Senior Java/J2EE Engineer – Telecom Billing & API

Quick Facts

• Role: Senior Java/J2EE Engineer – Telecom Billing & API
• Experience: 8+ years
• Work arrangement: Onsite (5 days/week)
• Openings: 5
• Contract

Description

You will design and deliver telecom billing and pricing solutions using Java/J2EE microservices and REST APIs. The role focuses on implementing complex commercial logic such as rate plans, discounts, credits, promotions, and billing exceptions/overrides. You will work with AWS and event-driven architecture (Kafka) and apply API management and API security best practices.

Responsibilities

• Develop Java/Spring Boot microservices for telecom billing, pricing, and API services
• Implement REST APIs and document them using OpenAPI/Swagger (YAML)
• Apply API management via Apigee/API Gateway
• Translate business requirements into scalable technical solutions for telecom pricing and billing logic
• Build event-driven components using Kafka
• Ensure API security using OAuth2/JWT

Requirements

• 8+ years of hands-on experience with Java/J2EE and Spring Boot microservices and API development
• Meaningful experience with telecom billing and pricing business logic (rate plans, discounts, credits, promotions)
• Experience handling billing rules, exceptions, and overrides
• Ability to translate complex telecom commercial logic into scalable technical solutions
• Practical experience with AI-assisted development tools (Claude/Claude Code/GitHub Copilot or similar) is highly preferred
• Experience with AWS, Kafka, and API management

Benefits

• Contract opportunity with an urgent hiring need
• Opportunity to work on telecom billing and API platforms using modern cloud and microservices technologies