Backend Developer – 3 to 11 Years Experience

Datamatics Technologies · Karachi

Mid 🇬🇧 English

Java Spring Boot .NET ASP.NET Core Node.js Python Django Ruby on Rails PHP Laravel Symfony REST APIs Microservices Architecture SQL PostgreSQL MySQL Microsoft SQL Server Git Docker Kubernetes Kafka RabbitMQ Redis Memcached AWS Microsoft Azure Google Cloud Platform CI/CD pipelines DevOps GraphQL OAuth 2.0 JWT OpenID Connect

Job description

About the role

We are looking for an experienced Backend Developer to design, build, and maintain high‑performance server‑side applications and APIs. The role involves working with cross‑functional teams to deliver secure, scalable solutions for web and mobile platforms.

Key responsibilities

Design, develop, and maintain scalable backend applications and microservices.
Create RESTful APIs and backend services supporting front‑end and mobile clients.
Build secure, high‑performance, and reliable server‑side components.
Design and optimise database schemas, queries, and data‑access layers.
Integrate third‑party services and enterprise systems via APIs.
Troubleshoot, debug, and optimise application performance.
Implement authentication, authorization, and security best practices.
Collaborate with frontend developers, DevOps, QA, and business stakeholders.
Participate in code reviews, technical design discussions, and architectural decisions.

Required profile

Bachelor's or Master's degree in Computer Science, IT, Software Engineering or related field.
3–11 years of professional experience in backend application development.
Strong understanding of object‑oriented programming and software design principles.
Experience working in Agile/Scrum environments.

Required skills

Java (Spring Boot) or .NET (ASP.NET Core) or Node.js or Python (Django) or Ruby on Rails or PHP (Laravel/Symfony).
Developing REST APIs and microservices architecture.
SQL, PostgreSQL, MySQL, Microsoft SQL Server.
Git version control.
Docker and/or Kubernetes.
Kafka, RabbitMQ or other messaging platforms.
Redis, Memcached for caching.
AWS, Microsoft Azure or Google Cloud Platform.
CI/CD pipelines and DevOps practices.
GraphQL.
OAuth 2.0, JWT, OpenID Connect authentication mechanisms.

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Published 2 months ago

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Datamatics Technologies

Karachi

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