Ruby Gupta

Passionate Golang Backend Developer with 3+ years of experience in building scalable backend systems, REST APIs, and microservices. Hands-on experience in developing high-performance applications and handling real-time data processing, including CRM integrations and webhook-based architectures. Strong expertise in database design, query optimization, and building low-latency systems, with a focus on clean architecture and scalable solutions.

Experience working across complete SDLC, from development to deployment and optimization.

Golang Backend Developer - FITPASS - Delhi, India

(2024-10 - 2026-03)

Fitpass Partner App

• Built scalable Golang backend APIs for the FITPASS Partner mobile application used by fitness studios across India
• Developed workout listing, scheduling, booking, and reservation APIs for accurate slot management
• Built studio profile and gallery management modules, including location and FITPASS POC details
• Followed clean architecture with proper separation of controllers, services, and repositories
• Secured access to partner agreements and documents using authenticated APIs
• Implemented robust logging and error handling for critical partner workflows

Golang Backend Developer - Sarvika Technologies Pvt Ltd - Jaipur, India

(2023-10 - 2024-06)

• Store-master-service: Optimized and maintained the store master data management services, ensure and system efficiently
• Store-display-service: Developed and enhanced display services for store information, contributing to a better user experience and improved scalability
• Federation- backend-customer and customer-core service: Managed backend services using Golang, improving data processing efficiency and reducing response time
• Integrated Newsletter Subscription Service: Led the integration of a new newsletter subscription service, using Golang to ensure seamless user subscription processes and reliable email delivery

Backend Developer - HYPD Marketing Technologies - Delhi, India

(2022-08 - 2023-08)

LeadsquaredCRM

• Experienced in developing scalable Golang backend services, REST/gRPC APIs, microservices, concurrency, event-driven architecture, performance optimization, asynchronous processing, production issue resolution
• Integrated CRM data pipelines with MoEngage using gRPC-based services for efficient and reliable data delivery
• Implemented end-to-end payload validation, transformation, structured logging, and error handling
• Enhanced system performance by optimizing webhook processing for low latency and high throughput

Web Development Trainee - FunctionUp - Bengaluru, India

(2022-01 - 2022-05)

• Trained in Backend developer NodeJs and MongoDb

Master Of Computer Application - MCA - IGNOU (Indira Gandhi National Open University)

B.Sc. - Dr Bhimrao Ambedkar University, Agra