I'm a passionate Software Engineer with 3+ years of hands-on experience in software development. I've contributed to high-impact teams at top-tier companies like Gojek and Rakuten, and was selected for the prestigious Google Summer of Code, showcasing my commitment to excellence in open-source contributions.
I hold an integrated degree—B.Tech in Information Technology and MBA in Marketing—from the prestigious IIIT Gwalior, giving me a unique blend of technical and business acumen.
I specialise in backend development, and have successfully delivered solutions for real-world businesses, including building and launching the complete app ecosystem for Divine Care.
Skills: Golang, Java, Spring boot, Databases
Apache Camel
Java
Spring Boot
Golang
RabbitMQ
PostgreSQL
REST API
RESTful Architecture
API
API Development
Web Development
Open Source
Firebase Cloud Firestore
Google App Engine
Apache Maven
Varun B.
Amritsar, India
$20/hr
5.0
2 jobs
Hi, I’m a Senior Full Stack Developer with 8+ years of experience building scalable, secure, and high-performance web applications. I specialize in Java, Spring Boot, React, Angular, AWS, and modern cloud-native architectures, helping businesses transform ideas into reliable, production-ready software.
Over the years, I’ve delivered enterprise applications across healthcare, finance, and business automation domains. My expertise spans backend development, modern frontend frameworks, cloud deployment, API integrations, and system architecture.
Core Skills
• Java, Spring Boot, Hibernate, JPA
• React, Angular, TypeScript, JavaScript
• REST APIs, Microservices, GraphQL
• AWS (Cognito, EC2, S3), Docker, Kubernetes
• MySQL, PostgreSQL
• Spring Security, OAuth2, JWT Authentication
• AI/LLM Integrations & Workflow Automation (n8n)
• Xero, Sage & Third-Party API Integrations
I have extensive experience designing scalable REST APIs, modernizing legacy applications, integrating cloud services, and building secure authentication systems. I’ve also led engineering teams, mentored developers, conducted code reviews, and driven technical decisions for enterprise-scale projects.
I focus on writing clean, maintainable code, communicating clearly, and delivering high-quality solutions on time. Whether you need a complete full-stack application, backend APIs, frontend development, cloud integration, or ongoing technical leadership, I’m ready to help.
Java
Spring Boot
React
Angular
Full-Stack Development
RESTful API
Microservice
Amazon Web Services
SQL
PostgreSQL
MySQL
Docker
Kubernetes
Hibernate
Git
API Integration
Spring Security
Apache Kafka
Automated Workflow
JavaScript
Nitesh S.
Surat, India
$15/hr
5.0
17 jobs
If you’re looking for a Java engineer who builds production-ready systems—not just code, you’re in the right place.
I’m a Software Engineer with strong expertise in Java-based full-stack development, specializing in Spring Boot, Hibernate, and Microservices architecture. I help businesses design, develop, and deploy scalable, secure, and high-performance applications that work reliably in real-world environments.
HOW I HELP CLIENTS
✅ Build Java-based backend systems and RESTful APIs
✅ Design scalable microservices architectures
✅ Develop database-driven applications with clean data models
✅ Optimize performance, reliability, and maintainability
✅ Containerize and deploy applications using Docker and CI/CD pipelines
✅ Integrate AI-driven features such as Speech-to-Text (STT) and Text-to-Speech (TTS)
JAVA-FOCUSED TECHNICAL EXPERTISE
Backend & Application Development:
• Java, Core Java, OOP
• Spring Framework, Spring Boot, Hibernate, JPA
• RESTful APIs, MVC Architecture
• Microservices design
• Swagger for API documentation
Databases:
• MySQL, MongoDB, Oracle, Oracle RAC, etc.
• SQL optimization and high-availability systems
• Apache Kafka for messaging and event-driven systems
DevOps & Cloud:
• Docker, Jenkins, GitHub Actions
• CI/CD pipelines, AWS, Linux
• Tomcat, NGINX
• Monitoring: Prometheus, Grafana
Additional Skills:
• Node.js, PHP, Python (API development, automation), etc.
