Senior Software Engineer - Backend

Job Description

Job Description Overview of the Role At Freshworks, we don t just ship software we shape it to be fast, reliable, and refreshingly simple. As a Senior Backend Engineer, you ll build the scalable systems that drive our global products and do it with clarity, ownership, and a sharp eye for design. You ll raise the bar on performance, stability, and code quality. If you obsess over time and space complexity, love breaking down tough problems, and contribute to overall design you ll feel right at home. Responsibilities Build scalable backend services that handle millions of transactions reliably. Own the full development lifecycle: from high-level design to deployment and debugging. Write clean, modular, and testable code optimised for both readability and performance. Apply deep OOPS concepts and design patterns to solve real-world engineering problems. Ensure systems are tuned for high availability, fault tolerance, and observability. Collaborate with cross-functional teams (Product, Frontend, SRE) to deliver customer value fast. Follow engineering best practices and elevate overall code quality. Troubleshoot performance bottlenecks in production and drive long-term stability improvements. Requirements 3 to 5 years of experience building and scaling backend systems in fast-paced product teams. Data Structures & Algorithms (DSA): Expertise in selecting optimal data structures and developing efficient, optimized code including time/space complexity trade-offs. Deep knowledge of REST APIs. Problem Solving & Logical Analysis: Ability to clearly articulate thought processes, decompose complex problems, and engineer effective solutions. Object-Oriented Design (OOD): Strong command of OOP principles, designing extensible code, and applying SOLID principles. System Design (High-Level Design - HLD & LLD): Proven ability to contribute to design scalable, highly available, and fault-tolerant end-to-end systems, including APIs, schema, and data models. Exposure to RDBMS, caching strategies, distributed queues, and microservices. Exposure and experience with AI tools and technologies to improve efficiency Ownership & Collaboration: Demonstrates strong ownership, collaborates effectively. Qualifications Degree in Computer Science, Engineering, or a related technical field. You re skilled at balancing fast delivery with long-term scalability. You think clear