Pankaj Singh

Senior Software Engineer

Uttar Pradesh, India7 yrs 7 mos experience
AI ML PractitionerAI Enabled

Key Highlights

  • Optimized cart performance by 70%, enhancing user experience.
  • Integrated advanced technologies for improved app functionality.
  • Active contributor to open-source projects and tech communities.
Stackforce AI infers this person is a Fullstack Developer with a strong focus on eCommerce and mobile applications.

Contact

Skills

Core Skills

React.jsJavascriptOpen-source DevelopmentReact NativeNode.jsWeb DevelopmentFull-stack Development

Other Skills

TypeScriptMobile ApplicationsSalesforceVersion ControlJavaScript LibrariesOpen-Source SoftwareFront-end DevelopmentSoftware DevelopmentREST APIsRedux.jsGitPython (Programming Language)AngularJSMongoDBExpress.js

About

seasoned software developer with a strong passion for functional programming and expertise in JavaScript, particularly in ES6. My skills extend to various areas of the software development ecosystem, including learning interest for AI/ML, LLMs, RAGs, Blockchain, Smart-Contracts, DeFi, Web3, Cryptocurrencies, and the Metaverse. My expertise lies in delivering scalable, efficient, and user-centric solutions that directly impact business performance and user satisfaction. Some of my key accomplishments include: * Optimized cart performance by 70%, cutting load times from 10 seconds to 2–3 seconds, and improved home page and product detail page (PDP) load speeds by 20% and 30%, respectively. * Integrated advanced technologies such as Google Vision for photo search and Olapic for user-generated content, significantly enriching the app’s user experience. * Developed and integrated secure payment solutions like Postpay, while also implementing rich push notifications on iOS to boost user engagement. * Enhanced app stability by increasing crash-free user rates from 90% to over 96% on both iOS and Android platforms. * Successfully refactored and rebuilt complex modules such as Address, Cart, Orders, Account, and Checkout from the ground up, ensuring high performance and maintainability. * Integrated robust notification systems like Exponea and leveraged Redux-Saga for efficient and reliable state management. * Active contributor and collaborator in open-source projects, coding festivals, and tech communities, continually enhancing my skills and staying updated with industry trends. I thrive in dynamic, collaborative environments where I can apply my technical expertise to solve complex problems, deliver impactful solutions, and continuously push the boundaries of what’s possible in software development.

Experience

7 yrs 7 mos
Total Experience
3 yrs 9 mos
Average Tenure
3 yrs 9 mos
Current Experience

Epam systems

Senior Software Engineer

Aug 2022Present · 3 yrs 9 mos · Remote

  • Part of Global Talent Services (GTS), Leveraging AI tools Claude, Cursor, Copilot to Solve Complex Business Challenges
React NativeReact.jsJavaScriptTypeScriptMobile ApplicationsSalesforce

Inspire brands

React Native Developer

Dec 2021Aug 2022 · 8 mos · Remote

  • building next-generation cloud-native eCommerce platform on Azure to support all Inspire brands - Arbys, Jimmy Jones, Sonic, Buffalo Wild wings & Dunkin Donuts.
  • This event-driven system would be able to support customer orders in 10000 stores across the country through web and mobile channels. The front end is built using React Native with contentful as CMS. The backend services are built using Spring boot cloud technologies with datastores a mixture of SQL (SQL Server) and NoSQL (Cosmos DB) databases. The services communicate synchronously using Rest and asynchronously using Azure Service Bus. GitLab flow is being used as an overall DevOps system with Argo CD managing the Helm Chart for Kubernetes.
  • part of IDP Run team to work on prioritized defects and other KTLO items prioritized by the product team to support brands onboarded to the IDP platform in production.
TypeScriptNode.jsReact.jsReact NativeJavaScript

Photon

3 roles

Senior Software Engineer 3

Promoted

Nov 2020Aug 2022 · 1 yr 9 mos

  • Optimized cart performance by 70% for H&M MENA, reducing load time from approximately 10 seconds to just 2-3 seconds.
  • Accelerated home page load speed by 20% for H&M MENA, enhancing user experience.
  • Improved product detail page (PDP) performance by 30% for H&M MENA, making it more responsive and user-friendly.
  • Integrated Google Vision for photo search, enhancing the app's visual search capabilities.
  • Implemented Olapic, a user-generated content platform, to enrich the user experience with engaging content.
  • Developed and integrated the Postpay payment method, offering users a secure and convenient payment option.
  • Enabled rich push notifications on iOS, enhancing user engagement and communication.
  • Increased crash-free user rates from approximately 90% to over 96% on both iOS and Android, significantly improving app stability.
  • Refactored and rebuilt address modules from scratch for H&M MENA, enhancing performance and functionality.
  • Recognitions:
  • Commended by the Delivery Manager for successfully refactoring and delivering critical modules ahead of schedule while maintaining team morale and productivity.
  • Recognized by the Client Product Owner and Tech Lead for exceptional dedication to delivering high-quality results.
  • Additional Experience Highlights:
  • Expertise in cross-platform mobile app development using React Native.
  • Contributed to the development of Catapult, an e-commerce framework leveraging reusable components to build multiple applications.
  • Actively involved in performance optimization to ensure seamless app functionality.
  • Conducted training and mentorship sessions, sharing knowledge and guiding team members in their professional growth.
React.jsReact NativeREST APIsRedux.jsJavaScriptGit

Software Engineer 2

Promoted

Jan 2020Oct 2020 · 9 mos

  • Played a key role in developing multiple modules for a production-grade eCommerce application.
  • Effectively managed and debugged various modules, including Cart, Orders, Account, Address, and Checkout, ensuring optimal performance and issue resolution.
  • Integrated the Exponea Push notification system for iOS, improving user engagement and notification functionality.
  • Leveraged Redux-Saga for efficient state management, ensuring smooth data flow and synchronization across the application.

Software Engineer

Aug 2018Dec 2019 · 1 yr 4 mos

  • Front-end development in Angular.
  • Mobile App development in React-Native.
Node.jsPython (Programming Language)AngularJSMongoDBExpress.jsReact.js+5

Github

Contributor

Nov 2017Present · 8 yrs 6 mos · Remote

  • contributor and collaborator in various open source projects, coding fest etc.
Open-Source DevelopmentVersion ControlJavaScript LibrariesReact.jsOpen-Source SoftwareFront-end Development+3

Self employed

Freelance Developer

Jul 2017Jul 2018 · 1 yr · Remote

  • Role: Full-stack Web-Developer
  • Technologies: JavaScript, Python, React, Angular, NodeJs, Material Design, MongoDB, Git
  • Responsibilities: managed projects from scratch to deployed into production with other companions and incorporated minor back-end and major on front-end development.
HTMLBootstrapjQueryJavaScriptCascading Style Sheets (CSS)Web Development

Ericsson india private limited

Software Engineer

May 2016Jun 2017 · 1 yr 1 mo · On-site

  • Role: Web-developer
  • Technologies: HTML, CSS, BootStrap, JavaScript, jQuery,
  • Responsibilities: Worked with HTML,CSS, JavaScript, jQuery, Bootstrap to develop various telecommunication apps.
JavaScriptPythonReactAngularNodeJsMaterial Design+3

Education

Dr. A.P.J. Abdul Kalam Technical University

Bachelor of Technology (B.Tech.) — Electrical and Electronics Engineering

Jan 2009Jan 2013

freeCodeCamp

Full Stack Web Development

Jan 2017Jan 2018

Banaras Hindu University

All India Senior School Certificate Examination — Mathematics

Jan 2001Jan 2008

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