JPA
React.js
Next.js
Node.js
Flask
Data Engineering
System architecture: Requirements analysis
feasibility studies
application architecture
API design
data modeling
system integration
Databases & Transactions: PostgreSQL
MySQL
Oracle
DB2
MongoDB
DynamoDB
Redis
Security & Compliance: OAuth 2.0
JWT
Spring Security
HTTPS/TLS
SOX compliance
PCI-DSS
secure coding practices
Testing & Quality: JUnit
Mockito
PyTest
Jest
React Testing Library
Cypress
TDD
Unit Testing
Integration Testing
Edge Case Validation
80%+ code coverage
Cloud & Infrastructure: AWS (EC2
Lambda
S3
API Gateway
RDS
DynamoDB)
Azure
GCP
Docker
Kubernetes
OpenShift
AWS ECS
Environment Configuration
CI/CD & DevOps: GitHub Actions
GitLab CI
Jenkins
Maven
Gradle
API & Integration: RESTful APIs
Microservices
JSON
XML
Monitoring & Observability: Splunk
application health monitoring
production incident analysis and resolution
Tools: Git
GitHub
GitLab
Webpack
Vite
ESLint
Jira
Confluence.
Version Control: Git
GitHub
Application Development
Software lifecycle management
Project feasibility
Time & Cost Estimation
Java
Spring Boot
JavaScript
TypeScript
React.js
RESTful APIs
Transaction management
PostgreSQL
Oracle
Security practices
OAuth 2.0
JWT
SOX Compliance
PCI-DSS
Risk Assessment
Post-Implementation Analysis
Production Support
CI/CD Pipelines
Docker
Kubernetes
AWS
Team Leadership
Stakeholder Consultation
Independent Judgement
Cross-Functional Collaboration Additional Competencies: Python
Prompt Engineering
Few-shot Prompting
RAG
Semantic Search
Embeddings
Vector Databases
JSON/XML
Data Structures (Lists
Dictionaries
Trees
Graphs)
Code Review
AI Model Evaluation
Ethical AI Practices
Programming skills
Web application development
Amazon web services
Project leadership
Microservices architecture
Programming
API development experience
Software engineering
Development lifecycles
Release management
Effective Communication
Onboarding Support
Continuous integration and deployment
Database programming