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Nishith Singh

Java Full Stack Developer | Software Architect

About

  • Name: Nishith Singh

Professional Profile

  • Java Full Stack Professional with 15 years of experience in software architecture, designing, development, and software testing.
  • Expertise in building scalable, high-performance enterprise applications across industries.

Technical Skills

  • Proficient in Core Java, Spring Boot, Spring MVC, Hibernate, JPA, and Microservices.
  • Frontend development: ReactJS, AngularJS, TypeScript, HTML, CSS, JavaScript, Ajax.
  • Databases: Oracle SQL, PostgreSQL, MySQL, MongoDB, Elasticsearch.
  • Concurrency, Multi-threading, JVM tuning, and performance optimization.
  • API and Cache layers: Redis, Hazelcast, Ehcache, Memcached.
  • Reactive programming: RxJava, WebFlux, Kafka.
  • Cloud Platforms: AWS, Google Cloud, Microsoft Azure.
  • DevOps Tools: Docker, Kubernetes, Jenkins, Git, Harness, CI/CD pipelines.
  • AI/ML: TensorFlow, PyTorch, Generative AI, LLMs, RAG implementations.

Key Projects

  • Enterprise CRM with AI integration (OpenAI GPT-3) – Xoriant Corporation.
  • Self-onboarding account service with Spring Boot, ReactJS, NodeJS, MongoDB.
  • CARS Data Reconciliation system – Spring MVC, Oracle, ReactJS.
  • ERP Framework (UPoint) with Spring Boot 2, Angular 8, Redis, Oracle.
  • Learning Management System with Spring Boot, Angular, MySQL, OAuth 2.0, JWT.
  • IoT-based Smart Inventory Management with RFID and AWS cloud services.
  • ERP-based CMS for Liberty Ellis Island using Java, Spring, Hibernate, JSP, MySQL.
  • Call Center CRM system – Java, JSP, Servlets, MySQL, MS SQL Server.
  • ERP for Legal Process Outsourcing – Java, JSP, JDBC, MySQL.

Achievements

  • Star Award – Xoriant
  • Partner in Excellence & Out of the Box Award – Global Logic
  • Employee of the Year – Virtual Employee
  • Guest Lecturer on Scalable Architecture at IETE

Skills

Core Competencies

Expertise across full‑stack development, cloud solutions, and enterprise software engineering, covering back‑end, front‑end, databases, cloud, DevOps, GenAI, AI/ML, and methodologies.

Core Java & Concurrency

Expert, 14 years

Spring Boot / Spring MVC

Expert, 10+ years

ReactJS / Angular

Advanced, 8+ years

AWS / Cloud & DevOps

Advanced, 7+ years

Database
Oracle, PostgreSQL, MongoDB, MySQL

Expert, 10+ years

Gen AI

Expert, 3+ years

Knowledge

  • Microservices & API Development
  • Reactive Programming
  • JVM Performance Tuning
  • Cloud Native Applications
  • Database Design (Oracle, MongoDB, MySQL)
  • PL/SQL & Query Optimization
  • Kafka / Messaging Queues
  • Caching (Redis, Hazelcast)
  • AI & Generative AI (OpenAI, LLM, RAG)
  • Agile / Scrum
  • CI/CD (Jenkins, GitHub Actions)
  • Test-Driven Development

Experience

15 Years Experience!

As a Full Stack Java Architect and Developer, I bring over 15 years of experience designing and delivering robust, scalable, and enterprise-grade solutions for global clients.

My expertise spans Java, ReactJS, Angular, SQL, GenAI/AI-ML, MongoDB, AWS, Google Cloud, and DevOps. I specialize in architecting full-stack microservices and advanced GenAI/ML systems, including Retrieval-Augmented Generation (RAG).

I have led the end-to-end development of mission-critical applications for organizations in the USA, Europe, Canada, Australia, and South Asia. My approach emphasizes thorough requirement analysis, hands-on leadership throughout the SDLC, and a commitment to quality, performance, and measurable business impact.

Xoriant Corporation

Lead / Software Developer

Built CRM system with AI integration (OpenAI GPT-3), ReactJS frontend, Spring Boot APIs, Oracle/MongoDB, Redis, Kafka, and AWS deployment.
Xoriant Corporation

Lead / Software Developer

Developed account onboarding service using ReactJS, Spring Boot, NodeJS, MongoDB, WebFlux, and role-based authorization.
Xoriant Solutions Pvt Ltd

Lead / Software Developer

Designed CARS reconciliation system with Java Spring MVC, ReactJS, Oracle SQL, NodeJS, and advanced JVM tuning.
Wipro Ltd

Lead / Developer

ERP framework (UPoint) using Spring Boot 2, Angular 8, Redis, Oracle 11g.
Global Logic Technologies Ltd

Lead / Developer

Developed Learning Management System with Spring Boot, Angular, MySQL, and OAuth 2.0/JWT authentication.

Education

Academic Background

Birla Institute of Technology and Science, Pilani

Master of Technology (M.Tech), Software Engineering

Completed Master of Technology in Software Engineering from Birla Institute of Technology and Science.
BBS College of Engineering & Technology, Allahabad

Bachelor of Technology (B.Tech), Computer Science & Engineering

Graduated in Computer Science & Engineering with strong foundation in Java and software engineering.

