership of features and systems from idea to production. - Ship fast, iterate based on feedback, and improve continuously. - Debug production issues and ensure quick resolution with minimal disruption. Engineering Excellence: - Set high standards for code quality, testing, and documentation. - Review code and mentor junior engineers. - Drive best practices across the engineering team. - Contribute to building a strong engineering culture at Circle. Mobile Engineering: - Build intuitive, fast, and reliable mobile experiences for users. - Ensure strong app performance, responsiveness, and offline reliability. - Collaborate with engineering and design/product teams to oversee seamless UX. - Continuously improve app stability, crash rates, and release quality. Requirements: - 5+ years of experience in software engineering. - Bachelor's degree in Computer Science or related field (or equivalent experience). - Strong experience in the backend stack, Node.js . - Experience building and shipping mobile apps (React Native / Flutter). - Solid understanding of databases, APIs, and system design. - Experience working with production systems, deployments, and debugging. - Experience with version control (Git) and collaborative development workflows. - Prior experience mentoring or leading engineers is a strong plus. Company Summary Circle is building India's most trusted platform for buying and selling pre-owned products, a full-stack C2C marketplace designed to bring safety, convenience, and reliability to every transaction. We combine AI-verified listings, transparent pricing, and managed doorstep logistics so buyers get curated, quality-assured products and sellers enjoy the simplest, fastest way to sell. No scams, no uncertainty, just a smooth, trusted experience end-to-end. The pre-owned market in India is massive but broken. Fake listings, poor product information, scams, and coordination hassles keep people from participating with confidence. Circle solves this by putting verification, accountability, and a seamless shopping experience at the centre of every interaction. Our long-term mission is bold and simple: Enable 100 million Indians to confidently participate in circular commerce, unlocking household income, improving affordability, and reducing waste across the country. Why Join Us We encourage everyone to work together from the office as much as possible it helps with speed, collaboration, and building a strong team culture. At the same time, we understand that life happens and flexibility is important. We trust everyone's judgment to manage their situations responsibly!
Required Skills
['React.js', 'React Native', 'Flutter', 'JavaScript', 'Node.js', 'iOS', 'Android']
Additional Information
Source recruiter: Joel Jacob Source recruiter designation: Recruitment Specialist Company tagline: Shop and sell pre-loved Employee count: 10 Company founded: 2025 Benefits: 3 days per week Website: https://circlestore.in/ LinkedIn: https://www.linkedin.com/company/circlestore/?originalSubdomain=in Instahyre score: NA Strong match: NA Accept outstation: true Company tagline: Shop and sell pre-loved Logo: https://media.instahyre.com/images/profile/base/employer/53703/35512cdac1/circlestore_logo.webp