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Fullstack Engineer with 4+ years in Node.js, React.js & Cloud platforms.
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Assessing your cultural and operational fit
Results-driven Full Stack Developer with 4+ years of experience building scalable SaaS platforms, REST APIs, and messaging systems using Node.js, React.js, Express.js, and TypeScript. Proven track record integrating payment gateways (Stripe, PayPal) and communication APIs (Twilio SMS/WhatsApp). Experienced with cloud infrastructure (AWS EC2/S3), Docker, Redis/BullMQ queue systems, and CI/CD pipelines. Adept at delivering high-performance full stack applications in Agile environments.
Chetu India Pvt. Ltd.
Full Stack Developer
April 1, 2022 – Present
Noida, Uttar Pradesh, India
WhatsApp Campaign System
January 1, 2026 – June 30, 2026
Architected a WhatsApp SaaS messaging platform processing 10,000+ messages per day with high reliability. Designed API-key based authentication enabling external clients to integrate and send messages programmatically. Built Redis + BullMQ queue architecture for background messaging tasks, reducing processing latency by 45%. Implemented message scheduling, batching, retry mechanisms, and throttling to ensure guaranteed delivery. Developed React.js dashboards for real-time campaign management, analytics, and delivery monitoring.
Twilio Campaign Application - Bulk SMS & Email Platform
May 1, 2024 – December 1, 2025
Built a scalable bulk messaging system supporting high-volume SMS and email campaigns for enterprise clients. Implemented template management, campaign scheduling, and real-time delivery tracking features. Integrated Stripe subscription payments for usage-based billing with webhook event handling. Applied rate limiting and messaging optimizations, improving overall campaign reliability by 30%.
Podcast Hosting Platform
April 1, 2022 – May 1, 2024
Built a scalable bulk messaging system supporting high-volume SMS and email campaigns for enterprise clients. Implemented template management, campaign scheduling, and real-time delivery tracking features. Integrated Stripe subscription payments for usage-based billing with webhook event handling. Applied rate limiting and messaging optimizations, improving overall campaign reliability by 30%.
Cultural Fit Analysis
The candidate's project portfolio demonstrates diversity in building messaging platforms, payment integrations, and general full-stack applications, which aligns well with a dynamic full-stack engineering role. The use of modern technologies (Node.js, React.js, Redis, AWS) and experience with Agile methodologies suggests adaptability and a fit for fast-paced, innovative environments. The breadth of skills across frontend, backend, databases, and DevOps indicates a well-rounded profile suitable for collaborative team settings.
Soft Skills & Operational Fit
The candidate's professional experience and project descriptions indicate a collaborative approach, evidenced by participation in Agile sprints and cross-functional team collaboration. The focus on delivering reliable, on-time production features suggests a results-oriented mindset. The ability to architect and optimize high-traffic systems points to strong problem-solving and operational thinking.