Job Title : Senior API Developer (Spring Boot Microservices + Apigee/APIM)

Experience : 6+ Years

Employment Type : Contract

Role Level : Senior

Project : Leading South Africa Telecommunications Operator

Department : Application & Experience Engineering

Job Overview :

We are seeking a Senior API Developer with strong expertise in Spring Boot Microservices and API Gateway technologies (Apigee/Azure API Management) to design, develop, and manage secure, scalable APIs for enterprise applications and partner integrations.

The ideal candidate will build high-performance APIs exposing business insights, analytics, and AI/ML services while ensuring security, scalability, and reliability.

Mandatory Skills :

Java, Spring Boot, Microservices, REST APIs, Apigee or Azure API Management (APIM), OAuth2, OpenID Connect (OIDC), JWT, Docker, Kubernetes (AKS), API Security, API Gateway, Microservices Architecture, Kafka (Preferred).

Key Responsibilities :

- Design, develop, and maintain secure RESTful APIs using Spring Boot Microservices.
- Build scalable microservices following best practices for resilience, performance, and maintainability.
- Configure and manage APIs using Apigee or Azure API Management (APIM), including authentication, rate limiting, traffic management, and analytics.
- Implement API security using OAuth2, OpenID Connect (OIDC), API Keys, and Mutual TLS.
- Collaborate with Full Stack, AI/ML, Solution Architecture,



and Cybersecurity teams to deliver enterprise-grade integrations.
- Support external partner integrations and internal enterprise systems through well-designed API contracts.
- Optimize API performance, monitor usage, troubleshoot issues, and maintain API lifecycle, versioning, and documentation.

Required Skills :

- 6+ years of experience in Backend/API Development.
- Strong hands-on experience with Java, Spring Boot, and Microservices Architecture.
- Expertise in Apigee or Azure API Management (APIM).
- Strong understanding of REST APIs, API versioning, and API lifecycle management.
- Experience implementing OAuth2, OpenID Connect (OIDC), JWT, API Security, and Authentication.
- Experience with Docker, Kubernetes (AKS), and Cloud-native deployments.
- Familiarity with Kafka or other event-driven messaging platforms is a plus.
- Excellent understanding of enterprise integration patterns and scalable API design.

Positive to Have :

- Experience with Azure Cloud.
- Telecom, Banking, FinTech, or other regulated industry experience.
- Certifications in Apigee, Microsoft Azure, or Microservices Architecture.

Skills:- Java, Spring Boot, Microservices, RESTful APIs, Apigee, Azure API Management, APIM, OAuth, OIDC, JWT (JSON Web Token), Docker, Kubernetes, API Security, API Gateway, Apache Kafka and OpenID Connect

📌 Senior API Developer (Spring Boot Microservices Apigee/APIM) (India)
🏢 NeogenCode Technologies
📍 India