From Vision to Impactful Experiences
From the first spark of an idea to fully built applications, I design and engineer digital experiences that solve real problems and leave a lasting impression
About
Chasing bugs, optimizing systems, and building elegant solutions is my kind of fun. I live for the thrill of turning complex problems into smooth, usable software.
Senior Software Engineer
Hi, I’m Haseeb Ashraf, a Senior Software Engineer with a passion for building scalable, high-impact software solutions. Over the years, I’ve turned complex challenges into elegant, production-ready applications, focusing on clean code, smart architecture, and seamless user experiences. I thrive on exploring new technologies, optimizing systems, and delivering software that not only works but delights users.
Frontend
Backend
Database
Integration
Work Experience
Upwork (Independent Resource)
May 2020 – PresentSenior Software Engineer
Delivered 15+ long-term mobile app projects for global clients, leveraging Flutter, React Native, and native Android/iOS to build high-quality, cross-platform solutions. Collaborated directly with international clients to gather requirements, design modern UI/UX, and deliver custom-built applications for E-commerce, Fitness, and HRMS platforms.
Integrated RESTful and GraphQL APIs, optimized app performance, and implemented secure data handling using Firebase and AWS (EC2, S3, RDS). Established CI/CD pipelines with GitHub Actions, App Center, and Fastlane to automate build and deployment workflows for App Store and Play Store releases.
Improved mobile app performance by up to 30% through efficient state management, caching, and code optimization, ensuring smooth and responsive user experiences.
Devsinc LHR
Sep 2019 – Apr 2020Senior Software Engineer
Developed and maintained cross-platform mobile applications using Flutter and React Native, ensuring pixel-perfect design implementation and smooth backend integration. Integrated third-party services such as Stripe, Twilio, and SendGrid to enable in-app payments, messaging, and transactional notifications.
Worked with Firebase and AWS cloud infrastructure for app deployment, authentication, and real-time database management, enhancing scalability and reliability. Implemented push notifications via Firebase Cloud Messaging (FCM) and OneSignal, and secured authentication flows with JWT and OAuth.
Participated in Agile sprint cycles, collaborating with designers and backend teams to deliver user-focused features on time while maintaining 95% bug-free release rates.
GEEKINN LHR
Sep 2018 – Aug 2019Associate Software Engineer
Optimized mobile application features for an HRMS platform supporting 50k+ active users, ensuring smooth performance and scalability across Android and iOS. Designed efficient local and cloud data structures using SQLite, PostgreSQL, and Firebase to improve data handling and analytics within the app.
Integrated RESTful APIs and cloud services (AWS, Firebase) to enhance real-time communication, media delivery, and overall application responsiveness.
Portfolio
ResourceInn
ResourceInn is a cloud-based HR and payroll platform that streamlines employee management, attendance, payroll, and performance tracking for businesses of all sizes.
Natural Body Building
Natural Body Building is a fitness-focused web app that provides workout guidance, training insights, and resources to support natural bodybuilding and healthy muscle growth.
Fanlist
Fanlist is a platform that helps creators connect with their audience, grow their fanbase, and monetize their content through tips, paid subscriptions, exclusive perks, and premium content—all from a custom fan page.
Bullseye
Bullseye is an education platform that helps schools streamline classroom observations, provide teacher feedback, and support professional development for K‑12 educators.
Intercolligate
Intercollegiate is a digital platform designed to help students, universities, and organizations connect and collaborate efficiently for academic and professional opportunities. Users can explore programs, submit applications, participate in projects, and communicate with peers, while institutions can showcase offerings and manage engagement. The platform enables seamless access to resources, networking, and project management, all through a user-friendly web and mobile experience.
InspectReply AI System
The InspectReply AI System is an AI generator tool to help home inspectors and the like to deliver accurate and convenient report estimates and summaries of inspection reports. Mobile app Customers will be able purchase the opportunity to upload inspection report pdfs and utilize their preferred contractors and have Chat GPT generate a summary/estimate report.
Services
Delivering robust, scalable, and high-impact software solutions built on years of industry experience and best practices.
Frontend Development
Architecting sophisticated, responsive, and interactive interfaces that elevate user experience and drive engagement across platforms.
Backend Development
Designing and implementing scalable, secure, and high-performance server-side solutions, APIs, and workflows to power complex applications.
Mobile App Development
Delivering high-performance, cross-platform and native mobile applications with seamless UX, reliability, and optimized performance on iOS and Android.
Database Design & Integration
Strategically architecting and integrating databases to ensure data integrity, security, and high-efficiency operations for mission-critical applications.
Collaboration & Project Management
Driving efficient development cycles through structured collaboration, agile practices, and proactive project leadership to deliver results on time and at scale.
Cloud & DevOps
Orchestrating cloud infrastructure and automated pipelines to ensure scalable, resilient, and highly available applications that meet enterprise-grade demands.
Let's Build Something Amazing Together
Have a project in mind? Want to collaborate or just say hi? I’d love to hear from you. Reach out and let’s create something great!