Senior Backend Software Engineer

As a Senior Backend Engineer, you will be responsible for designing, building, and maintaining scalable, high-performance backend systems that power InfoSum s data collaboration platform. You will work closely with cross-functional teams, including frontend engineers, product managers, and infrastructure teams, to deliver robust and efficient solutions. This role requires deep expertise in backend development, system architecture, and database management, with a focus on performance, security, and reliability.

Core Responsibilities

• Design and implement scalable, high-performance backend services and APIs that support business needs.
• Identify and resolve performance bottlenecks to ensure smooth operation under high loads.
• Design, optimize, and maintain relational databases to support data integrity and scalability.
• Implement security best practices to protect data and ensure compliance with industry regulations.
• Develop automated testing strategies to maintain code quality and system reliability.
• Work with product, frontend and DevOps teams to ensure seamless integration and deployment of backend services.
• Provide mentorship to junior engineers and contribute to team knowledge sharing.
• Implement monitoring and logging solutions to proactively detect and address issues in production.
• Stay updated on emerging technologies and apply best practices to improve system efficiency and maintainability.
• Understand and comply with InfoSum s security and privacy policies, maintaining a strong focus on information security in all backend-related activities.

Additional Company Wide Requirements

• 5+ years of experience in backend development, with expertise in Go. Experience with Python and/or Java would be advantageous.
• Strong understanding of distributed systems, gRPC, microservices architecture, and RESTful APIs.
• Experience with cloud platforms (AWS, Azure, or GCP) and containerization (Docker, Kubernetes).
• Solid understanding of database design, query optimization, and administration for relational (e.g. PostgreSQL) databases.
• Knowledge of scalability strategies, microservices architecture, load balancing, caching, and event-driven architectures, in particular Kafka.
• Strong experience with CI/CD pipelines and automated testing to ensure reliable deployments.
• Excellent problem-solving skills with the ability to diagnose and resolve complex technical issues.
• Strong collaboration and communication skills to work effectively in a cross-functional team.