Headline

Software Engineer @ Avis Budget Group | React Native | React.js | Node.js | NestJS | Mobile & Full-Stack Development | Data Structures

About

Software Engineer with experience building scalable mobile and web applications using React Native, React.js, Node.js, and NestJS. Currently working at Avis Budget Group, contributing to the Global Mobile App used by customers worldwide. My work focuses on real-time systems, mobile performance optimization, backend services, and AI-powered customer experiences. Key contributions include: • Built a real-time location-sharing system using WebSockets, replacing polling-based updates and enabling live user–concierge tracking. • Reduced mobile app size by 40% and improved performance through API caching and optimized network requests. • Developed and deployed AI chatbot capabilities using Decagon AI, NestJS, and AWS Connect. • Worked extensively on production debugging, monitoring, and analytics using Grafana, Dynatrace, and Quantum Metric. Technical expertise: React Native, React.js, JavaScript, Node.js, NestJS, Express.js, Redux, WebSockets, MySQL, PostgreSQL, MongoDB, Git, Linux. I enjoy solving engineering challenges around mobile development, scalability, performance optimization, and user experience.

Location

Greater Delhi Area

AI stack

antigravity

claude

kiro

openai

Work experience

Software Engineer at Avis Budget Group, Apr 2025 - Present · 1 yr 3 mos, Bengaluru, Contributed to the Global Mobile App serving customers worldwide. Worked on production issue investigation, monitoring, and application reliability using Grafana, Dynatrace, and Quantum Metric. Built a real-time location-sharing system using WebSockets, replacing polling and enabling live user–concierge tracking. Optimized mobile app performance by reducing app size by 40% and improving speed through API caching and minimizing redundant API calls. Built and deployed an AI chatbot integration using Decagon AI, secure authentication APIs in NestJS, and AWS Connect routing. Worked on scalable mobile application architecture and production debugging. Utilized Grafana, Dynatrace, and Quantum Metric for monitoring and issue analysis.

Software Developer at MountBlue Technologies, Nov 2024 - Mar 2025 · 5 mos, Bengaluru, Built responsive web applications using React.js, Node.js, and SQL. Collaborated in team-based development using modern frontend practices. Strengthened debugging and problem-solving through real-world engineering scenarios.

Education

Bachelor of Technology - BTech, Information Technology, Dr Akhilesh Das Gupta Institute of Professional Studies

Higher Secondary Education, Shiksha Bharati Public School

Public links

github: https://github.com/yogesh19aggarwal