Senior Backend Developer (4–6 yrs) – Saudi National

Datamatics Technologies LLC; Riyadh; On-site; SAR 180,000 - 300,000; Full time

Job summary

Datamatics Technologies LLC in KSA is seeking a Backend Developer with 4–6 years of experience to design, develop, and maintain scalable backend architecture, APIs, and databases, ensuring security, performance, and reliability.

You will work with server-side languages such as Node.js, Python, Java, C#, PHP, or Go, and you will integrate front-end elements, implement OAuth/JWT, and collaborate with Frontend, Product, and QA teams while maintaining documentation.

Qualifications

• Saudi National (proof required).
• 4–6 years backend development experience.
• Professional English proficiency.
• Strong proficiency in at least one server-side language (Node.js, Python, Java, C#, PHP, or Go).
• Hands-on experience with MySQL, PostgreSQL, MongoDB, or similar.
• Experience designing RESTful APIs.
• Proficient with Git.
• Solid understanding of security best practices.
• Strong problem-solving and teamwork skills.

Responsibilities

• Design, develop, and maintain scalable backend architecture, APIs (RESTful/GraphQL), and server-side logic.
• Write clean, efficient code in Node.js, Python, Java, C#, PHP, or Go.
• Design and manage SQL and NoSQL databases for performance and integrity.
• Integrate front-end elements with server-side logic.
• Implement security protocols (OAuth, JWT, encryption).
• Optimize applications for speed, scalability, and reliability.
• Troubleshoot bottlenecks and bugs.
• Collaborate with Frontend, Product, and QA teams.
• Maintain technical documentation.

Skills

Saudi National

Backend experience 4-6 yrs

English proficiency

Server-side languages

SQL/NoSQL

RESTful APIs

Git

Security best practices

Teamwork

Education

Bachelor's degree in Computer Science or related field

Tools

Docker

Kubernetes

GraphQL

Job description

Datamatics Technologies LLC in KSA is seeking a Backend Developer with 4–6 years of experience to design, develop, and maintain scalable backend architecture, APIs, and databases, ensuring security, performance, and reliability.

You will work with server-side languages such as Node.js, Python, Java, C#, PHP, or Go, and you will integrate front-end elements, implement OAuth/JWT, and collaborate with Frontend, Product, and QA teams while maintaining documentation.