29 Back End Developer jobs in Qatar

A101 is a cutting-edge technology-driven agency specializing in website and mobile app design and development, immersive experiences (AR/VR, touchscreen solutions), and AI-powered innovations. We blend strategy, creativity, and technology to craft transformative digital experiences for brands, businesses, and organizations.

We are looking for a skilled and motivated Back-End Developer to join our dynamic team. The ideal candidate will be responsible for building robust, high-performance digital solutions that power a wide range of platforms including websites, mobile applications, games, and touchscreen systems. This role requires a strong understanding of architecture planning, system integration, and performance optimization. The candidate must be organized, detail-oriented, and passionate about delivering efficient and scalable solutions in a fast-paced environment.

• CMS Customization: Build bespoke back-end features—custom post types, taxonomies, REST endpoints—using ACF Pro, Contact Form 7/Flamingo, and Polylang in WordPress or Drupal.
• Framework Development: Architect and implement rich applications with Laravel and Symfony, including database design, service layers, and background jobs.
• API & Mobile Services: Design and maintain RESTful JSON APIs consumed by React Native or Flutter mobile apps.
• Database & Caching: Model efficient MySQL schemas, optimize queries, and integrate caching solutions (Redis, opcode).
• DevOps Collaboration: Configure CI/CD pipelines in GitHub, deploy to AWS, Azure, or GCP, and manage Linux servers, Docker containers, and nginx.
• Security & Performance: Apply best practices for authentication (JWT/OAuth), input validation, rate-limiting, and overall system hardening.
• Other experience: Additional experience with other programming languages (e.g., Python, Java, C#) is an advantage.
• Agile & Collaboration: Participate in Agile development cycles, sprint planning, code reviews, and team discussions.

• Bachelor’s degree in Computer Science, Information Technology, or a related field; or equivalent professional experience.
• 3+ years of professional PHP development experience.
• Proven expertise in Laravel and/or Symfony frameworks.
• Strong command of WordPress or Drupal back-end customization.
• Deep understanding of MySQL schema design, indexing, and query tuning.
• Experience building and securing RESTful APIs for web and mobile.
• Comfortable with Linux administration, nginx, and Docker.
• Familiarity with Git, CI/CD workflows, and cloud platforms (AWS, Azure, GCP).
• Knowledge of caching (Redis), message queues, and task schedulers.
• Excellent problem-solving skills and strong communication.
• Proficiency in written and spoken English; Arabic is a plus.

At A101, we don’t just create. We innovate, disrupt, and shape the future of digital experiences. As part of our development team, you will be part of a company that thrives on pushing boundaries, delivering cutting-edge digital solutions, and creating impact through innovation.

If you have a passion for technology and digital transformation, we want to hear from you.

Experience: 5+ years

Must-have Skills:

• 5+ years of strong experience in Java and Java-based frameworks like SpringBoot
• Good problem-solving skills and understanding of data structures
• Experience in RESTful web services and SOA concepts
• Proficiency in writing automated unit and functional tests
• Proficient with Git source control
• Experience in Messaging systems like KAFKA, AMQ, JMS, or similar framework is a plus

• Strong knowledge of Java and Java-based frameworks like Spring
• Proficient in writing automated unit and functional tests
• Experience with RESTful web services and SOA concepts
• Proficient with Git source control and effective branching and release management practices
• Understanding of Messaging Concepts
• Strong communication skills in a collaborative environment
• Strong critical thinking skills and ability to devise innovative solutions
• Advocate of code craftsmanship, good coding standards, and use of tools to improve the quality of delivered code
• Working with the Agile team to clarify new products and features requested by the Product team
• Collaborating with other developers to design and implement required solutions
• Participating in pair programming in the delivery of both POC and targeted features
• Understanding and applying technical architecture to ensure consistent, reliable, and secure deployments
• Enhancing and maintaining existing product capabilities
• Participating in formal and informal code reviews to ensure code quality
• Actively contributing to the automated test suite to enable continuous integration
• Assisting with application deployments in our Cloud environment

• Good understanding of machine learning (both analytics and engineering)
• Skills in Hadoop and big data technologies, streaming technology
• Knowledge of JavaScript frameworks like React and Angular

Experience: 5+ years

Must-have Skills:

• 5+ years of strong experience in Java and Java-based frameworks like SpringBoot
• Good problem-solving skills and understanding of data structures
• Experience in RESTful web services and SOA concepts
• Proficiency in writing automated unit and functional tests
• Proficient with Git source control
• Experience in Messaging systems like KAFKA, AMQ, JMS, or similar framework is a plus

• Strong knowledge of Java and Java-based frameworks like Spring
• Proficient in writing automated unit and functional tests
• Experience with RESTful web services and SOA concepts
• Proficient with Git source control and effective branching and release management practices
• Understanding of Messaging Concepts
• Strong communication skills in a collaborative environment
• Strong critical thinking skills and ability to devise innovative solutions
• Advocate of code craftsmanship, good coding standards, and use of tools to improve the quality of delivered code
• Working with the Agile team to clarify new products and features requested by the Product team
• Collaborating with other developers to design and implement required solutions
• Participating in pair programming in the delivery of both POC and targeted features
• Understanding and applying technical architecture to ensure consistent, reliable, and secure deployments
• Enhancing and maintaining existing product capabilities
• Participating in formal and informal code reviews to ensure code quality
• Actively contributing to the automated test suite to enable continuous integration
• Assisting with application deployments in our Cloud environment

