Headline

SDE-1 (Frontend & Mobile) @ HashedIn by Deloitte | React, Angular, React Native, TypeScript | Scaled Platforms for Citi Bank & Marriott | AWS Certified

About

A Frontend & Mobile Software Engineer specializing in building scalable, high-performance web and mobile applications using React.js, Angular, Next.js, TypeScript, and React Native. Currently at HashedIn by Deloitte, I engineer mission-critical digital products for global Tier-1 clients including Citi Bank and Marriott. My engineering philosophy centers on three pillars: sub-second performance (Core Web Vitals), clean modular component architectures, and bulletproof production stability. Whether re-architecting complex enterprise coordinator workflows or deploying cross-platform mobile apps, I focus on shipping code that directly impacts user experience and business retention. ━━━━━━━━━━━━━━━━━━━━━━━ ⚡ KEY HIGHLIGHTS & ENGINEERING IMPACT ━━━━━━━━━━━━━━━━━━━━━━━ • Enterprise Architecture: Engineered the end-to-end mTrust coordinator workflow for Marriott, recognized with the Deloitte High Five Award & Spot Award for frontend ownership. • Performance & Speed: Reduced Largest Contentful Paint (LCP) by 35% and cut API response latency from 4.1s to 2.6s across high-traffic enterprise portals. • Cross-Platform Delivery: Shipped production React Native mobile applications to Google Play Store & iOS App Store, integrating real-time FCM notifications and offline-first state synchronization. • Quality Engineering: Enforced strict TypeScript typing, BDD/TDD testing (Jest, Cypress), and automated CI/CD deployment pipelines (Tekton, Docker, AWS). ━━━━━━━━━━━━━━━━━━━━━━━ 🛠️ TECHNICAL KEYWORD MATRIX ━━━━━━━━━━━━━━━━━━━━━━━ • Languages: TypeScript, JavaScript (ES6+), Java, SQL, HTML5/CSS3 • Frontend: React.js, Next.js, Redux Toolkit, Context API, Tailwind CSS, Angular, Webpack, Vite, Micro-frontends • Mobile: React Native, React Navigation, FCM, Android Studio, Xcode, Offline Storage (Realm/SQLite) • Testing & Quality: Jest, React Testing Library, Cypress, Karma, Jasmine, SonarQube • Backend & Cloud: Node.js, Express, Spring Boot, RESTful APIs, AWS (S3, CloudFront, Lambda, EC2), Docker, Tekton CI/CD • Certifications: AWS Certified Developer – Associate, AWS Certified Cloud Practitioner, Claude Certified Architect ━━━━━━━━━━━━━━━━━━━━━━━ 📫 LET'S CONNECT ━━━━━━━━━━━━━━━━━━━━━━━ • Portfolio: https://kausal.in • GitHub: https://github.com/im-kaushal • Direct Inquiries: Available via LinkedIn InMail for SDE-2 / Senior Frontend Engineering opportunities.

Location

Bengaluru

AI stack

aistudio

antigravity

claude code

cursor

n8n

openclaw

Work experience

Software Engineer at HashedIn by Deloitte, Jul 2024 - Present · 2 yrs 4 mos, Bengaluru, Karnataka, India, • Architected and shipped scalable frontend workflows using React.js, Next.js, TypeScript, and Redux Toolkit for Fortune 500 enterprise clients, including Citi Bank and Marriott. • Spearheaded the frontend development of the mTrust coordinator flow, driving end-to-end delivery across multi-functional engineering teams; recognized with the Deloitte High Five Award and Spot Award for delivery excellence. • Improved web performance across high-traffic client portals, reducing Largest Contentful Paint (LCP) by 35% and boosting Core Web Vitals scores by implementing code-splitting, lazy loading, and memoization patterns. • Integrated secure RESTful microservices and state architectures, decreasing client-side data fetch overhead by 28% and ensuring 99.9% UI crash-free sessions. • Built and maintained automated build, test, and release pipelines using Tekton CI/CD, Docker, and SonarQube, maintaining over 85% test coverage with Jest and React Testing Library.

Software Consultant at HuntsJob, Mar 2024 - Jun 2024 · 4 mos, Remote, • Spearheaded frontend engineering of the HuntsJob React Native cross-platform application, implementing pixel-perfect Figma designs across Android and iOS. • Integrated real-time push notification pipelines using Firebase Cloud Messaging (FCM), increasing daily active user (DAU) re-engagement by 22%. • Handled end-to-end deployment to Google Play Store, managing release tracks, bundle optimization, and compliance with modern Android SDK requirements. • Mentored 3 junior software engineers in state management (Redux Toolkit), component lifecycle optimization, and mobile debugging.

Software Engineer at Damco Solutions, Jul 2023 - Feb 2024 · 8 mos, Noida, Uttar Pradesh, India, • Contributed to the development and production rollout of 3 enterprise web and mobile applications using React Native and JavaScript. • Resolved 180+ critical bugs and UI regressions within a 4-week stabilization sprint for an insurance client (Colina), accelerating user acceptance testing (UAT) sign-off. • Collaborated closely with product managers and backend teams to integrate REST APIs, manage complex asynchronous data streams, and enhance overall interface responsiveness.

Software Engineer Trainee at Damco Solutions, Jan 2023 - Jun 2023 · 6 mos, Remote, • Completed a rigorous five-month training program at Damco Solutions, focusing on advanced JavaScript and React Native concepts. • Gained hands-on experience in architecture, state management, and UI libraries, enhancing my technical proficiency. • Developed troubleshooting and debugging skills, enabling effective problem-solving in software development.

Search Engine Optimization at Anteelo, Aug 2021 - Sep 2021 · 2 mos, • Assisted in developing websites for both the company and its clients, enhancing user experience and functionality. • Created presentations and reports for clients, effectively communicating SEO insights and recommendations.

Subject Matter Expert at Chegg India, Mar 2021 - Sep 2022 · 1 yr 7 mos, Computer Science

Education

B.tech, Computer Science, Lovely Professional University

Public links

github: https://github.com/im-kaushal

kausal.in: https://www.kausal.in/