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Gajjar Darshit

Senior Full Stack Engineer, Verizon Hyderabad

Biography

Hello there! I’m Darshit Gajjar, a skilled Full Stack software engineer with a passion for coding and an insatiable thirst for learning new technologies.I’m obsessed with creating mobile and web applications that make people’s lives better. I believe in using technology to solve real-world problems and create user-friendly solutions that people love to use.

In addition to my development skills, I’m also a huge DevOps enthusiast and continuously strive to improve software development processes. I’m a pro when it comes to JavaScript, TypeScript, React and Node, Express Js, and have the expertise to bring even the most complex projects to life. My dedication to my craft and passion for creating impactful solutions make me a valuable addition to any team.

By partnering with me, employers can expect to collaborate with an exceptional software engineer who is committed to delivering top-notch results. Let's work together to make something truly amazing and Better People Life!

Know Deeply

  • Full Stack Development and End to End Product Development with suitable Tech Stack
  • Core AWS Services
  • DevOps(Docker, Kubernetes, ArgoCD, CI/CD, SonarQube, BlackDuck, Fortify, 42Crunch)
  • Competitive Coding (~200 problems Solved in Data Structure and Algorithms)

Education

  • B.E. in Computer Science (2016-2020)

    Government Engineering College, Bhavnagar(GPA 8.0/10)

Skills

Tools & Technology

React Js and React Native

Node Js

MongoDb and My-Sql

Adobe Xd

Firebase

Docker & K8

Data visualization

Type Script

web app security

Socket Io

Ds & Algo

Test Driven Dev

PostgreSQL and Cassandra

Android Dev

CI/CD Security

Experience

online Courses and Projects

 
 
 
 
 

Team Leader of Final Year Project

Gec Bhavnagar

Oct 2019 – Present

This Project is under-devlopment

Learning:

  • UI Design
  • Backend Handle
  • Web Services
  • Firebase cloud
  • Data Security
  • Google Vision Api and Voice recognisition
  • Deployment on Firestore or Google Cloud or AWS
 
 
 
 
 

NodeJS begginer to Pro

Udemy

Apr 2019 – Oct 2019 online

this training takes 5-6 months to became expertise in NodeJs and Express JS

Training Information:

  • In this training i learn lot of like Encryptions security,XSS protection,CSRF Token Base security,Json WEB Token through secure WEB-Services

  • After Completion of my Training i Make MERN stack based Projects and Node JS and Pug JS based projects and many more

 
 
 
 
 

ReactJS devloper

LearnCode Online Inc under Hitesh Chodhary

Jun 2018 – Oct 2018 Online

Training Information:

  • I do reactJS training on LearnCode Online to 3-4 months.i make different type of ReactJs Projects that mention in Project section
  • In this training i learn Firebase,React Hook and Google Authentication and advanced authentication and REST WebAPi calling.
 
 
 
 
 

Treakmaker Robotics

Gec Bhavnagar

Jun 2017 – Oct 2017

In this project we make the Robotics car for college event and fight that robot car to other car :-)

Responsibilities include:

  • Handle Whole Project
  • Time to Time check work
  • Guide the team
 
 
 
 
 

IOT training at Nirma University

Nirma University

Jan 2017 – Dec 2018 Ahemedabad

Training Information:

  • foreign mentor give the information about IOT model and brief Idea about and how to implement in real-world and solve problem.
  • They Give introduce Arduino & Raspberry Pi and How to work with it.

Work Experience

Professional Experience

 
 
 
 
 

Verizon

Oct 2023 – Present Hyderabad

Developed a Comparison Tool using React.js for the frontend and Node.js for backend services to analyze system performance, improve benchmarking, and enhance debugging capabilities.

Architected and deployed Node.js APIs on AWS services like EC2, S3, and RDS, ensuring scalability, availability, and security best practices.

Built highly responsive, dynamic UI components using React.js with Redux for state management, improving user experience and reducing page load times.

Implemented automated CI/CD pipelines using AWS CodePipeline and Jenkins, integrating security tools like Sysdig, Black Duck, and other middleware for continuous security scanning.

Integrated Single Sign-On (SSO) across multiple Verizon products using secure OAuth2 and SAML protocols, streamlining access control and improving user management.

Designed, optimized, and refactored complex SQL queries on AWS RDS (MySQL/PostgreSQL) databases, achieving a 40–50% reduction in execution time compared to previous stored procedures.

Modernized legacy services by migrating them to Node.js-based microservices, resulting in improved performance, better error handling, and simplified maintenance.

Developed RESTful APIs and serverless functions using AWS Lambda to reduce server costs and improve scalability.

Implemented caching strategies with AWS ElastiCache (Redis), significantly improving API response times for high-traffic endpoints.

Set up infrastructure as code (IaC) using AWS CloudFormation and Terraform to automate environment provisioning for development, staging, and production.

Learning:

JEST and RTL, Agile Web Development, TypeScript, React JS, Redux.js, Webpack, Micro FrontEnd, SASS, CI/CD Pipelines, Web Development - API security, SonarQube, BlackDug, Fortify, 42Crunch

 
 
 
 
 

Virtusa

Jun 2022 – Oct 2023 Bangalore

Designed and implemented dynamic, interactive UIs for security automation dashboards using React.js and Next.js, ensuring a seamless and intuitive user experience with real-time data visualization.

