Integration Engineer

About Us

Picup is a SaaS logistics management platform for medium-large businesses who require an integrated tech-driven solution from the distribution centre to the customer. Our Fleet Management System is a sophisticated web-based platform and driver mobile app with telematics that gives complete visibility to manage and track your entire fleet. Picup's technologies and power on-demand and scheduling delivery technologies, with ambitions to expand into other logistics segments.

We're Looking For

An Integrations Engineer who will support the Lead Integration Engineer in delivering seamless client integrations and backend solutions. You'll work directly with large and exciting clients such as Pick 'n Pay, Nandos, Bash, Dischem, and more, focusing on backend API development, database integrations, and ensuring robust data flow between systems.

Responsibilities

• Develop and maintain backend API integrations for client onboarding and data synchronization
• Build and optimize database connections and data mapping solutions for client-specific requirements
• Implement Web API endpoints (REST) and webhooks to facilitate seamless data exchange with client systems
• Work closely with the Lead Integration Engineer to understand client technical requirements and constraints
• Support the development of custom .NET solutions tailored to individual client needs
• Assist in database schema design and optimization for new client integrations
• Troubleshoot API connectivity issues and data synchronization problems with client systems
• Maintain and update integration documentation and technical specifications
• Monitor integration performance and implement improvements to ensure reliable data flow
• Support client technical teams during integration testing and go-live phases
• Participate in client calls to provide technical expertise and implementation guidance
• Contribute to code reviews and follow established development standards
• Handle bug fixes and enhancements for existing client integrations

Key Requirements

• BSc in Computer Science or equivalent industry experience
• Strong experience in C# development (.NET Core and .NET Framework 4 and above)
• Solid experience working with Relational Databases, particularly SQLServer and PostgreSQL
• Proven experience in building and consuming Web APIs (SOAP/REST) for system integrations
• Strong SQL skills with ability to write complex queries, stored procedures, and database optimization
• Good understanding of SOLID principles and design patterns
• Experience with API authentication methods (OAuth, JWT, API keys)
• Ability to work directly with clients to understand technical requirements and provide solutions
• Strong analytical and problem-solving skills for troubleshooting integration issues
• Excellent communication skills for client interaction and technical explanations
• Experience with JSON/XML etc data formats and transformation

Additional Experience (Advantageous)

• Experience with Entity Framework and ORM technologies
• Knowledge of queueing technologies such as Kafka or RabbitMQ for asynchronous processing
• Familiarity with CQRS and Event Sourcing design patterns
• Experience with microservices architecture and distributed systems
• Understanding of cloud platforms (Azure and GCP) for hosting integrations
• Knowledge of API gateway technologies and rate limiting
• Experience with continuous integration and deployment (GitHub actions, Azure pipelines)
• Understanding of containerization (Docker) and container orchestration (Kubernetes)
• Experience with unit testing and integration testing frameworks
• Knowledge of monitoring and logging tools (Application Insights, Serilog)
• Understanding of data transformation and ETL processes
• Experience with Agile development methodologies
• Proficiency in Git for version control
• Linux server experience for deployment and troubleshooting
• Basic knowledge of mapping or routing technologies (Google Maps, Here Maps)
• Experience with performance optimization and database tuning

Ability to commute/relocate:

• Observatory, Western Cape: Reliably commute or planning to relocate before starting work (Preferred)

Experience:

• C#: 5 years (Preferred)
• PostgreSQL: 3 years (Preferred)
• Database development: 4 years (Preferred)
• APIs: 4 years (Preferred)
• Linux: 3 years (Preferred)
• Back-end development: 5 years (Preferred)

Location:

• Observatory, Western Cape (Preferred)

Work Location: Hybrid remote in Observatory, Western Cape