• AI & NLP integrations
• Speech-to-Text (STT) & Text-to-Speech (TTS)
• Frontend: HTML, CSS, JavaScript, JSP, Bootstrap, etc.
Methodologies & Soft Skills:
• Agile / Scrum workflows
• Strong problem-solving skills and attention to detail
WHY CLIENTS CHOOSE ME
✅ Strong experience with production-grade Java systems
✅ End-to-end ownership from development to deployment and support
✅ Clean, maintainable, and efficient code
✅ DevOps-aware, production-focused mindset
✅ Clear communication and dependable delivery
✅ Quick understanding of existing Java codebases
I don’t over-engineer solutions — I build practical Java systems that scale and last.
LET’S WORK TOGETHER
If you need a Java / Spring Boot / Microservices engineer with Docker, AWS, and real production experience, I’d be happy to help.
📩 Send me a message with your requirements, and let’s build something reliable.
Docker
Spring Boot
Thymeleaf
Hibernate
Spring MVC
MySQL
Java Servlet API
Microservice
Spring Framework
Jenkins
Java
JavaScript
Spring Security
Spring Cloud
Ibney A.
Moradabad, India
$7/hr
5.0
3 jobs
I'm a highly skilled Java Developer with over 5 years of experience crafting robust backend solutions. My expertise lies in building enterprise applications and interactive software products. I leverage a powerful tech stack including Spring Boot, Hibernate, CI/CD pipelines, Kafka for streaming data, and deep knowledge of AWS cloud services for scalability and performance. Additionally, I possess strong proficiency in relational databases (MySQL, PostgreSQL) and front-end technologies (React.js, JavaScript, HTML) to deliver a well-rounded development experience.
Thymeleaf
MySQL
jQuery
AJAX
Java Persistence API
Hibernate
Spring Framework
PostgreSQL
Spring Boot
Java
Amazon Web Services
Jenkins
React
Spring Security
Vishal G.
Faridabad, India
$15/hr
5.0
9 jobs
⭐⭐⭐⭐⭐ Delivering scalable, high-performance applications that are built to grow with your business.
I am a Senior Java Full Stack Developer with 10+ years of experience building enterprise-grade backend systems, web applications, and scalable platforms across fintech, telecom, SaaS, healthcare, and operational domains.
I specialize in Java, Spring Boot, Microservices, REST APIs, React.js, PostgreSQL, Kafka, and cloud-native architectures, with a strong focus on performance, maintainability, and clean system design.
I have contributed to large-scale production systems for organizations such as Paytm and Airtel Africa, helping teams build reliable applications that serve thousands of users and business-critical operations.
Core Expertise
Backend Development
• Java, Core Java
• Spring Boot, Spring Framework
• Hibernate, JPA , Kubernetes
• REST API Development
• Microservices Architecture
• Kafka
• WebSphere
• Docker
Frontend Development
• React.js
• Next.js
• JavaScript
• HTML5
• CSS3
• Tailwind CSS
Databases
• PostgreSQL
• MySQL
• MongoDB
• SQLite
Architecture & Integrations
• Scalable System Design
• API Integrations
• Authentication & Authorization
• Payment Gateway Integrations
• Notification Systems
• Third Party Service Integrations
• Performance Optimization
AI Assisted Development & Productivity
• ChatGPT
• Claude
• GitHub Copilot
• Cursor AI
• AI Assisted Code Generation
• AI Powered Debugging & Refactoring
• Rapid Prototyping & Development Acceleration
• AI Enhanced Documentation & Code Reviews
What I Bring to Your Project
✅ Clean, maintainable, production-ready code
✅ Strong problem-solving and debugging skills
✅ Clear communication and reliable delivery
✅ Experience working in Agile development environments
✅ Effective use of AI tools to accelerate development while maintaining code quality
✅ Focus on scalability, performance, and long-term maintainability
Whether you need a Spring Boot backend, React frontend, REST API development, microservices implementation, system optimization, AI assisted development, or full stack application development, I can help turn your requirements into reliable, scalable solutions.
Let's discuss your project and find the best approach to achieve your goals efficiently.
