Senior Backend Engineer

Manzil is the leading co-living and transportation platform for blue-collar workers in Saudi Arabia, offering tech-powered, affordable, and dignified housing options at scale. Through our hybrid model, subleasing, building, and a C2B marketplace — we help companies house and move their workers without operational headaches, while unlocking income for landlords and real estate owners.

Description

As a Senior Backend Engineer at Mnzil, you will own the design, development, and delivery of scalable backend systems, working closely with the CTO and product stakeholders to translate business requirements into robust technical solutions. You will design and build high-performance RESTful APIs, contribute to a microservices-based architecture, and work with transactional databases in a cloud environment (AWS), while applying strong software engineering practices including clean architecture, TDD, and production-grade reliability. This role requires a senior engineer with strong system design skills, a high sense of ownership, and the ability to take services from initial design through to production and continuous improvement.

Requirements

• 6+ years of experience building and maintaining backend systems and RESTful web services.
  
  

• Proven experience designing and implementing Web APIs in production environments.

• Strong understanding of scalable and robust backend architecture.

• Solid experience with transactional databases such as PostgreSQL or similar.

• Professional experience with Python, Java, or .NET (willingness to learn Python is required).

• Experience working with cloud platforms, preferably AWS.

• Strong senior-level problem-solving, debugging, and system design skills.

• Ability to take ownership, work autonomously, and deliver production-grade systems.
  
  

Roles And Responsibilities

• Own the design, development, and delivery of backend systems from concept to production.

• Design and implement scalable, secure, and high-performance RESTful APIs.

• Collaborate with product, leadership, and engineering teams to translate business requirements into technical solutions.

• Design, build, and maintain backend services within a microservices architecture.

• Work with transactional databases, including schema design, optimization, and performance tuning.

• Ensure high code quality through best software engineering practices, including clean architecture and Test-Driven Development (TDD).

• Deploy, monitor, and operate backend services in a cloud-based environment (AWS).

• Take full ownership of system reliability, scalability, and maintainability.

• Continuously improve existing systems through refactoring, optimization, and architectural enhancements.