SasaPay is a mobile money e-wallet for individuals and businesses that offers seamless and secure financial solutions at the most affordable cost.

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Backend Engineer

Job TypeFull Time

QualificationBA/BSc/HND

Experience3 years

LocationNairobi

Job FieldICT / Computer

You will work within a cross-functional environment to build secure, scalable, and user-centric solutions that power our core product offerings.

Key Responsibilities:

System Architecture: Design and maintain scalable server-side logic and high-concurrency architectures.

API Design: Build and optimize secure RESTful and/or GraphQL APIs for web and mobile integrations.

Performance Engineering: Implement caching strategies (e.g., Redis) and optimize database queries to ensure low-latency responses.

State Management: Develop complex workflows, such as USSD session handling and asynchronous task processing.

Code Quality: Write clean, testable, and maintainable code while enforcing standards through rigorous code reviews.

Database Management: Architect relational schema designs and manage data migrations using ORMs and raw SQL where necessary.

Collaboration: Partner with Frontend and Product teams to translate business requirements into technical specifications.

Required Qualifications:

Experience: 3+ years of professional experience in backend development using high-level languages (Python, Go, or Ruby).

Technical Depth: Strong proficiency in a major web framework and a deep understanding of MVC/MVT patterns.

Data Modeling: Expert knowledge of relational databases (PostgreSQL or MySQL) and performance tuning.

API Ecosystems: Proven track record of building and documenting production-grade APIs.

Testing & CI/CD: Experience with automated testing frameworks and version control (Git).

Education:

Bachelor’s degree in Computer Science, Software Engineering, or equivalent industry experience.

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• Design and maintain scalable server-side logic and high-concurrency architectures.
• Build and optimize secure RESTful and/or GraphQL APIs for web and mobile integrations.
• Implement caching strategies (e.g., Redis) and optimize database queries to ensure low-latency responses.
• Develop complex workflows, such as USSD session handling and asynchronous task processing.
• Write clean, testable, and maintainable code while enforcing standards through rigorous code reviews.
• Architect relational schema designs and manage data migrations using ORMs and raw SQL where necessary.
• Partner with Frontend and Product teams to translate business requirements into technical specifications.

• Python, Go, or Ruby
• Major web framework
• MVC/MVT patterns
• Relational databases (PostgreSQL or MySQL)
• Performance tuning
• Building and documenting production-grade APIs
• Automated testing frameworks
• Version control (Git)

• 3+ years of professional experience in backend development using high-level languages (Python, Go, or Ruby).
• Strong proficiency in a major web framework and a deep understanding of MVC/MVT patterns.
• Expert knowledge of relational databases (PostgreSQL or MySQL) and performance tuning.
• Proven track record of building and documenting production-grade APIs.
• Experience with automated testing frameworks and version control (Git).
• Bachelor’s degree in Computer Science, Software Engineering, or equivalent industry experience.