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Ujjwal Singh

Open to work3 years experience

Full Stack Web Developer

Lucknow, IndiaTarget Roles: Backend Engineer • Full-Stack Developer • Frontend Specialist

Full Stack Web Developer with 3+ years of experience.

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Standing Rank

Rank Not Available

Developer Badges

Badges Pending

Skills & Technologies

22 skills
javascripttypescriptsqlreact.jsreact nativenext.jstailwind cssmaterial uinode.jsexpress.jsredux toolkitcontext apimongodbmariadbawsci/cdpm2rest apiswebsocketsgitpostmanpython

Work Experience

Software Engineer

Subtlelabs

Sep 2025 - Present Noida
  • Developed backend services in Django to process and manage data from third-party POS platforms such as Shopify, Lightspeed, Shyfter, and Shipday.
  • Integrated multiple third-party APIs and mapped external POS data to internal Django data models.
  • Implemented role-based authentication and authorization for secure access control.
  • Built interactive dashboards using AG Grid for dynamic tabular data.
  • Implemented AG Charts to visualize operational and analytics data.
  • Currently developing a cross-platform mobile application using React Native for iOS and Android.
  • Building a job portal and workforce management platform with features like authentication, job listings, and user profiles.
  • Worked with Android Studio and Xcode for building, testing, and running the mobile application on both platforms.

Software Engineer

Wisdom Tree Ventures

Feb 2025 - Sep 2025 Noida
  • Developed and maintained scalable front-end components using JavaScript, TypeScript, Tailwind CSS, and Next.js, improving overall application performance and reducing execution time by 40%.
  • Designed and optimized Dine-in and in-app Chat modules, enabling seamless restaurant interactions and real-time customer support, leading to improved order accuracy and user satisfaction.
  • Built a Party Booking feature allowing users to select venues, manage guest lists, and customize menu items, enhancing user engagement and booking efficiency.
  • Developed Parcel and Ride Booking modules (similar to Rapido), enabling users to book rides and track deliveries in real-time. Integrated Google Maps APIs for live location tracking of food delivery, parcels, and rides.

Product Engineer (Full Stack)

Advenio TecnoSys Private Limited

Jun 2023 - Feb 2025 Remote
  • Working as a Software Developer, leading both front-end and back-end development for control panel and client dashboard applications, managing feature implementation, product builds, and deployments.
  • Developed and maintained scalable web applications using JavaScript, React.js, Node.js, and Material UI, ensuring high performance and responsive user experiences.
  • Designed and deployed serverless APIs using Node.js on AWS Lambda (via Claudia.js), improving system scalability, performance, and cost efficiency.
  • Leveraged AWS services including: S3, EC2, CloudWatch

Projects

Projects Not Populated

Personal applications, open-source work, and code repos will show here.

Leaderboard Standings

Leaderboard Position Pending

Global test scores, peer standing percentiles, and algorithm leaderboard ranks are updated dynamically.

Assessment Highlights

Assessments Not Completed

Coding evaluations, system assessment results, and conceptual score badges will appear here after taking a test.

AI Collaboration Score

AI Collaboration Score Pending

Developer coding behavior, assistant cooperation, and AI pair-programming indicators are evaluated during live coding sessions.

Role Compatibility Profile

Role Compatibility Analysis Pending

Custom matching reports, candidate role compatibility percentiles, and core engineer strength profiles are processed once conceptual code screenings are complete.

Achievements

Performance Optimization

Improving overall application performance and reducing execution time by 40%.

About Details

Professional Bio

Full Stack Developer with 3+ years of experience building scalable web and mobile applications using React.js, Next.js, Node.js, and modern cloud technologies. Experienced in developing high-performance frontend systems, REST APIs, real-time applications, and AWS-based deployments.

Full Stack Web Development

Masai School (2022 - 2023)

Bachelor of Science, Electronics (Hons.) in Electronics

Delhi University (2019 - 2022)

Languages: English, Hindi
Email: Locked