Job Description

Location: Perumbakkam, Chennai (On-site recording)
Engagement: Freelance / Weekend Sessions
Compensation: ₹200 – ₹400 per hour (based on experience and teaching clarity)

Role Overview

We are looking for an experienced Quarkus (Java) developer and instructor to record a professional, industry-focused course for our Learning Management System (LMS). This course targets developers who want real-world experience building cloud-native and microservices-based Java applications using Quarkus.

The instructor will record structured lessons, demonstrate practical implementations, and guide learners through production-style backend development.

Course Scope

The complete program will include 8–12 hours of content (40–60 lectures) covering modern backend engineering with Quarkus.

Quarkus Fundamentals

• Introduction to Quarkus and architecture
• Project setup and development mode
• Extensions and configuration

Building REST APIs

• REST services with Panache and JPA
• Entity design and repositories
• CRUD APIs and best practices

Database & Migrations

• Database integration
• Schema management using Flyway

Dependency Injection & Configuration

• Context and Dependency Injection (CDI)
• Environment configuration profiles

Reactive Programming

• Reactive applications using Mutiny

Security Implementation

• JSON Web Tokens
• Role-based access control
• OIDC integration

gRPC with Quarkus

• Protobuf definitions
• Streaming services
• Inter-service communication

Event-Driven Systems

• Messaging with Apache Kafka

Native Images & Performance

• Native builds with GraalVM
• Optimization and troubleshooting

Observability

• Metrics and logging
• Distributed tracing using Jaeger
• Monitoring with Prometheus

Testing

• Unit and integration testing
• Contract testing using WireMock
• Test environments with Testcontainers

CI/CD & Deployment

• CI pipelines with GitHub Actions
• Container builds and registry workflow

Kubernetes Deployment

• Local clusters with Minikube or k3s
• Production deployment practices

Capstone Project

• Full microservice application
• Deployment pipeline
• Load testing
• Cost optimization and scaling strategies

Additional Deliverables

The instructor will also prepare:

• Sample GitHub project repository
• Quick reference cheat sheets
• Module-end quizzes
• Real-world architecture examples

Required Skills

• Strong Java fundamentals
• Hands-on experience with Quarkus
• REST API development with JPA / Hibernate / Panache
• Understanding of microservices architecture
• Knowledge of containers and Kubernetes
• Reactive programming with Mutiny
• Experience with gRPC
• Familiarity with event-driven systems (Kafka)
• Exposure to native images and GraalVM
• Ability to explain concepts clearly while coding

Ideal Candidate

This role is perfect for:

• Backend developers working with Java microservices
• Freelancers looking for weekend teaching opportunities
• Technical trainers and instructors
• Developers interested in course creation and education