Java
Spring Boot
Hibernate
React
MySQL
MongoDB
PostgreSQL
Apache Kafka
Docker
Angular
React Native
Flutter
Firebase
SQL
Node.js
Next.js
Tailwind CSS
Oracle Database
Microservice
JavaScript
Sumitbhai V.
Ahmedabad, India
$30/hr
5.0
58 jobs
I’m a hands-on enterprise software professional with 14+ years of experience building scalable, process-driven solutions using leading AI, RAG, AI Agents, Agentic AI workflows implementation and collaboration, Vector DB, Graph DB, BPM platforms like Camunda 7 BPM, Camunda 8 BPM (Zeebe), Flowable BPM, Activiti BPM, and JBPM with Spring boot micro services and Python. I’ve helped clients design, automate, and optimize complex business processes for banking, insurance, government, and finance sectors.
💼 What I Do Best
✅ AI & LLM Integration | Intelligent Automation | RAG | Agentic Workflows | N8N (AI Autumation) | Airtable
- AI-powered chatbot assistants using OpenAI GPT models, Claud and Ollama (Mistral, Llama), Claud with Python FastAPI, Claude and OpenAI Agents SDK.
- Semantic search pipelines using vector db(FAISS and Qdrant), Graph DB(Neo4j), enabling Retrieval-Augmented Generation (RAG) for high-relevance contextual responses. Voice agent platform(RetellAI).
- Built custom AI agents with tool usage and memory, orchestrated using LangChain /Langgraph / Agentic frameworks(CrewAI) for multi-step automation tasks and N8N AI workflow automation.
- Seamlessly integrated AI assistants into Business Process Management (BPM) workflows (e.g., Camunda) to optimize decision making and automate repetitive user interactions.
- Automated agentic workflows for tasks like retrieve incident status, details, cancellation requrest, get incident details via email, create incident, text summarization for form fields, document summarization, incident triage, ticket classification, and knowledge base augmentation.
-Auto email responder using, email notifications, whatsapp notifications, SMS, telegram notifications using multi agents workflows.
✅ Business Process Automation
- Camunda 7 / Camunda 8 (Zeebe) / Flowable / JBPM / Activiti BPM
- Process modeling (BPMN), DMN, and custom workflow engines
- Drools, Zen(GoRules) rule engine and complex decision automation
✅ Backend & Microservices Development
- Java (Spring Boot, Spring Security, JPA, Hibernate)
- Python (FastAPI) for high-performance APIs and AI integrations
- RESTful API design, OAuth2, JWT, Keycloak-based security
✅ ETL Tools
- Apache NiFi
- Apache Airflow
✅ DevOps & Cloud Deployments
- Docker, Kubernetes (EKS, ECS)
- CI/CD with Jenkins, GitHub Actions
- AWS (EC2, S3, Lambda, CloudWatch, API Gateway etc.)
✅ Integrations & Messaging
- Apache Kafka (Confluent), RabbitMQ, Apache Camel
- Elasticsearch, Apache Solr, Lucene for advanced search
- Payment gateways: Stripe, Razorpay, PayPal, Moneris
✅ Frontend Capability (with expert UI/UX team)
- Angular, ReactJS, NodeJS
- PSD/XD to responsive HTML, Tailwind, Material UI
🎓 Corporate Trainings & Mentorship
I offer professional training programs (remote/onsite) on:
- Camunda 7 / Camunda 8 (Zeebe)
- Flowable / Activiti / JBPM
- Elasticsearch
✅ Why Clients Work With Me
- Deep domain knowledge in AI + BPM + Microservices
- Strong architecture, documentation & code quality
- Proven track record delivering enterprise-grade systems
- Ability to lead full project lifecycle — from POC to production
💬 Let’s connect and discuss how I can automate and optimize your business with smart workflows, secure APIs, and cloud-native systems.
Apache Kafka
Business Process Model & Notation
Microservice
Apache Solr
Spring Security
RabbitMQ
Elasticsearch
Angular
Drools
Amazon Web Services
Node.js
jBPM
Spring Boot
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