• Good understanding of machine learning (both analytics and engineering)
• Skills in Hadoop and big data technologies, streaming technology
• Knowledge of JavaScript frameworks like React and Angular

• Develop and build new or enhanced web applications using ASP.NET Core MVC.
• Enhance existing web-based applications.
• Create optimized, reusable, effective and scalable code.
• Design various layers of the web application.
• Develop APIs, web services of existing in-house applications.
• Build BI reports when required.
• Design database, and database scripts.
• Estimate the effort needed of new features, components or solutions.
• Perform programming tasks according to the project plan and functional specifications.
• Resolve bugs in existing applications, and facilitate root cause analysis of system issues.
• Resolve complex technical design issues.
• Test, maintain and recommend software improvements to ensure strong functionality and optimization.
• Make good and educated technical decisions that provide solutions to business challenges.
• Provide comprehensive support to internal customers.
• Be able to multitask and change from task to another without loss of efficiency or composure.
• Ensure security and data protection.
• Stay up to date with recent and relevant technologies.
• Perform quality assurance on developed or enhanced interface.
• Maintain relationship with key users (super users) and ensure proper use of the applications by those users.
• Communicate regularly and clearly with team members and management.

• Analytical Problem-Solving skills.
• Experience in ASP.NET framework and SQL Servers.
• Experience in building applications using Core MVC.
• Experience in Azure cloud development tools, specially DevOps.
• Experience in Software Development Process.
• Experience in working with APIs and web services.
• Arabic speaker is preferable.
• Good in writing reports and follow up.
• Understanding of IT standards & development methodologies.
• Able to work under pressure and meet deadlines.

• Minimum Qualification: BSc. of Computer Science or equivalent.
• Arabic speakers are preferable.

Job Type: Contract

• Executive

• Contract

• IT Services and IT Consulting

Responsibilities

• Develop and build new or enhanced web applications using ASP.NET Core MVC.
• Enhance existing web-based applications.
• Create optimized, reusable, effective and scalable code.
• Design various layers of the web application.
• Develop APIs, web services of existing in-house applications.
• Build BI reports when required.
• Design database, and database scripts.
• Estimate the effort needed of new features, components or solutions.
• Perform programming tasks according to the project plan and functional specifications.
• Resolve bugs in existing applications, and facilitate root cause analysis of system issues.
• Resolve complex technical design issues.
• Test, maintain and recommend software improvements to ensure strong functionality and optimization.
• Make good and educated technical decisions that provide solutions to business challenges.
• Provide comprehensive support to internal customers.
• Be able to multitask and change from task to another without loss of efficiency or composure.
• Ensure security and data protection.
• Stay up to date with recent and relevant technologies.
• Perform quality assurance on developed or enhanced interface.
• Maintain relationship with key users (super users) and ensure proper use of the applications by those users.
• Communicate regularly and clearly with team members and management.

• Analytical Problem-Solving skills.
• Experience in ASP.NET framework and SQL Servers.
• Experience in building applications using Core MVC.
• Experience in Azure cloud development tools, specially DevOps.
• Experience in Software Development Process.
• Experience in working with APIs and web services.
• Arabic speaker is preferable.
• Good in writing reports and follow up.
• Understanding of IT standards & development methodologies.
• Able to work under pressure and meet deadlines.

• Minimum Qualification: BSc. of Computer Science or equivalent.
• Arabic speakers are preferable.

Job Type: Contract

• Executive

• Contract

• IT Services and IT Consulting

• Develop and build new or enhanced web applications using ASP.NET Core MVC.
• Enhance existing web-based applications.
• Create optimized, reusable, effective and scalable code.
• Design various layers of the web application.
• Developing APIs, webservices of existing in-house applications.
• Building BI reports when required.
• Design database, and database scripts.
• To estimate the effort needed of new features, components or solutions.
• To perform programming tasks according to the project plan and functional specifications.
• Resolving bugs in existing applications, and to facilitate root cause analysis of system issues.
• To resolve complex technical design issues.
• To test, maintain and recommend software improvements to ensure strong functionality and optimization.
• To make good and educated technical decisions that provide solutions to business challenges.
• To provide comprehensive support to internal customers.
• To be able to multitask and change from task to another without loss of efficiency or composure.
• Ensure security and data protection.
• Stay up to date with recent and relevant technologies.
• Quality Assurance on developed or enhanced interface.
• To maintain relationship with key users (super users) and ensure proper use of the applications by those users.
• To communicate regularly and clearly with team members and management.

• Analytical Problem-Solving skills.
• Experience in ASP.NET framework and SQL Servers.
• Experience in building applications using Core MVC.
• Experience in Azure cloud development tools specially DevOps.
• Experience in Software Development Process.
• Experience in working with APIs and web services.
• Arabic speaker is preferable.
• Good in writing reports and follow up.
• Understanding of IT standards & development methodologies
• Be able to work under pressure and meet deadlines.

• Minimum Qualification: BSc. Of Computer Science or equivalent
• Minimum Work Experience: At least 8 years in coding using .NET languages (C#, JavaScripts), experienced in Core .net (MVC), SQL database built and queries.
• Arabic speakers are preferable.