Software Development Engineer – 4

About the Company We are a bunch of super enthusiastic, passionate, and highly driven people, working to achieve a common goal We believe that work and the workplace should be joyful and always buzzing with energy CloudSEK, one of India’s most trusted Cyber security product companies, is on a mission to build the world’s fastest and most reliable AI technology that identifies and resolves digital threats in real-time. The central proposition is leveraging Artificial Intelligence and Machine Learning to create a quick and reliable analysis and alert system that provides rapid detection across multiple internet sources, precise threat analysis, and prompt resolution with minimal human intervention. Founded in 2015, headquartered at Singapore, we are proud to say that we’ve grown at a frenetic pace and have been able to achieve some accolades along the way, including: CloudSEK’s Product Suite: CloudSEK XVigil constantly maps a customer’s digital assets, identifies threats and enriches them with cyber intelligence, and then provides workflows to manage and remediate all identified threats including takedown support. A powerful Attack Surface Monitoring tool that gives visibility and intelligence on customers’ attack surfaces. CloudSEK's BeVigil uses a combination of Mobile, Web, Network and Encryption Scanners to map and protect known and unknown assets. CloudSEK’s Contextual AI SVigil identifies software supply chain risks by monitoring Software, Cloud Services, and third-party dependencies. Key Milestones: 2016 : Launched our first product. 2018 : Secured Pre-series A funding. 2019 : Expanded operations to India, Southeast Asia, and the Americas. 2020 : Won the NASSCOM-DSCI Excellence Award for Security Product Company of the Year. 2021 : Raised $7M in Series A funding led by MassMutual Ventures. Awards & Recognition : Won NetApp Excellerator's "Best Growth Strategy Award," CloudSEK XVigil joined NVIDIA Inception Program, and won the NASSCOM Emerge 50 Cybersecurity Award. 2025 : Secured $19 million in funding led by Tenacity Ventures, Commvault. About the Role As a Software Development Engineer 4 (SDE4) – Frontend at CloudSEK, you will serve as a senior technical leader responsible for the architecture, scalability, performance, and reliability of the user interfaces that power our cybersecurity products. You will define engineering standards, mentor engineers, lead complex cross-team initiatives, and establish the frontend direction for the organisation. This role requires strong architectural depth, hands-on expertise, and the ability to translate ambiguous product goals into clear, scalable technical solutions. Responsibilities: • Lead the end-to-end architecture, design, and development of complex and scalable frontend applications for CloudSEK’s cybersecurity platform. • Partner with product managers, UX designers, backend engineers, and platform teams to translate requirements into clear technical plans, architectural patterns, and high-quality implementations. • Build, maintain, and evolve large-scale component libraries, design systems, and UI frameworks to ensure consistency, reusability, performance, and long-term maintainability across CloudSEK products. • Define and enforce frontend engineering standards, coding practices, architectural guidelines, and quality benchmarks across squads. • Drive initiatives related to performance optimisation, including rendering strategies, caching policies, bundling and code-splitting, hydration strategies, asset optimisation, and runtime monitoring. • Make critical technical decisions related to data-fetching patterns, state management, SSR/CSR/SSG/ISR strategies, routing, micro-frontend adoption, and application modularity. • Collaborate with backend teams to shape API contracts, ensure clean data models, influence schema decisions, and maintain efficient communication between the client and server layers. • Provide technical guidance and mentorship to SDE1–SDE3 engineers through code reviews, pairing sessions, technical strategy discussions, and architectural document reviews. • Lead cross-team engineering initiatives such as refactors, migrations, performance improvements, reliability enhancements, and platform-wide frontend standardisation. • Implement and maintain frontend observability including logging, monitoring, performance profiling, RUM metrics, error tracking, and analytics to improve stability and user experience. • Troubleshoot and resolve complex production issues, performance bottlenecks, rendering inconsistencies, and browser-specific problems; drive deep RCA and durable long-term solutions. • Establish robust testing strategies including unit tests, integration tests, visual regression tests, and end-to-end automation to ensure reliability and safe deployments. • Improve developer experience through tooling enhancements, build pipeline optimisation, automated workflows, documentation, and internal best practices. • Evaluate emerging frontend technologies, frameworks, and architectural approaches, and introduce relevant solutions to continuously improve product performance and developer productivity. • Collaborate with the documentation and product teams to ensure clarity, structure, and relevance in technical documentation, design guidelines, and user-facing product documentation. Requirements: • 7+ years experience building and scaling complex frontend applications in production environments. • Deep expertise with React, Next.js, TypeScript, modern JavaScript, and browser internals. • Proven experience designing and maintaining frontend architectures, design systems, UI frameworks, and reusable component libraries. • Strong understanding of rendering models, server–client boundaries, performance optimisation techniques, bundling, lazy loading, and caching strategies. • Solid understanding of responsive design, accessibility standards, UI/UX principles, cross-browser compatibility, and interaction design patterns. • Experience with modern build tools and bundlers such as Nx Mono Repo, TurboRepo, Vite, Webpack, Rollup, and package managers such as pnpm. • Expertise consuming REST and/or GraphQL APIs, with the ability to influence backend API design and define contract-first communication models. • Strong knowledge of CI/CD workflows, version control, automated testing, build pipelines, and release engineering. • Demonstrated ability to lead and mentor engineers, influence architectural direction, conduct rigorous technical reviews, and drive alignment across multiple teams. • Strong analytical and problem-solving skills with the ability to design secure, scalable, maintainable systems and make sound technical decisions under ambiguity. • Ability to collaborate effectively with product, engineering, design, and platform teams, with clear communication and strong ownership. Benefits of Joining CloudSEK We provide an environment where you can develop and enhance your skills while delivering meaningful work that matters. You’ll be rewarded a competitive salary as well as a full spectrum of generous perks and incentives which include: Flexible working hours. Food, unlimited snacks and drinks are all available while at office. And, the finest part is yet to come Every now and then we ensure to unwind and have a good time together, which involves games, fun, and soulful music. Feel free to show off your artistic side here