Software Engineer - Backend

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.

Good to Have :

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

Requirement:

1. Node Js min 2 yrs exp.
2. Database - MONGO, SQL, etc. min 2yrs experience with these.

3. Caching - REDIS, MEMCACHED etc

4. Message Queues - RABBIT MQ, Kafka, etc.

Location: Delhi (Work from office).
Package : Upto 12 LPA

Responsibilities:

• Take on complex problems that span multiple components and teams.

• Independently own one or more multiple modules, which include: requirement analysis, design, development, maintenance & support

• Write extensive, efficient code to address complex modules that handle the interaction between multiple components.

• Rapidly iterate to add new functionalities and solves complex problems with simple and intuitive solutions

• Produce architecture with clean interfaces, that are efficient and scalable

• Participate and contribute to architectural discussions

• Solve production issues. Investigate and provide solutions to minimize the business impact due to the outage

• Continuously improve performance metrics of modules you own.

• Collaborate effectively across teams to solve problems, execute and deliver results

Requirements:

• Experience: 3+ years

• A Bachelor's or Master's Degree in Computer Science

• Software engineering and product delivery experience, with a strong background in algorithms

• Experience in architecting & building real-time, large-scale e-commerce applications

• Experience with high-performance websites catering to millions of daily traffic is a plus

• Excellent command over Data Structures and Algorithms

• Experience with web technologies, Go/Java/Python

• Language: GO or Python

• Strong expertise in DS and Algo

• Strong leadership skills - have experience mentoring, building products from scratch or incumbent in design and architecture.

• Have worked in the scaling of the system right from scratch.

• Someone worked in small user base to a large user base and wrote optimized code

• Both HLD and LLD

Hi All,

Job Description:

As a Java Developer, you will be responsible for developing and maintaining high performance, scalable, and secure applications. We are seeking a skilled and motivated Java Developer with experience in the Spring Framework to join our dynamic team. This is a remote/work-from-home position, offering you the flexibility to work from anywhere.

Location : Remote / WFH

Salary : Good Hike on Current

Key Responsibilities:

• Design, develop, and maintain Java-based applications using the Spring Framework.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Write clean, maintainable, and efficient code.
• Ensure the performance, quality, and responsiveness of applications.
• Troubleshoot and debug issues to optimize application performance.
• Participate in code reviews to maintain high coding standards and best practices.
• Work with RESTful APIs and integrate third-party services.
• Contribute to all phases of the software development lifecycle, including requirements
• Gathering, design, implementation, testing, and deployment.

Key Requirements:

• 2 to 5+ years of experience in Java development.
• Strong experience with the Spring Framework (Spring Boot, Spring MVC, Spring Data, etc.).
• Proficiency in building RESTful APIs and web services.
• Solid understanding of object-oriented programming and design patterns.
• Experience with relational databases like MySQL, PostgreSQL, or Oracle.
• Familiarity with version control systems, particularly Git.
• Knowledge of front-end technologies such as HTML, CSS, and JavaScript is a plus.
• Ability to work independently and as part of a remote team.
• Strong problem-solving skills and attention to detail.
• Excellent communication and collaboration skills.

Preferred Qualifications:

• Experience with cloud platforms like AWS, Azure, or Google Cloud.
• Familiarity with microservices architecture.
• Knowledge of containerization tools such as Docker.
• Understanding of Agile/Scrum methodologies.

Benefits:

• Work-from-home/remote opportunities.
• Opportunities for professional growth and development.
• Collaborative and inclusive work environment.

• Over 2 years of Dynamics NAV consultancy experience/ Minimum 1 Yr experience in Business Central
• Strong understanding of Microsoft Dynamics NAV 2009/2013/2015/2016
• Undertake the design, coding, testing, releasing the code, and NAV / Dynamics 365 Business Central support
• Proficient in RDLC Report Development & SQL Server Database
• Experience working on the technical side of Dynamics NAV / Dynamics 365 Business Central
• Should be fluent and conversant with (A/L, C/AL & C/Side) Programming and ability to do developments independently
• Experience in working on full life cycle implementations across multiple versions of Dynamics NAV
• Excellent understanding and knowledge of core Microsoft Dynamics NAV modules
• Manage resources and deliver project tasks, both external and internal. 
• Communicate and document system specifications for clients and team members. 
• Manage multiple developments and project initiatives at one time, while effectively communicating utilization, roadblocks, and progress to technical leadership and prioritizing based on feedback.
• Strong understanding of Microsoft Dynamics NAV/BC and its modules.
• Strong analytical skills with an ability to diagnose problems quickly and recommend solutions
• Excellent time management skills and ability to meet deadlines and work under pressure