Mustkeem K.

About Me

Mustkeem is a Front-end Developer with 8 years of experience iterating design patterns, software design architecture, and implementing best practices. He enjoys identifying the best approaches on projects, working through technical issues, and making tradeoffs when needed. Mustkeem writes high-quality application code to address unique needs, communicate technical concepts concisely, and make time to help colleagues.

AI, ML & LLM

Tailwind Email Templates ChatGPT

Frontend

Backend

Node.js Express Python REST APIs Datadog API

Database

DevOps

AWS Docker Amazon Web Services (AWS) AWS(EC2, ECS, Lambda, Kinesis, Kinesis Analytics, DynamoDB, S3) Terraform CI/CD AWS SQS

QA & Testing

Workflow

Git GitHub Actions JIRA

Other

Webpack Enzyme Redux Heroku EJS Typescript Redux-Saga Mongoose Nest.js Google Tag Manager (GTM) FusionAuth NextAuth.js Auth Startup Design Expert Clean Design Enterprise Application Design UI Design Application State Management Private NPM Modules Freemarker DataDog Single Sign-on (SSO) Amplitude NestJS Typescript(Node.js) Apache Kafka Scrum TypeORM Apollo-GraphQL Apollo Client Microservices Architecture Event-driven Design (EDD) npm MUI (Material UI) LESS SASS Webpack 4 Redis Redis Cache Elasticsearch Nginx Kafka RabbitMQ Playwright Sentry Technical Documentation OAuth Know Your Customer (KYC)

Work history

VeVe Collectibles
VeVe Collectibles
Full Stack Engineer
2021 - Present (5 years)
Remote
  • Develop and maintain VeVe's web platform end-to-end across frontend and backend, building and scaling a digital collectibles marketplace with millions of global users and licensed IP from Marvel, Disney, DC Comics, Cartoon Network, and Star Wars. Architected and optimized the real-time drop system handling 500,000+ concurrent users, implementing queue management, WebSocket connections, Kafka event streaming, and graceful degradation strategies to ensure zero-downtime releases. Built and own full-stack features from database schema design (MySQL) through NestJS/GraphQL API development to React/Next.js frontend implementation, delivering complete user-facing workflows across the microservices ecosystem. Developed the SEO strategy and server-side rendering pipeline using Next.js, improving organic search visibility by 40% and reducing initial page load times to under 2 seconds.

  • Designed and implemented comprehensive testing frameworks (Jest, Playwright) and established engineering-wide testing guidelines, increasing code coverage from 35% to 85%. Integrated DataDog monitoring and alerting across microservices, reducing mean time to detection (MTTD) by 60% and enabling proactive incident response. Led technical architecture discussions and RFC reviews for critical platform features, collaborating with senior engineering leadership to define microservices boundaries, API contracts, and event-driven messaging patterns across the engineering organization.

  • Mentored 3 junior engineers on React/NestJS best practices, conducted 1000+ code reviews focusing on performance optimization and architectural patterns, and established testing standards that became engineering-wide guidelines. Engineered backend services using NestJS and GraphQL, integrating FusionAuth for authentication, Kafka and RabbitMQ for event-driven messaging, and AWS services (S3, CloudFront, Lambda, ECS) for scalable cloud infrastructure. Documented complex microservices architecture flows including user signup, collectible creation workflows, and event-driven messaging patterns using technical diagrams and Confluence documentation.

JavaScriptTypescriptReact.jsReduxNext.jsJestEnzymeHTMLCSSLESSSASSBootstrapNode.jsTypescript(Node.js) TypeScript 5 Nextjs Amazon S3 (AWS S3) DevOpsReact-QueryDockerMySQLiExpress.js RedisContainerization (Docker) Elasticsearch Apollo-GraphQLTypeORMReact NativeApollo ClientMySQLdb Amazon DynamoDB TerraformGitHub Actions CI/CD Pipelines KafkaRabbitMQReact Testing LibraryDataDogAgile (Scrum) Claude code ChatGPT FusionAuth
Cognizant Technology Solutions
Cognizant Technology Solutions
Full Stack Developer
2020 - 2021 (1 year)
Remote
  • Worked on enterprise digital transformation projects for Verizon (Fortune 500) – data-driven, event-intensive, and real-time systems delivering pricing and quote automation. Built the frontend for CPP-MS to CPP-VP migration using React, TypeScript, and Redux, enabling quote generation, quote workflows, automated approvals, and business logic failure handling.

