Senior Backend Engineer

KELA is looking for a highly motivated Senior Backend Engineer to join our engineering team in building our product.

Our engineering team is small enough that you can have a significant impact on both the product and the company. As a Senior Backend Engineer, you will play a critical role in designing, developing, and optimizing our large-scale backend systems and complex data collection pipelines.

We work with massive amounts of data at high scale, using a microservices architecture to ensure scalability, reliability, and flexibility. You’ll be tackling challenging engineering problems while shaping our architecture for performance and long-term growth.

Technology Stack:

C#, TypeScript (NestJS / NodeJS), MongoDB, Elasticsearch, MySQL, Kafka, RabbitMQ, Docker, Kubernetes, AWS, and more.

About the position:

• Work as part of a team to design, build, and maintain high-performance backend services in a microservices environment.
• Take ownership of complex features and systems, from design through implementation.
• Optimize data collection pipelines and backend systems for scalability and efficiency.
• Continuously learn, evaluate, and adopt new technologies and methodologies to improve our products and architecture.

Requirements:

• At least 4 years of relevant experience as a backend engineer.
• Strong experience with an object-oriented programming language (C#, Java, etc.).
• Proven experience building and maintaining microservices-based architectures.
• Solid understanding of backend architectures, distributed systems, and data handling at scale.
• Sense of ownership, responsibility, and the ability to work well in a team.
• Excellent communication skills.

Advantages:

• Experience with cloud environments (AWS preferred).
• Hands-on with Kubernetes and containerized deployments.
• Experience with data collection pipelines or large-scale data systems.