SDE III Frontend Mobile Engineer

SourcingXPress; Bengaluru; On-site; INR 1,200,000 - 1,600,000; Full time

Job summary

SourcingXPress is looking for a Senior Frontend Mobile Engineer (SDE III) based in Bengaluru, India. You will design and build high-performance mobile applications, taking ownership of features and collaborating with cross-functional teams.

The ideal candidate will have over 6 years of overall experience, including 4 years in mobile development, with strong expertise in React Native and TypeScript. Responsibilities include mentoring, code reviews, and enhancing CI/CD processes.

Qualifications

• 6+ years of overall software development experience with 4+ years in mobile development.
• Strong hands-on experience in React Native (preferred) or Flutter.
• Proficiency in TypeScript (React Native) or Dart (Flutter).

Responsibilities

• Architect and develop robust, high-performance mobile applications using React Native.
• Own end-to-end mobile feature development from requirements to production deployment.
• Collaborate with Product Managers, Designers, QA, and Backend Engineers.

Skills

React Native

TypeScript

Mobile app performance

REST APIs

Git

Agile teams

Tools

Mobile CI/CD pipelines

Job description

Job Description

We are looking for a Senior Frontend Mobile Engineer (SDE III) to design and build high-performance, scalable mobile applications. The role involves end-to-end ownership of mobile features, architectural decision-making, mentoring developers, and close collaboration with product, design, QA, and backend teams to deliver secure and reliable mobile solutions in a fast-paced product environment.

Candidates with short notice periods are preferred.

Key Responsibilities

• Architect and develop robust, high-performance mobile applications using React Native
• Own end-to-end mobile feature development from requirements to production deployment
• Collaborate with Product Managers, Designers, QA, and Backend Engineers
• Ensure high standards of code quality, testing, and performance optimization
• Conduct code reviews and enforce best practices
• Mentor junior and mid-level mobile engineers
• Improve development processes, tools, and mobile CI/CD pipelines
• Stay updated with latest mobile development trends and recommend new tools/frameworks

Must‑Have Skills & Qualifications

• 6+ years of overall software development experience with 4+ years in mobile development
• Strong hands‑on experience in React Native (preferred) or Flutter
• Proficiency in TypeScript (React Native) or Dart (Flutter)
• Strong understanding of mobile app performance, platform‑specific nuances (iOS & Android)
• Experience integrating with REST APIs (GraphQL is a plus)
• Good knowledge of Git and mobile CI/CD pipelines
• Experience with App Store / Play Store deployments
• Strong problem‑solving skills and attention to code quality
• Experience working in fast‑paced Agile teams

Good‑to‑Have Skills

• Experience with Redis or caching layers
• Knowledge of SQL / relational databases
• Exposure to event‑driven or CQRS‑based architectures
• Familiarity with observability tools (Prometheus, Grafana)
• Awareness of security best practices (JWT, OAuth, rate limiting)
• Familiarity with Go profiling / benchmarking tools