👋 Welcome to my portfolio

Hi, I'm Sumrendra Singh

Full-Stack Software Engineer

Building scalable, performant web applications with 7+ years of experience in React, Next.js, TypeScript, and cloud technologies.

ReactNext.jsTypeScriptNode.jsAWSGraphQL
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About Me

Passionate about building scalable, performant applications that solve real-world problems

Hi! I'm Sumrendra Singh, a Full-Stack Software Engineer with 7+ years of experience building web applications that scale.

Currently at Wayfair, I work with cutting-edge technologies like Kotlin, GraphQL, Kubernetes, and GenAI to build microservices that serve millions of users.

My expertise spans the entire stack - from React frontends to Spring Boot backends, cloud infrastructure on AWS, and everything in between.

7+ Years Experience

Building enterprise-scale applications

Modern Stack

React, Next.js, TypeScript, Cloud

Team Leadership

Led teams of 12+ developers

Skills & Technologies

Technologies I've worked with across various projects and companies

Languages

Java95%
TypeScript90%
JavaScript90%
Python75%
Kotlin80%

Frontend

React95%
Next.js90%
Tailwind CSS90%
Framer Motion85%
Redux85%

Backend

Node.js85%
Spring Boot95%
GraphQL85%
REST APIs95%
Microservices90%

Cloud & DevOps

AWS85%
Docker85%
Kubernetes80%
CI/CD85%
Kafka80%

Databases

PostgreSQL85%
MySQL85%
Oracle80%
MongoDB75%

Tools & Platforms

Git90%
JIRA85%
Datadog80%
Buildkite75%

Work Experience

My professional journey across leading tech companies

Wayfair

Software Engineer

Boston, MA (Remote)•Nov 2024 - Present

Building cutting-edge features for e-commerce platform serving millions of users

  • •Architected GenAI-powered API onboarding platform reducing integration time by 80%
  • •Developed microservices using Kotlin, GraphQL, and Kafka
  • •Implemented Kubernetes orchestration for high availability
KotlinGraphQLKubernetesKafkaDatadogReact

Newgen Software

Team Leader

India (Remote)•Jun 2023 - Dec 2023

Led development team for enterprise loan origination system across 5 African nations

  • •Managed team of 12 developers delivering on-time across multiple countries
  • •Reduced post-launch issues by 25% through rigorous requirement analysis
  • •Improved team productivity by 20% with Agile methodologies
JavaSpring MVCREST APIsMicroservicesJIRA

Wipro

Senior Software Engineer

India•Aug 2021 - Jun 2023

Led AWS cloud migration for Land Transport Authority Singapore

  • •Achieved 50% faster deployment cycles through DevOps automation
  • •Reduced deployment errors by 35% with CI/CD pipelines
  • •Implemented Docker containerization improving consistency by 25%
AWSDockerGitHub ActionsSpring BootTerraform

Nucleus Software

Software Engineer

India•Nov 2019 - Aug 2021

Developed Finnone loan management system processing 26M daily transactions

  • •Supported 100+ banks and NBFCs with enterprise-grade system
  • •Reduced build times by 30% through Maven optimization
  • •Decreased downtime by 15% with comprehensive error handling
JavaSpringHibernateOracleSpring Boot

A S Software Services Pvt Ltd

Software Engineer

India•Aug 2017 - Nov 2019

Developed NBFC solutions and financial software for multiple clients

  • •Implemented Loan Servicing Software for Abu Dhabi Finance and Aditya Birla Housing Finance
  • •Built enterprise integration framework enabling seamless third-party data exchange
  • •Improved loan processing speed by 20% through system optimization
JavaSQL ServerSOAPJasper ReportsStored Procedures

Featured Projects

Some of my recent work that I'm proud of

G

GenAI API Onboarding Platform

Self-service platform using Model Context Protocol (MCP) and GenAI to streamline external API integration, reducing onboarding time from 1 week to 1-2 days.

ReactTypeScriptKotlin+3
  • ✓80% reduction in API onboarding time
  • ✓Full-stack solution with React frontend and Kotlin backend
View Details
S

Supplier Dashboard Microservices

Large-scale supplier management platform built on microservices architecture with GraphQL APIs for efficient data querying across multiple services.

GraphQLKotlinKafka+2
  • ✓Microservices-based architecture
  • ✓Optimized GraphQL schemas for performance
View Details
L

LTA Singapore AWS Cloud Migration

Led migration of Spring MVC and Hibernate application to AWS cloud for Singapore's Land Transport Authority, implementing DevOps best practices.

AWSDockerSpring Boot+2
  • ✓50% faster deployment cycles
  • ✓Zero-downtime migration approach
View Details

Let's Work Together

I'm always interested in hearing about new projects and opportunities.
Feel free to reach out if you'd like to chat!