Senior Backend Engineer

This role is for one of the Weekday's clients Salary range: Rs 4000000 - Rs 8000000 (ie INR 40-80 LPA)

Min Experience: 4+ years Location: Remote (India) JobType: full-time

We are building an advanced execution platform that enables teams to securely author, run, and share internal and external code within a scalable enterprise environment. This platform plays a critical role in empowering data-driven workflows, automation, and intelligent decision-making across large-scale systems. We are looking for a highly skilled Senior Backend Engineer to design and develop a secure, scalable, and developer-friendly execution engine. This role involves solving complex engineering challenges related to sandboxing, distributed systems, resource management, observability, and platform scalability. This is a high-impact opportunity for engineers passionate about backend infrastructure, platform engineering, and developer productivity. Requirements Key Responsibilities

• Design, develop, and scale a secure execution platform for running internal and external code workloads.
• Build backend services and APIs to manage execution workflows including scheduling, monitoring, cancellation, logging, and reporting.
• Architect isolated and sandboxed environments with strong security controls and resource quota management.
• Ensure high system reliability, resilience, and horizontal scalability under growing workloads.
• Integrate execution services with data platforms, analytics systems, and ML workflows.
• Collaborate with product managers, platform teams, and engineers to deliver intuitive developer experiences.
• Drive engineering best practices around observability, performance optimization, scalability, and execution safety.
• Contribute to technical architecture discussions and mentor junior engineers where needed.

• 5+ years of backend engineering experience, preferably in distributed systems, infrastructure, or platform engineering.
• Strong expertise in at least one backend language such as Python, Go, Java, or similar.
• Experience designing and building RESTful APIs and/or gRPC services.
• Hands-on experience with containerization and orchestration technologies such as Docker and Kubernetes.
• Strong understanding of secure code execution, sandboxing, and resource isolation techniques.
• Experience with distributed job queues and orchestration systems such as Celery, Airflow, Kubernetes Jobs, or similar tools.
• Proven ability to build scalable, observable, and fault-tolerant systems.
• Strong problem-solving, debugging, and collaboration skills.

• Experience building notebook-style execution platforms or developer tooling environments.
• Exposure to data engineering or machine learning platforms and execution workflows.
• Experience working with multi-tenant architectures and shared infrastructure security.
• Familiarity with backend technologies including Golang and JavaScript.

• Backend Development
• Golang
• JavaScript
• Distributed Systems
• Kubernetes
• Docker
• Platform Engineering
• API Development