Senior Software Engineer – Backend

Summary of The Role

We are seeking a skilled and motivated Backend Engineer to join our cloud team. The role focuses on ensuring that data flows seamlessly from sensors to machine learning services and applications with reliability and low latency. The ideal candidate will have a strong understanding of cloud-native systems, Infrastructure as Code, and backend development, with a passion for scalability, performance, and automation.

Role Responsibilities

• Design, develop, and maintain backend services that power our data and ML-driven applications.
• Manage and optimize cloud infrastructure for scalability, security, and reliability using Terraform.
• Contribute to services built mainly in Go and Clojure, with occasional development in TypeScript and Python.
• Implement and maintain CI/CD pipelines and automated deployment processes.
• Participate in code reviews, architecture discussions, and operational best practices.
• Monitor system performance, troubleshoot issues, and ensure continuous improvement of reliability and resilience.
• Collaborate with cross-functional teams to integrate data pipelines, APIs, and IoT infrastructure components.

Essential Skills, Knowledge & Experience

Technical Expertise

• Proven experience writing Infrastructure as Code (IaC) using Terraform.
• Strong experience with AWS services, particularly Lambda, ECS, SNS, SQS, and Kinesis.
• Proficiency in at least one modern statically typed language (e.g. Go, Java, C#).
• Experience working with Docker and containerized environments.
• Familiarity with event-driven systems and distributed architectures.

Development & Operations

• Solid understanding of CI/CD and deployment automation.
• Experience with relational and document-based databases such as PostgreSQL and DynamoDB.
• Exposure to observability tools (e.g. Prometheus, Grafana) for monitoring and alerting.
• Ability to troubleshoot complex system issues and optimize performance.

Problem-Solving and Learning

• Strong analytical and problem-solving skills in cloud-native environments.
• Willingness to learn new languages, frameworks, and tools as required.
• Experience with legacy system modernization or migration is an advantage.

Nice to Have

• Familiarity with IoT systems and MQTT-based data pipelines.
• Experience in designing or maintaining public APIs.

Personal Attributes

• Detail-oriented with a structured, analytical approach to problem-solving.
• Demonstrates ownership, accountability, and a strong sense of responsibility.
• Self-motivated and capable of working both independently and collaboratively.
• Open-minded and adaptable to learning emerging technologies.
• Clear communicator with the ability to explain technical concepts effectively.

Work Environment

• General Work Hours: 1.30PM – 10.30PM (WFH) Sri Lanka Time – 45hrs/week.
• Location: Remote WFH + Occasional Meets at our Colombo 5 office – Sri Lanka.
• Benefits: Paid leave, career upskilling opportunities, eLearning courses.