Portfolio
Gagan Goswami
Lead Software Engineer

About Me
I am a Lead Software Engineer with over 20 years of experience in IT and Software Development. Currently based in Powell, Ohio, I specialize in cutting-edge technologies including Agentic AI, Generative AI, AWS Cloud infrastructures, Java, and Spring-related technologies and architectures.
My expertise spans from traditional enterprise applications to modern AI-driven solutions, with a focus on building scalable, maintainable software systems.
Technical Skills
AI & Machine Learning
Professional Experience
Lead Software Engineer & Technical Architect
20+ Years of Enterprise Software Development Excellence
Seasoned technology leader specializing in modern software architecture, cloud-native solutions, and AI-driven systems. Expert in designing scalable, resilient distributed systems that drive business value while mentoring development teams to achieve technical excellence.
Core Expertise
- 🏗️ Software Architecture & System Design
- Architectural Patterns: Clean Architecture, Domain-Driven Design, Microservices, Event-Driven Architecture
- System Design: Scalable distributed systems, high-availability architectures, performance optimization
- Decision Making: Architecture Decision Records (ADR), trade-off analysis, technical strategy
- Team Leadership: Technical mentoring, design reviews, architectural guidance
- ☁️ Cloud & Infrastructure
- AWS Services: VPC, EC2, RDS, Lambda, S3, IAM, API Gateway, ECS/EKS, DynamoDB
- Infrastructure as Code: Terraform, AWS CloudFormation, AWS CDK
- Containerization: Docker multi-stage builds, Kubernetes orchestration
- DevOps: CI/CD pipelines, GitOps workflows, monitoring and observability
- 💻 Backend Development
- Java Ecosystem: Spring Boot, Spring Cloud, Spring Security, Spring Data JPA
- Microservices: Service discovery (Eureka), circuit breakers (Resilience4j), API Gateway patterns
- REST APIs: OpenAPI/Swagger documentation, authentication/authorization (JWT, OAuth2)
- Reactive Programming: Spring WebFlux, asynchronous processing patterns
- 🎨 Frontend Technologies
- React: Component-based architecture, state management (Redux), hooks, performance optimization
- Angular: Enterprise patterns, NgRx state management, dependency injection, TypeScript
- Modern Patterns: Micro-frontends, Module Federation, responsive design, PWAs
- 📊 Data & Messaging
- Relational Databases: PostgreSQL, MySQL - advanced querying, indexing, performance tuning
- NoSQL Solutions: MongoDB, DynamoDB, Redis caching strategies
- Event Streaming: Apache Kafka, Kafka Streams, event sourcing, CQRS patterns
- Data Architecture: Polyglot persistence, database-per-service, saga patterns
- 🤖 AI & Machine Learning
- Generative AI: LangChain framework, OpenAI API integration, prompt engineering
- Agentic Systems: CrewAI, multi-agent workflows, tool integration, autonomous decision-making
- AI Architecture: RAG (Retrieval Augmented Generation), vector databases, embeddings
- Python Integration: FastAPI, ML model serving, AI service orchestration
- 🔧 Development Tools & Practices
- Programming Languages: Java, Python, TypeScript, JavaScript
- Testing: Unit testing, integration testing, test-driven development
- Version Control: Git workflows, branching strategies, code review processes
- Monitoring: Prometheus, Grafana, ELK stack, distributed tracing
Professional Experience
Professional Experience
Explore my career journey and the impactful projects I've led and contributed to.
Technical Skills
Discover my proficiency in various technologies and my approach to software development.
Insights & Blog
Read my thoughts on tech trends, software engineering best practices, and project learnings.
Contact & Links
Professional Links
Location
Columbus, Ohio, United States
Expertise Areas
- • Agentic AI Development
- • AWS Cloud Architecture
- • Java & Spring Ecosystems
- • Enterprise Software Architecture