JAVA-Tech lead

MethodHub Consulting Inc; Chennai District; On-site; INR 3,000,000 - 6,000,000; Full time

Benefits offered by this job

Hybrid work model

Job summary

MethodHub Consulting Inc. is seeking a Senior Java Engineer/Architect with 15+ years of experience to lead the design and development of mission-critical airline systems. The role requires deep Java expertise, microservices architecture, and cloud-native solutions across AWS/Azure.

You will drive scalable, low-latency applications, Kubernetes orchestration, and DevOps practices, while mentoring engineers and shaping technical strategy in a fast-paced aviation domain.

Qualifications

• 15+ years of hands-on Java development experience.
• Strong expertise in object-oriented design, SOLID principles, and design patterns.
• Proven experience building and scaling microservices architectures.
• Mandatory airline/aviation domain experience, including: Reservation systems, Ticketing workflows, Inventory management, PSS, DCS.
• Strong hands-on experience with Kubernetes (mandatory).
• Experience with IaC tools (CloudFormation, Ansible).
• Proficiency with CI/CD tools and pipelines.
• Experience with cloud platforms (AWS/Azure).
• Strong unit and integration test coverage.

Responsibilities

• Lead design and development of mission-critical, high-volume, low-latency airline applications.
• Architect and implement microservices with focus on scalability, resilience, and performance.
• Design and manage cloud-native apps on AWS and Azure; containerize with Docker/Kubernetes.
• Build and maintain IaC with CloudFormation and Ansible; develop CI/CD pipelines.
• Collaborate with product, architecture and operations; mentor engineers.

Skills

Java development

Microservices

Cloud-native

Tools

Kubernetes

Docker

AWS

Azure

Job description

Post Date : 3rd August, 2026

Relevant Work Experience : 10+years

Status – Full Time

Location - Chennai (WFO/Hybrid)

Job Description:

Senior Java Engineer / Architect with 15+ years of experience in building scalable, high-performance systems within the airline/aviation domain. This role demands deep expertise in Java, microservices, and cloud-native technologies, along with strong domain knowledge of airline systems. (We are seeking a highly experienced Senior Java Engineer / Architect with 15+ years of experience in building scalable, high-performance systems within the airline/aviation domain. This role demands deep expertise in Java, microservices, and cloud-native technologies, along with strong domain knowledge of airline systems.

• You will lead the design and development of mission-critical, high-volume, low-latency applications that support core airline operations, leveraging modern technologies including Kubernetes, cloud platforms, and DevOps practices.
  Key Responsibilities
• Design, develop, and maintain high-volume, low-latency Java applications for mission-critical airline systems.
• Architect and implement microservices-based solutions with a focus on scalability, resilience, and performance.
  Work on core airline systems such as
• Passenger Service Systems (PSS
• Reservation and ticketing platforms
• Inventory and availability systems
• Departure Control Systems (DCS
• Apply strong object-oriented design principles, design patterns, and best practices.
• Design and manage cloud-native applications on AWS and Azure.
• Implement and manage containerized applications using Docker and Kubernetes.
• Build and maintain Infrastructure as Code (IaC) using CloudFormation and Ansible.
• Develop and optimize CI/CD pipelines for continuous integration and delivery.
• Ensure system reliability, observability, and performance tuning in production environments.
• Write and maintain high-quality, testable code with strong unit and integration test coverage.
• Collaborate with cross-functional teams including product, architecture, and operations.
• Troubleshoot and resolve complex issues in mission-critical production systems.
• Mentor engineers and contribute to architectural governance and technical strategy.
  Required Skills & Experience
• 15+ years of hands‑on Java development experience.
• Strong expertise in object-oriented design, SOLID principles, and design patterns.
• Proven experience building and scaling microservices architectures.
• Mandatory airline/aviation domain experience, including:
• Reservation systems
• Ticketing workflows
• Inventory management
• Passenger Service Systems (PSS
• Departure Control Systems (DCS
• Strong hands‑on experience with Kubernetes (mandatory) for container orchestration.
• Experience with Docker and containerization best practices.
• Proficiency in AWS and/or Azure cloud platforms.
• Experience with Infrastructure as Code (IaC) tools (CloudFormation, Ansible).
• Strong experience with CI/CD tools and pipelines.
• Expertise in building high-performance, scalable, and fault‑tolerant systems.
• Solid experience with unit testing and integration testing frameworks.
  Soft Skills & Mindset
• Strong curiosity and focus on understanding the “why” behind solutions.
• Passion for collaborative problem-solving and teamwork.
• Excellent communication and stakeholder management skills.
• Adaptable and able to thrive in a fast‑paced, evolving environment.
• Strong sense of ownership, accountability, and code quality.
• Continuous improvement mindset with a drive for engineering excellence.
  Nice to Have
• Knowledge of IATA standards (e.g., NDC, ONE Order).
• Experience with event-driven architectures (Kafka, messaging systems).
• Exposure to DevSecOps practices.
• Experience with GDS platforms or global airline systems.
• Familiarity with observability tools (Prometheus, Grafana, ELK stack).