Senior Software Engineer, Kard

• Expertise in AWS, particularly with EKS, Lambda, RDS, S3, Cognito, and IAM
• Fluency with distributed systems, event-driven architectures, and relational databases like PostgreSQL, optimizing for both performance and business flexibility
• Hands-on DevOps and automation experience with Terraform, CI/CD, and observability tools like Datadog, ensuring a frictionless developer experience and rapid product iteration
• Expertise in Go, with a track record of building scalable, production-grade applications
• Significant experience with Kubernetes, including networking, scaling, and security best practices
• Experience working in and maintaining TypeScript and Serverless environments, with a focus on reliability and extensibility
• Strong problem-solving and communication skills, with the ability to align engineering work with business priorities

Desirable

• Design, build, and optimize the backend systems powering Kard’s transaction-linked rewards platform
• You will develop high-performance services and external APIs that process transaction data in real time, ensuring secure and seamless reward delivery
• The role is centered on Go in an AWS environment, with an increasing focus on EKS for container orchestration, alongside TypeScript and Serverless components that contribute to a flexible and scalable architecture
• Working closely with product, design, data, and other engineering teams, you will drive key architectural decisions, improve system reliability, and optimize developer experience
• You’ll play a pivotal role in strengthening security, automation, and DevOps practices, ensuring that Kard’s infrastructure scales efficiently to support both our customers and our long-term vision
• Design and implement scalable backend services in Go, ensuring reliability, security, and maintainability
• Architect and maintain AWS infrastructure across multiple accounts, with increasing Kubernetes adoption, optimizing for performance, cost, resilience, team autonomy, and product innovation
• Develop and enhance our TypeScript and Serverless systems, ensuring seamless integration with backend services
• Improve observability, automation, incident management, and CI/CD, enabling faster iteration cycles and more reliable feature delivery
• Work cross-functionally with engineering, product, data, and design teams to build high-performance distributed systems that align with business goals and user needs
• Lead and participate in technical decision-making, balancing trade-offs between performance, scalability, simplicity, and business impact
• Mentor engineers, fostering a culture of excellence, knowledge sharing, and continuous improvement while championing pragmatic, business-driven problem-solving
• Ensure best practices in security, data protection, and compliance, proactively addressing risks that could impact product stability and customer trust