Sanidhya Jain

Backend Engineer

India3 yrs 9 mos experience

Key Highlights

Developed systems processing 28.8M transactions/day at Visa.
Cut infrastructure costs by 80% at Zepto.
Expert in microservices architecture and real-time data processing.

Stackforce AI infers this person is a Backend Engineer specializing in Fintech and high-performance distributed systems.

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Skills

Core Skills

MicroservicesSystem DesignAgile Methodologies

Other Skills

API DevelopmentAlgorithmsC++Cascading Style Sheets (CSS)CassandraDATA STRUCTURES AND ANALYSISData StructuresDocker ProductsGitGo (Programming Language)GolangGrafanaHTMLJavaJavaScript

About

Software Engineer with 3+ years of experience in building and scaling high-performance, secure, and distributed backend systems across both enterprise and high-growth startup environments. Proven expertise in microservices architecture, real-time data processing, in-memory caching, system design, and infrastructure optimization. At Visa, developed mission-critical financial systems processing 28.8M+ transactions/day with strict compliance and security standards. At Zepto, operated in a fast-paced, product-first culture, delivering impact-driven solutions like Arrival OTP flow and infrastructure migrations that supported 15M+ daily orders and cut infra costs by 80%. Adept at working with Golang, Kafka, MongoDB, Redis, Prometheus, Grafana, and modern DevOps practices. Passionate about building scalable systems, improving latency, and driving business outcomes through engineering. Looking forward to connecting with professionals and organizations interested in innovative backend development and scalable data processing.

Experience

Zepto

Back End Developer

Sep 2024 – Present · 1 yr 6 mos · Bengaluru, Karnataka, India

GolangKafkaMicroservicesCassandraPrometheusGrafana+1

Visa

Software Developer

Jul 2022 – Sep 2024 · 2 yrs 2 mos · Bengaluru, Karnataka, India

Processed 28.8M Transactions/Day: Developed integration services that efficiently handled high transaction
volumes, ensuring seamless data transfer to downstream systems over Kafka and TCP connections.
Secured Critical APIs: Developed a CN-based authorization framework, significantly enhancing the
security and access control of Visa’s critical APIs.
Optimized Microservices for High Performance: Leveraged Golang’s concurrency features, including
Goroutines, channels, and sync.Mutex, to optimize microservices, reducing latency.
Improved System Reliability: Used waitgroups and error groups in distributed systems, leading to
concurrent task execution and robust error handling, minimizing latency.
Advanced Legacy System Communication: Contributed to a TLV-based encoding framework, enabling
communication with legacy settlement systems and ensuring data integrity.
Boosted Developer Productivity: Designed and Programmed an EUT framework that streamlined
development processes, increasing productivity and ensuring bug-free software delivery.
Enhanced Data Storage Solutions: Advanced and optimized Cassandra-based data storage solutions, focusing
on performance, fault tolerance, and scalability.
Led Agile Teams to Success: Played a key role in cross-site collaboration, delivering high-quality software
solutions through Agile methodologies, meeting tight deadlines and project goals.
Advanced System Monitoring: Enhanced system monitoring and alerting capabilities using Prometheus and Grafana, leading to earlier issue detection and resolution