Ayon Bhattacharya
Tega Cay,USA
Summary
- PRINCIPAL ARCHITECT |Gen AI |RAG|Langchain|LanggraphTega Cay, SC 29708 https://www.linkedin.com/in/ayon-bhattacharya-90a934135/ Leader in IT Consulting, eCommerce, finance, Healthcare, Supply Chain 3157963011 ayon2005@gmail.com With a career spanning over 18 years, Ayon Bhattacharya stands out as a visionary leader and distinguished technologist in IT software and digital transformation. His extensive expertise encompasses Microservices, APIs, and Cloud technologies, GEN AI, RAG, Agentic AI reflecting his deep and broad proficiency in these domains. Ayon is dedicated to mentoring and nurturing future technology leaders, underscoring his passion for knowledge sharing. Around 18 years of experience in the full project life cycle of Web based and Enterprise applications using Java/J2EE Technologies.
- Define and manage the overarching IT strategy, roadmap, and lifecycle management plan, ensuring alignment with the organization's strategic and financial goals. Converting legacy applications to microservice architecture. Creating Event driven architecture using Kafka, Kafka stream and the aggregator depending on the use cases. Using Strangler pattern to move forward phase by phase approach. RE: Architect and creating roadmaps for the product team. Worked in Agile & Waterfall methodology.Understand HL7 and FHIR messages for health care platforms.
Overview
16
16
years of professional experience
Work History
Principal Architect
HCA Healthcare
Charlotte, NC
10.2023 - Current
- Led re-architecture of outpatient registration domain as Principal Architect
- Created a data pipeline using Agentic AI agents using Rag Lang Chain.Lang graph to publish data to emr system.
- Developed robust architecture strategy with technology and solution architectLed a high-performing culture driving business value through technology
- Mentored IT architects, ensuring talent development and succession planning
- Established a center of architectural excellence fostering innovation
- Defined and governed architecture principles for security and compliance
- Integrated emerging technologies into IT strategy for business acceleration
- Aligned IT architecture with business goals and financial planning
Lead Software Engineer
Lowes Companies Inc
Charlotte, NC
08.2021 - 10.2023
- Performed the role of Lead Architect applications in SAFE Agile methodology
- Involved overseeing scrum master activities and managing the team and responsibilities for multiple teams
- Involved in offsite PI planning, Backlog Grooming, Sprint Planning, Retrospect, Release Planning, Documentation in Confluence, Defect Triage, Daily Scrum Meeting along with Supervision of Day to product development activities across all the scrum teams to deliver all business needs
- Major proficient use of JIRA for user stories, dashboard, sprint level, PI level reports and so on and designing and direction for the technical supervision code quality, code review
- Leading a team of 12 people and helping team members to make the deliverable
- Creating a strangler pattern to deliver the new architecture
- Using DDD to break the monolithic application to microservices
- Using event driven architecture to solution the problem statement
- Manage and oversee work of the project team
Software engineer III
University Of Technology
Herndon, Virginia
08.2020 - 08.2021
- Converted monolithic application to microservices using Spring Boot, Kafka, Kubernetes, AWS, Terraform
- Led a team of 6 to achieve project deliverables and technical objectives
- Managed use cases, functional and technical specifications
- Employed event-driven architecture for FPM backend microservices
- Collaborated with product manager to create development roadmap
- Conducted code reviews and resolved technical issues
Technical Architect
Hexaware Technologies
Herndon, Virginia
09.2017 - 08.2020
- Performed the role of Lead Architect applications in SAFE Agile methodology
- Involved overseeing scrum master activities and managing the team and responsibilities for multiple teams
- Involved in offsite PI planning, Backlog Grooming, Sprint Planning, Retrospect, Release Planning, Documentation in Confluence, Defect Triage, Daily Scrum Meeting along with Supervision of Day to product development activities across all the scrum teams to deliver all business needs
- Major Proficient use of JIRA for user stories, dashboard, sprint level, PI level reports and so on and designing and direction for the technical supervision code quality, code review
- Involved in pre-program increment planning meetings to understand the business objective at portfolio, program level and scope of features in product development life cycle model using Scaled Agile framework (SAFe)
- Involved in requirement grooming sessions, sprint planning, sprint retrospective, backlog grooming for each sprint and task creation with accurate estimates as a key contributor to achieve the Program Objectives
- Responsible for creating Roadmap in PI planning for the entire 3 months (6 sprints) of work sprint by sprint, and defining the PI objectives and sprint objectives
