Senior Software Engineer - Backend

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. Degree in Computer Science, Engineering, or a related technical field. You’re skilled at balancing fast delivery with long-term scalability. You think clearly in code and architecture diagrams. You’ve shipped features at scale and supported them in production. You love working in collaborative, agile teams. Please note: This is a hybrid role that will be based in San Mateo, CA or Bellevue, WA and requires an in-office presence three days per week (Tuesday - Thursday). The annual base salary range for this position is $136,000 - $168,000.  Compensation is based on a variety of factors including but not limited to location, experience, job-related skills, and level. Bonus/equity may be available. Freshworks offers multiple options for dental, medical, vision, disability and life insurances. Equity + ESPP, flexible PTO, flexible spending, commuter benefits and wellness benefits are also offered. Freshworks also offers adoption and parental leave benefits. At Freshworks, we have fostered an environment that enables everyone to find their true potential, purpose, and passion, welcoming colleagues of all backgrounds, genders, sexual orientations, religions, and ethnicities. We are committed to providing equal opportunity and believe that diversity in the workplace creates a more vibrant, richer environment that boosts the goals of our employees, communities, and business. Fresh vision. Real impact. Come build it with us. ... (truncated, view full listing at source)