Mid-Level Back-End Developer

2 weeks ago

lekki lagos, Nigeria WAJESMART SOLUTIONS LTD Full time

Role Overview

As a Back-End developer, you will be responsible for designing, developing, and maintaining software applications that meet the needs of our customers. You will work with a team of developers and collaborate with product managers to develop functional, user-friendly and scalable applications. You will be expected to have a deep understanding of both front-end technologies.

Key Responsibilities

§ Microservices Development: Build and maintain RESTful APIs in .NET or Node.js that handle multi-tenant data, enabling tenant-specific configurations.

§ Database Management: Design schemas and queries in Postgres and MongoDB, supporting partitioning and isolation for different insurance entities.

§ Integration & Open APIs: Implement secure, well-documented APIs for third-party services (payment gateways, aggregator platforms, financial systems).

§ Performance & Scalability: Optimize service performance, incorporate caching strategies, and ensure the application meets high-availability requirements.

§ Compliance & Security: Collaborate with DevOps and security teams to embed NDPR, IFRS 17, and NIST controls (e.g., encryption, audit logging).

Technical Requirements

§ High proficiency in .NetCore 7+, Entity FrameworkCore, Kafka, Container Orchestration (Kubernetes), Docker, and GraphQL (e.g., Hot Chocolate, GraphQL.NET)

§ Intermediate proficiency in Signal R, Redis, and RabbitMQ, PostgreSQL, NOSQL (e.g. MongoDB, Cassandra, CosmosDB), SQL Server, and Observability (OpenTelemetry, Prometheus, Grafana, ELK)

Other Requirements

§ Experience with message brokers (e.g., RabbitMQ, Kafka).

§ Experience of Webhooks for real-time data synchronisation

§ Familiarity with DDD (Domain-Driven Design) and TDD (Test-Driven Development).

§ Knowledge of event sourcing and CQRS patterns.

§ Experience with Clean Architecture design patterns.

§ Experience with Azure services, AKS (Azure Kubernetes Service)

§ Experience of parallel programming and concurrent request processing

Qualifications

§ Bachelor’s degree in computer science, Software Engineering, or related field.

§ Strong background in microservices architecture, REST APIs, and distributed systems.

Experience

§ 5+ years of enterprise back-end development in .NET/Node.js for large-scale, cloud-native applications.

§ Proven ability to implement multi-tenant architectures and integrate with CI/CD pipelines (Azure DevOps, GitHub Actions).

Other Skills & Competencies

§ Excellent problem-solving and debugging skills.

§ Skilled at collaborating on-site with cross-functional teams (Front-End, QA, Data, AI/ML).

Strong communication and organizational skills to handle multiple

Job Type: Full-time

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