Full Stack Development Engineer

About the Role

We are looking for a Full Stack Engineer (SDE II) with strong React Native experience to help us build and scale high-quality mobile and web applications. This role is ideal for engineers who enjoy working across the stack, taking ownership of features, and thriving in a fast-moving startup environment.

Please contact #7976457434 or #suresh.b@synapone.com

What Youll Do

Mobile & Frontend Development

• Design, build, and maintain cross-platform mobile applications using React Native for iOS and Android.
• Develop responsive, high-performance web applications using React.js with TypeScript.
• Build reusable components and shared libraries across web and mobile platforms.
• Ensure excellent user experience, accessibility, and performance across devices.

Backend Development

• Design, develop, and maintain backend services using Ruby on Rails and/or Java (Spring, J2EE, Hibernate).
• Build scalable, secure, and high-performance RESTful APIs and microservices.
• Work with relational and/or NoSQL databases (PostgreSQL, MySQL, MongoDB, Cassandra).
• Optimize APIs, database queries, and overall system performance.

Ownership & Collaboration

• Own features end-to-endfrom requirement understanding and design to deployment and production support.
• Collaborate closely with product managers, designers, and business stakeholders.
• Participate actively in code reviews, design discussions, and architectural decisions.
• Debug and resolve production issues across mobile, web, and backend systems.

• Contribute to improving engineering processes, code quality, and system reliability.

Must-Have Skills

• 36 years of experience as a Full Stack or Mobile-heavy Engineer (SDE II level).
• Strong hands-on experience with React Native in production environments.
• Experience with React.js and TypeScript for web development.
• Solid backend development experience with Ruby on Rails and/or Java-based frameworks.
• Strong understanding of REST APIs, microservices, and system design fundamentals.
• Experience working with at least one SQL or NoSQL database.
• Strong problem-solving skills and ownership mindset.

SDE II Expectations

• Comfortable working in lean teams with minimal hand-holding.
• Ability to independently own mobile features or services.
• Experience handling production issues, performance tuning, and scaling.
• Strong communication skills and ability to collaborate cross-functionally.
• Startup mindset: bias for action, fast execution, and continuous learning.

Nice to Have

• Experience with native mobile integrations (Android/iOS modules, SDKs, push notifications).
• Familiarity with CI/CD pipelines for mobile and backend deployments.
• Exposure to GraphQL, Kafka, or RabbitMQ.
• Experience with monitoring, logging, and crash-reporting tools.
• Prior experience working in a startup or high-growth product company.

Why Join Us

• High ownership with real impact on product direction.
• Opportunity to work across mobile, web, and backend systems.
• Fast-paced learning environment with exposure to scaling products.
• Collaborative and transparent engineering culture.