Volunteering & Memberships

Guest Lecturer

IETE – Science and Technology

Member

IEEE – Science and Technology

Member

IETE – Science and Technology

Member

Association for the Advancement of Artificial Intelligence (AAAI) – Science and Technology

Certifications

Professional Certifications & Credentials

Oracle

Oracle Certified Professional, Java SE 8 Programmer

Demonstrated expertise in Java SE 8 programming fundamentals, object-oriented concepts, and advanced Java features including lambda expressions and streams.
Amazon Web Services (AWS)

AWS Certified Solutions Architect – Professional

Advanced certification validating expertise in designing distributed applications and systems on AWS platform with focus on scalability, security, and cost optimization.
Amazon Web Services (AWS)

AWS Certified Machine Learning – Specialty

Specialty certification demonstrating expertise in building, training, tuning, and deploying machine learning models on AWS, including data engineering and ML operations.
Google Cloud Platform

Professional Machine Learning Engineer

Validates skills in designing, building, and productionizing ML models to solve business challenges using Google Cloud technologies and best practices.
Microsoft Azure

Azure AI Engineer Associate

Demonstrates proficiency in using Cognitive Services, Machine Learning, and Knowledge Mining to architect and implement AI solutions on Microsoft Azure.

Portfolio

Selected Projects & Tech Stack

ChatBot - Personal AI Assistant

Created a personalized AI chatbot powered by advanced language models to assist with coding questions, technical discussions, and knowledge sharing. Features natural language processing, context-aware responses, and integration with multiple AI platforms.

  • Python
  • FastAPI
  • OpenAI GPT-4
  • Ollama
  • MCP
  • LangChain
  • Streamlit
  • Vector Database
  • RAG
  • Natural Language Processing
  • AI Assistant
  • Chatbot

GenAI Chatbot for Financial Institution

Developed an intelligent chatbot using Generative AI models to handle customer queries, financial product FAQs, and assist in account servicing with secure integrations.

  • Python
  • Flask
  • OpenAI GPT
  • LangChain
  • RAG
  • NLTK
  • Pandas
  • REST APIs
  • Financial Domain

GenAI Chatbot for Financial Institution

Secure, domain‑aware chatbot to answer product, policy, and transaction FAQs with Retrieval‑Augmented Generation (RAG), guardrails for PII, and full audit logging.

  • Python
  • FastAPI
  • LangChain
  • RAG
  • FAISS/Pinecone
  • OpenAI/Azure OpenAI
  • PostgreSQL
  • Redis
  • AWS (S3/Lambda)
  • OAuth 2.0 / JWT
  • PII Redaction
  • Audit Logs

Customer Relationship Management (CRM)

Scalable CRM for customer data, sales pipelines, marketing campaigns, and service interactions with GenAI chat parsing.

  • Java 8/17
  • Spring Boot 3
  • ReactJS
  • Node.js
  • MongoDB
  • Oracle SQL
  • Redis
  • Kafka
  • Docker
  • Kubernetes/OpenShift
  • JWT/OAuth 2.0
  • GraphQL
  • OpenAI GPT‑3

Self‑Initiated Account Opening Journey

Self‑onboarding for business users to open accounts across regions with reactive back‑end and secure role‑based access.

  • ReactJS
  • Spring Boot
  • Node.js
  • WebFlux
  • MongoDB
  • Docker
  • Harness
  • OpenShift
  • PL/SQL
  • RBAC

CARS — Data Reconciliation Services

Enterprise data services generating post‑reconciliation account data for regulatory reporting with performance tuning.

  • Java Spring MVC
  • Hibernate
  • ReactJS
  • Node.js
  • Oracle SQL
  • PL/SQL
  • JVM Tuning
  • OAuth 2.0
  • JWT

UPoint — ERP Framework

Unified ERP for benefits portals and HR services with secure access and zero‑downtime releases.

  • Spring Boot 2
  • Angular 8
  • Redis
  • Oracle 11g
  • REST
  • OAuth 2.0

Learning Management System (LMS)

Online LMS for courses, quizzes, eCommerce and support; secure auth and CI/CD for scale.

  • Spring Boot
  • Angular
  • JPA/Hibernate
  • MySQL
  • JWT
  • OAuth 2.0

Smart Inventory Management (IoT, RFID)

RFID‑enabled inventory with cloud deployments and automated pipelines.

  • Java 8
  • Spring Boot
  • AWS (EC2/S3/RDS)
  • MySQL
  • MongoDB
  • Jenkins
  • Maven

Liberty Ellis Island — ERP‑based CMS

CMS integrated with museum ERP for content and operations.

  • Java
  • Spring 4.0
  • Hibernate
  • JSP
  • REST
  • MySQL
  • MS SQL Server

Call Center CRM / Lead Management

Lead management with analytics and role‑based access.

  • Java
  • Servlets
  • JSP
  • MySQL
  • MS SQL Server
  • HTML/CSS/JS

ERP for Legal Process Outsourcing

ERP for legal case and document workflows; full‑stack delivery.

  • Java
  • JSP
  • JDBC
  • MySQL
  • HTML
  • CSS
  • JavaScript

Community

Welcome to AIDevWorks!

This is a community for developers, architects, researchers, and technology enthusiasts who are passionate about artificial intelligence, software development, and real-world innovation.

  • 🔹 Explore the latest in AI, LLMs, and intelligent systems
  • 🔹 Share best practices in software engineering & architecture
  • 🔹 Run hands-on workshops, coding sessions, and R&D discussions
  • 🔹 Connect professionals, students, and innovators who want to build, learn, and grow together

Join the AIDevWorks Community

Connect · Build · Learn · Collaborate

Meetups & Talks

I organize and speak at meetups on AI, Generative AI and enterprise architectures. See the Meetup page for slide decks.

Contact

Let's Keep In Touch

Nishith Singh
United States

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Nishith Singh

awesome.
invincible.
unbeatable.
indestructible.