Built reusable, scalable UI components in React.js, improving development efficiency and maintaining consistency across security applications.

Optimized React.js and Next.js applications for high performance by implementing lazy loading, memoization with React.memo and useMemo, and efficient Redux-based state management.

Integrated server-side rendering (SSR) and static site generation (SSG) in Next.js to improve SEO, initial load speed, and overall web performance for security reporting modules.

Implemented advanced code-splitting and dynamic imports in Next.js to minimize JavaScript bundle sizes and reduce page load times by up to 40%.

Automated build and deployment workflows using AWS Amplify and AWS CodePipeline, streamlining continuous integration and delivery for React.js and Next.js apps.

Designed and deployed APIs for real-time security event data ingestion using Node.js and AWS Lambda, ensuring secure, low-latency communication between the backend and the React dashboard.

Set up global state management with Redux Toolkit and optimized re-renders using Reselect and useCallback, significantly enhancing responsiveness under high data loads.

Implemented monitoring and logging using AWS CloudWatch for both client-side and server-side activities, ensuring visibility into application health and performance.

Learning:

JEST and RTL, Agile Web Development, TypeScript, Redux.js, Webpack, Micro FrontEnd, SASS, CI/CD Pipelines, Web Development - API integration

 
 
 
 
 

E-Delta Company

May 2021 – Mar 2022 Ahmedabad

Built an intuitive platform for healthcare and wellness services using React Native for mobile applications and React.js for web, delivering a highly responsive, accessible, and engaging user experience across devices.

Developed dynamic, reusable, and modular UI components in React.js with best practices like lazy loading, code splitting, and optimized rendering for faster load times.

Designed and implemented a scalable microservices architecture using Node.js and Express.js, ensuring high availability and modular development across services.

Deployed serverless backend services using AWS Lambda, reducing operational costs and improving scalability for high-demand healthcare features.

Utilized AWS API Gateway to securely expose microservices and manage API traffic efficiently.

Integrated secure authentication flows using JWT and OAuth2 for user data protection and HIPAA compliance.

Automated CI/CD pipelines with AWS CodePipeline, enabling seamless build, test, and deployment workflows for both frontend (React) and backend (Node.js) applications.

Leveraged AWS DynamoDB and RDS for handling structured and semi-structured healthcare data with efficient querying and low-latency access.

Set up monitoring and logging for microservices using AWS CloudWatch and AWS X-Ray to proactively identify performance bottlenecks and debug distributed systems.

Implemented a mobile-first and accessibility-focused design system, following WCAG standards to ensure inclusivity for users across different health conditions.

Learning:

Serverless Functions, IAM, DynamoDB, API Gateway, Function Deployment, Testing the Functions,Cognito,VPC, Lambda, EC2, Microservice Architecture, Cache Mechanism, Cloud-Watch, CI and CD

React, Twilio, Redux, Redux Saga

 
 
 
 
 

Github

Jun 2020 – Apr 2021 Remote

Collaborated with Zerodha, India’s largest stock trading platform, to enhance KiteConnect’s user interface performance using React.js and Redux for state management.

Refactored and optimized existing React components, reducing unnecessary re-renders and improving page responsiveness by over 30% for high-frequency trading dashboards.

Integrated Uber’s Rider Graph to enable efficient, real-time data fetching and reduce backend API payloads, enhancing overall application speed and user experience.

Learning: React Js, TypeScript, JavaScript, Node Js

 
 
 
 
 

Volansys Technology Pvt Ltd

Dec 2019 – Jun 2020 Ahmedabad

Learning:

Node Js, Express Js, Serverless, React Js, AWS

Accomplishments

Certifications

AWS Solution Architect Associate

I Learned the All AWS Concepts scratch to All, with Implementation
See certificate

Master Ds & Algorithm

currently I learn this course and master my Ds & Algo Fundamentals in Geek for Geeks

Protect your Identity and protect himself to online cyber attack

In this course I learned Different cyber security concept
See certificate

ReactJs course

In this course I learned lot of thing Node js and expressJs like How to give the web app security through JWT,CSRF protection,XSS protection,Firebase,PugJs,Encryption password system,MongoDB,Mysql,sequelizeJS,Mongoose,SocketIo,Advanced Authentication
See certificate

Adobe Xd Designer

In this course I learned Adobe Xd Different Concept and prototyping
See certificate

React Native Mobile Devlopment(Android & IOS)

In this Course I learned How to Build Mobile from scratch to pro

Expert Git and GitHub

In this course I learned lot of thing how to work with the team and how to create branch and some time any code problem occur how to handled that
See certificate

Technical Blogs

In this section I will share Technical blog and Articles

Projects

Showcasing to my Work

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AI and OCR App

Under Devlopment Phase

Android Game

Under Devlopment Phase

E-SHOPPING APP

This is Mern Stack based Projects. In this Web App I Give high security Give Like CSRF Protection,Password Encryption ,xss protected App and JWT

Github Repo

I have 67 various technology experience.I am Unable to put my all projects on cloud.so I make vary detailed repo on GitHub

Healthy Baba App

this project is under development stage

JINU APP

This is My React,Firebase,Encrypted Password System,Google/FaceBook Authentication base and Highly secured and Data-Visualization base Single Page Application.

PandaChatting App

this is messenger App.In this app i give try to make like my group chat whatsApp.so I make this app in various technology like reactJs,ExpressJs,MongoDB,JWT and encrypted password system

Contact