Krupal Jada

Results-driven Backend Developer & MERN Team Lead with 4+ years of progressive experience building scalable, production-grade full-stack applications — including 1+ year leading cross-functional MERN team at Elaunch Infotech. Currently spearheading the Playage multi-tenant B2B gaming platform; previously lead the Trippica global travel booking platform end-to-end. Deep expertise in Node.js · NestJS · MongoDB with a strong command of real-time systems, microservices architecture, payment gateway integrations, and blockchain functionality.

Consistently delivers multi-tenant SaaS platforms at scale while mentoring developers and owning technical architecture decisions. Actively leverages AI-powered tools (Claude · ChatGPT · Cursor · Gemini) to accelerate delivery cycles and raise code quality standards.

Backend Developer & MERN Team Lead at Elaunch Solution Pvt. Ltd (2024-02 – Present)

PLAYAGE — Multi-Tenant B2B Gaming Platform Lead at Elaunch Solution Pvt. Ltd (2024-02 – Present)

• Architected a scalable gaming ecosystem comprising 15+ microservices (NestJS & TypeScript) with multi-tenant B2B capabilities; seamlessly integrated top-tier providers including HUB88, Digitain, and Apex Casino to expand content reach.
• Hardened system security by engineering a multi-layered framework including JWT authentication, 2FA, and RBAC coupled with rigorous email verification protocols distributed across all microservices.
• Architected an automated VIP loyalty engine featuring a 14-tier reward hierarchy (Bronze to Diamond V) with programmatic progression logic, driving measurable gains in player retention and long-term engagement.
• Developed a high-throughput notification ecosystem leveraging BullMQ and Redis to real-time delivery of multi-channel communications, including Firebase-powered push alerts, SMS, and complex email marketing campaigns.

TRIPPICA — Global Travel & Flight Booking Platform Team Lead at Elaunch Solution Pvt. Ltd (2024-02 – 2023-02)

• Directed a cross-functional team (backend, web, admin) — owning sprint planning, architecture decisions, code reviews, and on-time delivery of a worldwide flight & hotel booking product.
• Developed blockchain-based payment modules facilitating cryptocurrency transactions with an automated loyalty engine that triggers membership-tier discounts and real-time reward distributions.
• Architected REST APIs for flight/hotel booking, e-wallet, and multi-gateway payments; implemented a smart membership-tier engine auto-applying discounts based on token holdings.

GTP — Real Estate Tokenization Investment Platform Developer at Elaunch Solution Pvt. Ltd

• Architected a real-time property management ecosystem featuring full-scale CRUD capabilities, an integrated admin dashboard, and robust REST APIs governing asset listings, offer workflows, buy-sell exchanges, and enterprise-level user governance.
• Implemented ZRU payment gateway alongside Role-Based Access Control (RBAC) for hardened security and an automated email notification engine delivering real-time updates on property movements and financial transactions.

Backend Developer at Daydreamsoft LLP (2022-05 – 2024-02)

Property Management Platform Developer at Daydreamsoft LLP (2022-05 – 2024-02)

• Architected a real-time property management ecosystem leveraging Node.js, Socket.io, and MongoDB; engineered high-performance REST APIs to govern core CRUD operations, interactive map pins, and enterprise-level user governance.
• Integrated Stripe payment gateway for secure transactions and enabled real-time chat, notifications, and email communication features

Social Media Platform Developer at Daydreamsoft LLP (2022-05 – 2024-02)

• Built a full-featured social network with a custom news-feed algorithm, JWT auth, and real-time notifications (likes, comments, mentions) — architected to support thousands of concurrent users.
• Engineered sophisticated user governance by developing follow/block mechanics and comprehensive profile management modules to enhance platform personalization and security.
• Leveraged MongoDB for high-performance data persistence governing user profiles, social interactions, and multi-layered content relationship modules.

Sports Analytics Platform Developer at Daydreamsoft LLP (2022-05 – 2024-02)

• Developed a data-driven analytics backend (Node.js + PostgreSQL) generating dynamic PDF performance reports — adopted by coaching teams for evidence-based athlete management.

Node.js Backend Development (4-Month Intensive) (2022 – 2023)

B.Com in Bachelor of Commerce (2018 – 2022)

HSC in Higher Secondary Certificate (2016 – 2018)