  • Developed a Custom Pricing Portal (React.js) streamlining pricing efficiency and workflow automation, reducing manual pricing cycles and improving turnaround time for enterprise quotes.

  • Led frontend deliveries, conducted code reviews, and upheld high standards for code quality and performance. Implemented new features and maintained legacy codebases with comprehensive test coverage Coached interns and facilitated team knowledge-sharing sessions to strengthen overall engineering capabilities.

Paytm (One97 Communications)
Paytm (One97 Communications)
Full Stack Developer
2019 - 2020 (1 year)
Noida, India
  • Worked on enterprise digital transformation projects for Verizon (Fortune 500) – data-driven, event-intensive, and real-time systems delivering pricing and quote automation. Built the frontend for CPP-MS to CPP-VP migration using React, TypeScript, and Redux, enabling quote generation, quote workflows, automated approvals, and business logic failure handling.

  • Developed a Custom Pricing Portal (React.js) streamlining pricing efficiency and workflow automation, reducing manual pricing cycles and improving turnaround time for enterprise quotes.

  • Led frontend deliveries, conducted code reviews, and upheld high standards for code quality and performance. Implemented new features and maintained legacy codebases with comprehensive test coverage.

ENTREPRENEURIAL EXPERIENCE(Part-time) - Shipcent – B2B Freight & Logistics Marketplace
ENTREPRENEURIAL EXPERIENCE(Part-time) - Shipcent – B2B Freight & Logistics Marketplace
Founder & Full Stack Engineer
2018 - 2019 (1 year)
India
  • Founded and architected Shipcent, a B2B freight marketplace connecting businesses with registered truck vendors, built with React, Node.js, Express.js, and MySQL on AWS.

  • Built a vendor management system for onboarding, verifying, and rating truck vendors, enabling shippers to compare vendors by availability, pricing, route coverage, and performance history before placing orders.

  • Engineered a payment and reconciliation engine handling invoicing, COD tracking, and remittance matching between shippers and vendors – automating the financial workflow that traditionally relied on manual coordination.

TypescriptJavaScriptReactJS Nextjs AxiosFetch API Mongo DB MongooseRedisGoogle Map APINodejs
Sparx IT Solutions
Sparx IT Solutions
Frontend Engineer → Full Stack Engineer
2016 - 2019 (3 years)
India
  • Joined as a Frontend Engineer building responsive UIs with React and JavaScript, then transitioned to a Full Stack Engineer role within the first year, taking ownership of backend architecture, API design, and database management alongside frontend delivery. Built the web frontend and backend APIs for CarDekho, a leading Indian auto marketplace, developing vehicle listing pages, search/filter modules, and dealer management dashboards using React, Node.js, and MySQL.

  • Developed Storybook.ai, an AI-powered storytelling platform, implementing the full-stack application architecture including user-facing content creation flows, media management, and API integrations. Engineered a custom apparel design tool enabling end-users to create and customize clothing designs in-browser, building interactive canvas-based editors with real-time preview and order workflows.

  • Built internal tools and social platform features for multiple clients, handling user authentication, real-time messaging, notifications, and content feeds using React, React Native, Node.js, and Express.js. Led the migration of legacy jQuery applications to modern React-based architectures, improving page load performance by 50% and developer productivity across client engagements.

Showcase

VeVe Comics
VeVe Comics

Contributed to the development of VeVe's Comics platform, enabling users to discover, purchase, and enjoy officially licensed digital comics.

Education

B.Tech
B.Tech
APJ Abdul Kalam Technological University - India
2010 - 2010