- Creates presentations and does system demo of each Medicaid app in the planning session, which is completed in previous PI period
- Involved facilitating Sprint level Demos across all business stakeholders, directors of mobile, VP mobile
- Created Product Backlog, Sprint Backlog and managed User stories
- Led daily stand-up meetings
- Gathered requirements from Product Owner, Quality managers at various phases for all different state branded Medicaid apps
Senior Associate
Cognizant technology solutions
Capital One, Wilmington, Delaware
01.2014 - 08.2017
- Led agile development for Capital One's Sassy project, enhancing retail customer support
- Integrated Banking APIs, FIS service, and CST database for seamless operations
- Enhanced security features for password resets and transaction management
- Developed REST web services for client applications, including Transited and Sassy
- Participated in design phases of Enterprise API (eAPI) development
- Implemented REST API and Microservices with Spring Boot
Technical Analyst
Niit technologies ltd
Ny
07.2011 - 01.2014
- Worked as a senior developer in the claim system for the client
- When the CWS product is used for processing the claims, it needs to retrieve the policy information
- This application is used as a web service
- Another application, Backend Interface, is created that balances the UCP system and the CWS for the E&O business of line
- Leading a development team; assigning tasks, designing modules, reviewing other developer's code and coding Junit
- Ensuring any functionality is not impacting any existing business
- Involved in the analysis, design, and documenting and was responsible for the interaction with clients for System Study and Analysis
- Involved in creation of project plan
- Worked as an onsite coordinator
- Used Extream to generate the policy documents
Senior Software Engineer
Wipro technologies ltd
India
07.2010 - 01.2011
- Senior Software Engineer
- Involved in development of the application using Struts 1.1 and Servlets using MVC pattern
- Was responsible for the interaction with clients for System Study and Analysis
- Involved in testing and debugging of the different modules to make application stable
- Developed client side validations using JavaScript
- Core Java, J2EE, EJB
- Struts, JavaScript, XSL, Oracle, Store procedure, Eclipse, SVN, AHP, WebSphere, Tomcat, SQL
Education
Bachelor of Science -
West Bengal University of Technology
Siliguri Skills
- Technical architecture design
- Building code compliance
- Client interaction
- Object-oriented programming
- Quality control
- Client support
- Gen AIRAGLanghChainLang Graph
- Project management
- Troubleshooting
- System architecture
- Testing and debugging
- Web application development
- Software development lifecycle
- Microservices architecture
- Research and development
- Requirements gathering
- Design patterns
- Performance tuning
- Performance optimization
- Amazon web services
- Scrum framework
- API development
- Software design
- Test-driven development
- Resource allocation
- DevOps principles
- Team reporting
- Security best practices
- Developer onboarding design
- Technical leadership
- Technology evaluation
- Version control
- Software release oversight
- Team collaboration
- Verbal and written communication
- Testing and troubleshooting
- Decision-making
- Data-driven decision making
- Analytical thinking
● CloudFront, Load Balancing, IAM, AWS Lambda, AWS Code pipeline, Code Commit, AWS SNS, AWS S3, ECS, ECR CloudFormation, AWS console, AWS CLI, Helm, Kubernetes, Docker, AWS Code build, AWS Code deploy, Terraform, CDK,GCP
● HTML, JSP, Servlet, XML, XSL, VM, Angular Js, Java Script, REST API, Java J2ee
● Project Management, Agile methodologyRAD75, Eclipse, Clear case, SVN, IntelliJ IDEA
● Web service, JAX-RS, Struts 13, Spring, JPA, Hibernate, EJB, Micro service, Cucumber, Akka framework Spring Boot, Spring Web flux,zuul, eureka Spring Cloud, ESB messaging Kafka
● DB2, MySQL, Oracle, Oracle SQL Developer, Mongo DB, PostgreSQL
● Strangler patterns, Saga patterns(Orchestration and choreography),Event driven architecture
● Bugzilla, HP QC, AHP, Jenkin, Splunk, Big bucket, GitHub, Sonar, Watcher, Dynatrace
● HL7,FHIR
KEY ACHIEVEMENTS
Cost reduction success Reduced legacy system costs by 40% using microservices., Team productivity increase Led a team of 70, boosting productivity by 30%., Architecture strategy success Implemented architecture strategy and using Agentic AI improving efficiency by 25%., Budget management excellence Managed $50M IT budget, optimizing resources and reducing waste.
Timeline
Principal Architect
HCA Healthcare
10.2023 - Current
Lead Software Engineer
Lowes Companies Inc
08.2021 - 10.2023
Software engineer III
University Of Technology
08.2020 - 08.2021
Technical Architect
Hexaware Technologies
09.2017 - 08.2020
Senior Associate
Cognizant technology solutions
01.2014 - 08.2017
Technical Analyst
Niit technologies ltd
07.2011 - 01.2014
Senior Software Engineer
Wipro technologies ltd
07.2010 - 01.2011
Bachelor of Science -
West Bengal University of Technology