Nitesh Kumar

Software Engineer

Gurugram, Haryana, India2 yrs 11 mos experience

AI EnabledAI ML Practitioner

Key Highlights

Expert in developing scalable REST APIs.
Proven track record in performance optimization.
Strong background in full-stack development.

Stackforce AI infers this person is a Full-Stack Developer specializing in Fintech solutions.

Contact

Skills

Core Skills

Back-end DevelopmentRest ApisFull-stack DevelopmentFront-end Development

Other Skills

AWSAlgorithmsAmazon Web Services (AWS)Artificial Intelligence (AI)Back-End Web DevelopmentBitbucketBootstrapC++Cascading Style Sheets (CSS)Competitive ProgrammingComputer ScienceContinuous Integration and Continuous Delivery (CI/CD)Core JavaDATA STRUCTUREDSA

About

Passionate Software Engineer | Problem Solver | Full-stack Enthusiast An optimistic, sincere, and hardworking individual. Skilled in Core Java, Python-Django, Flask, Fast-API, NodeJs, ExpressJs, ReactJs, MongoDB, MySql, NextJs, VueJs, ViteJs, ChartJs, Drupal-PHP and Data Structure and Algorithm. Strong engineering professional with a Master of Computer Applications (MCA) focused to enhance my learning and skills and also contribute towards I.T. field.

Experience

2 yrs 11 mos

Total Experience

2 yrs 1 mo

Average Tenure

10 mos

Current Experience

Credence data

Software Developer

Aug 2025 – Present · 10 mos · Gurugram, Haryana, India · Hybrid

Developed scalable REST APIs using Node.js, Express.js, and Sails.js, handling complex business logic and large datasets efficiently.
Automated financial risk model workflows, processing 2,500+ records using MongoDB and optimized retrieval techniques.
Built modular backend architecture with reusable services, clean controller logic, and data-driven configuration engines.
Implemented backend caching using Node-Cache to reduce repeated daily API hits and improve latency.
Integrated AWS SES & SMTP for automated email notifications, templated messages, and attachment-based report delivery.
Improved application security using Helmet.js, query sanitization, and Vault-based secrets management.
Implemented precise number-rounding utilities consistent across both Python and JavaScript environments.
Debugged and resolved complex issues including Node version mismatches, Mongoose errors, and inconsistent Python vs JS logic.

Node.jsExpress.jsSails.jsMongoDBAWSHelmet.js+2

Faircent

2 roles

Software Developer

Jul 2023 – Aug 2025 · 2 yrs 1 mo · Gurugram, Haryana, India · On-site

Integrated the Digilocker platform into the Faircent portal to innovate the verification process via Mobile or Aadhaar.
Integrated the Karza API's into the Faircent portal to innovate the PAN verification process.
Inserted 80+ crore mineral records from 814 files into the database in one pass using Node.js createReadStream, ensuring efficient memory usage and high-performance processing .
Performance Optimization: Optimized Next.js app with React hooks, reducing re-renders by 50% and improving load times by 35%.
Designed and developed a user-friendly frontend in React.js and a robust backend in Node.js, enabling the underwriter team to efficiently update user details.
Structured and planned the repository using Next.js for the admin and internal dashboard, ensuring an organized and efficient development environment.
Developed multiple APIs for payment details, EMI, foreclosure, SOA, communication logs, professional details, guarantor details, credit reports, and search functionality.
Optimized performance by implementing Redis for data caching and creating an API overview page, resulting in a 40% improvement in overall application efficiency.

Node.jsNext.jsReact.jsRedisKarza APIDigiLocker+2

Software Engineer Intern

Jan 2023 – Jul 2023 · 6 mos · Gurugram, Haryana, India · On-site

Developed and optimized RESTful APIs using Node.js, improving data handling and reducing response time by 10%.
Collaborated closely with frontend teams to ensure seamless integration and deliver a cohesive user experience.
Developed multiple APIs to ensure efficiency, security, and unit testing with complete ownership.
Developed EMI-Collection Dashboard and APIs for internal team with CURD operations.
Improved query execution efficiency by leveraging JavaScript's Promise APIs, reducing response time by 50% and significantly enhancing application performance.
AWS SNS Integration: Designed and constructed a robust and scalable AWS-SNS webhook and Dashboard in PHP for track mail and their status.

Node.jsRESTful APIsAWSJavaScriptBack-End Development