Backend Engineer (.NET Core) at Stretch-it Concepts Limited

Stretch-it Concepts Limited is a human resource outsourcing solutions company, bureau of recruitment, performance management and training and development company situated in Lagos, Nigeria.

We are recruiting to fill the position below:

Job Title: Backend Engineer (.NET Core)

Location: Lagos
Employment Type: Full-time

Position Overview

• Our client is seeking a skilled Backend Engineer with strong expertise in .NET Core to design, develop, and maintain scalable backend systems.
• The ideal candidate will have experience building robust APIs, optimizing performance, and ensuring system reliability.
• You will collaborate with cross-functional teams to deliver secure, high-performing software solutions that meet business and customer needs.

Key Responsibilities

• Design, develop, and maintain backend services and APIs using .NET Core.
• Collaborate with frontend engineers, product managers, and DevOps teams to deliver high-quality solutions.
• Implement secure, scalable, and maintainable microservices architectures.
• Optimize system performance, database queries, and application responsiveness.
• Write clean, testable, and well-documented code following best practices.
• Debug, troubleshoot, and resolve production issues in a timely manner.
• Participate in code reviews, architecture discussions, and technical planning sessions.
• Ensure backend systems comply with security and data protection standards.

Required Qualifications

• Candidates should possess a Bachelor’s Degree in Computer Science, Engineering, or a related field (or equivalent experience).
• 3+ years of experience in backend development with C# and .NET Core.
• Strong knowledge of RESTful API design and microservices architecture.
• Hands-on experience with SQL/NoSQL databases (e.g., MS SQL Server, PostgreSQL, MongoDB).
• Proficiency with Entity Framework Core or other ORM tools.
• Familiarity with cloud platforms (Azure, AWS, or GCP).
• Experience with CI/CD pipelines, containerization (Docker, Kubernetes), and version control (Git).
• Solid understanding of software engineering principles, design patterns, and best practices.

Preferred Qualifications:

• Experience with message queues (e.g., RabbitMQ, Kafka, Azure Service Bus).
• Knowledge of GraphQL or gRPC services.
• Familiarity with event-driven architectures.
• Exposure to Agile/Scrum development practices.
• Contribution to open-source projects or personal projects showcasing backend expertise.

Soft Skills:

• Strong problem-solving and analytical skills.
• Excellent communication and collaboration abilities.
• Self-motivated with the ability to work independently and in a team.
• Attention to detail and commitment to quality.

Application Closing Date
15th November, 2025.