Java4-11/J2ee,JSP,Servlets
Shaikh Mainuddin Tarafdar
Technical Director
Bhubaneswar
Summary
Dynamic and results-driven Technical Director & Technical Architect with 19+ years of experience designing enterprise-scale architectures, leading digital modernization, and delivering high-availability distributed systems. Specializes in Java/Spring Boot microservices, cloud-native platforms, event-driven systems, and API governance with strong expertise in technical strategy, solution design, and engineering leadership.
Hands-on contributor with practical experience in AI integration, including Spring AI, Retrieval-Augmented Generation (RAG), LLM orchestration, and building enterprise-grade AI Assistants for compliance, knowledge retrieval, and workflow automation.
As a Technical Director & Java SME at Randstad Digital,
I lead technical capability building, architecture evaluations, Talent evaluation in various Java ,IOT and Gen AI Roles and engineering assessments across enterprise clients such as Walmart, CVS Health, Fidelity, and McKesson.
Overview
19
19
years of professional experience
7
7
Certificates
3
3
Languages
Work History
Technical Director
Randstad Digital
02.2024 - Current
- Serve as Java SME and Technical Director, building strong technical teams and shaping engineering strategy for clients such as Walmart, CVS, McKesson, and Fidelity.
- Lead pod strategy and capability development at Walmart, aligning people, processes, and technology to drive delivery excellence.
- Mentor top talent in Java Backend, IoT, and Data Engineering, ensuring teams are equipped with trending technical capabilities.
- Collaborate with global leadership to define best practices, implement high-performing frameworks, and ensure client satisfaction.
- Drive continuous improvement initiatives aligning technical excellence with business strategy.
Technical Architect / Lead
Tata Consultancy Services (TCS)
09.2006 - 02.2024
- 1) KLM Airlines — Technical Lead for GAT Platform
Led backend/API engineering for the GAT product, used for storing and managing global airline configuration data.
Handled API development, production support, log monitoring, Go-Live readiness, and Jira-driven delivery governance.
Architected improvements in performance, data flow, and release automation.
2) Walmart — Distributed Retail Systems
Built and optimized scalable Java/Spring Boot microservices for high-traffic retail transactions.
Managed performance tuning, caching, asynchronous processing, and cloud deployments.
3) Maersk — Global Supply Chain & Logistics
Engineered integration-heavy systems involving container tracking, scheduling, and event-driven workflows.
Implemented resilient microservices with secure API layers and real-time data processing.
4) JPMC — Banking & Financial Applications
Developed Acceptance Criteria , Cock PIT modernization for QA Automation
Built Java-based services focusing on auth, transaction processing, and high-availability workflows.
Education
B.E. - Computer Science
CV Raman College of Engineering
Bhubaneswar01.2004
Industrial Training - undefined
OCA Ram Informatics
Bangalore01.2002
Skills
Architecture & Design: Microservices, Event-Driven Architecture, DDD, API Gateway, CQRS, Saga Patterns
Certification
Microsoft Azure Fundamentals (AZ-900)
Accomplishments
- Built and scaled high-performing engineering and delivery teams of 50+ professionals across India and global client locations.
- Successfully led multi-million-dollar programs for top clients like Walmart, KLM, CVS, and Fidelity with 100% on-time delivery rate.
- Drove Agile transformation initiatives reducing release cycles by 35% and improving overall delivery efficiency.
- Implemented P&L governance and pricing strategies that increased project profitability by 20%.
- Recognized for exceptional client satisfaction and awarded multiple leadership and innovation awards at TCS.
Software
Springboot,Spring MVC,Spring AI
Hibernate,JPA
Talend ETL
Grafana,Kibana
Databases(MySql,Postgres,SQL)
Lang Chain , Open AI
Chat GPT,Perplexity,Gemini ,Co Pilot
Github,Bitbucket,AWS,Azure,Docker,K8s
JMS,Kafka
Jsp,Html5,CSS,jQuery,Angular2
Intellij,Eclipse,Google ,STS,Net Beans
Llma,GPT,Perplexity,Gemini,Lang Chain,Spring AI
Timeline
Technical Director
Randstad Digital
02.2024 - Current
Technical Architect / Lead
Tata Consultancy Services (TCS)
09.2006 - 02.2024
Industrial Training - undefined
OCA Ram Informatics
B.E. - Computer Science
CV Raman College of Engineering
Languages
English: Professional Working Proficiency
Hindi: Native/Bilingual Proficiency
Oriya: Native/Bilingual Proficiency
AI Projects & POCs
AI Assistant for Company Compliance FAQ (Spring AI + RAG)
• Built enterprise Compliance Assistant using Spring AI and vector embeddings
• Implemented RAG pipelines, PDF ingestion, safety guardrails GenAI Engineering Knowledge Assistant
• Built LangChain4j-based assistant for engineering best practice retrieval Log Analysis Assistant POC
• Automated AI system that interprets production logs and recommends fixes
- Created KPI Hiring dashboard to keep regular updates ,conversions using Google App Script