Scaling Mobile Apps from Startup to Enterprise
Based in Utrecht, Netherlands · Available for roles in the EU · No sponsorship required
I design and scale high-performance mobile applications used by millions across enterprises and startups.
Trusted By
Extensive experience in developing enterprise software products and has optimum expertise in using various technologies to design, develop, implementing solutions, partnering closely with business leaders & stakeholders to achieve higher levels of efficiency and effectiveness and attentively deploy real enterprise software.
Delivering mission-critical mobile platforms for Fortune 500 companies and venture-backed startups worldwide.
Portfolio
Real-world projects demonstrating architecture vision, technical leadership, and measurable business outcomes.
Problem: Scaling product discovery and checkout for a large retail platform.
Solution: Built Product Listing, Product Detail, Search, and Apple Pay integration.
Architecture: Modular React Native architecture with performance optimization.
Impact: Achieved 70% crash rate reduction and 20% MAU increase; served millions of users across iOS and Android.
Problem: Low donor engagement and booking friction.
Solution: Built appointment booking, donor card, venue suggestions, profile system.
Architecture: React Native cross-platform solution with offline-first approach.
Impact: Improved donor booking flow serving 1M+ registered donors across the UK.
Problem: Needed a premium digital shopping experience matching the luxury brand.
Solution: Built checkout, webview integration, account and profile features.
Architecture: React Native with native module integrations for premium UX.
Impact: Delivered luxury-grade UX for a brand serving $1B+ annual revenue.
Problem: Feature-limited mobile app lacking key shopping capabilities.
Solution: Built PLP, PDP, barcode scanner, and registry features.
Architecture: Native iOS with modular Swift architecture.
Impact: Built registry and barcode scanner features for apps with millions of US users.
Testimonials from colleagues and collaborators who have worked with me.
I had the distinct pleasure of working alongside Abhishek at Publicis Sapient, where his expertise in React Native and mobile development consistently impressed our team. A standout achievement was his leadership in architecting and developing a cross-platform e-commerce mobile app. Abhishek's strategic design and focus on performance were instrumental in achieving a remarkable 70% reduction in crash rates and a 20% increase in monthly active users. Beyond his technical prowess, Abhishek is a highly effective collaborator and leader. He thrived in our Agile environment, proactively communicating with both technical and business stakeholders. Leading a team of 8, he demonstrated clarity and vision, fostering a collaborative and problem-solving culture. Abhishek consistently delivered smart and scalable solutions. Abhishek is a positive and driven individual who would be a valuable asset to any team. I wholeheartedly recommend him as a top-tier mobile engineer and a strong team player.
April 22, 2025
I had the pleasure of working with Abhishek during our time at Sapient. He has always demonstrated a strong curiosity for emerging technologies, staying up-to-date with the latest trends in the tech world. What sets him apart is his eagerness to continuously learn and adapt—he's never afraid to dive into a new tech stack or take on a challenging problem. Over the years, Abhishek has grown remarkably—from starting as an API developer to becoming a full-stack developer, and now playing a critical role in owning and designing end-to-end app architecture. His journey reflects not just technical growth but also a deep understanding of scalable, maintainable, and secure tech solutions. Abhishek is a go-to person when it comes to building solutions that are robust, future-ready, and aligned with business goals. He brings a rare combination of hands-on expertise and strategic thinking that makes him a valuable asset to any team.
April 8, 2025
I admire Abhishek, a Mobile App Architect, for his exceptional technical skills and leadership. He has evolved from mastering .NET technologies to excelling in mobile app development with React Native, showcasing his adaptability and foresight in technological trends. His deep understanding of software architecture, design patterns, and coding practices, coupled with his troubleshooting expertise, ensures optimal app performance and user experience. Abhishek's leadership is marked by effective team management, fostering an environment of learning and innovation, and ensuring smooth project execution. His strong communication skills facilitate clear idea exchange, enhancing team collaboration. Abhishek's relentless pursuit of technical knowledge and efficient leadership make him an invaluable asset. I wholeheartedly endorse him for any technical leadership role or project.
June 3, 2024
Expertise
Deep technical expertise combined with strategic product thinking and people leadership.
Designing modular, scalable mobile architectures that support millions of users across platforms.
Reducing crash rates, improving load times, and optimizing memory footprint for enterprise-scale apps.
Building automated deployment pipelines, testing frameworks, and zero-downtime release strategies.
Establishing code review culture, architectural standards, and engineering best practices across teams.
Scaling engineering teams, mentoring developers into tech leads, and driving cross-functional collaboration.
Journey
17+ years of building, scaling, and leading mobile products for global brands.
Publicis Sapient - Academy Sports Outdoors
Leading 8-engineer team building scalable React Native retail platform with Apple Pay integration.
Publicis Sapient - NHS Blood & Transplant
Led 5 engineers building donor engagement platform with appointment booking and profile systems.
Publicis Sapient - Bergdorf Goodman
Built premium luxury shopping experience with checkout, webview integration, and account features.
Publicis Sapient - Bed Bath & Beyond / Unilever GPS
Built eCommerce features (Swift) and led 4 engineers on Unilever GPS platform.
Publicis Sapient - Unilever Kritique
Developed mobile solutions for Unilever's product feedback and innovation platform.
Sapient - Cambridge Assessment
Built mobile assessment tools for one of the world's leading education organizations.
Sapient - BCG Media Database
Developed media database management solutions.
Sapient - Citi Liquidity Management
Built liquidity management tools for Citibank's financial operations.
KashNish Technologies - Submerce POS System
Developed point-of-sale system for retail operations.
iSoft Solutions - ERP System
Early career building enterprise resource planning systems.
Insights
Thoughts on mobile architecture and React Native performance.
React Native has undergone a significant architectural shift in recent years. One of the most important changes is the introduction of Concurrent React, enabled by the New Architecture.
Read on MediumFirst step toward AI-assisted mobile development that you can actually trust.
Read on MediumDeep dive into working of React Native apps on launch of app by user.
Read on MediumDeep dive into optimizing React Native apps for smooth, high-performance user experiences.
Read on MediumExploring the new React Native architecture — JSI, Fabric, and TurboModules.
Read on MediumConnect
Whether you need a mobile architecture strategy, product leadership, or a technical co-founder — let's talk.
I'm always open to discussing new projects, creative ideas, or opportunities to be part of your vision.