Flutter × FinTech Developer | Real-Time Market Data · Order Execution · WebSockets | Helping trading apps scale fast

Akanshu Jamwal  • Peerlist

Built major modules of BlinkX EDGE marketplace app including Home, Xkart, Orders and Xresearch with 95% Figma-to-UI accuracy. Integrated Razorpay, Cashfree and Zoho APIs decreasing payment failures by 70%. Implemented WebSocket for real-time data streaming increasing sync speed by 55%. Firebase and Adjust integration boosted user retention by 20%. Delivered a seamless marketplace experience combining financial products and e-commerce within a single cross-platform Flutter application.

BlinkX EDGE — Marketplace & Financial Platfor

Developed a fully responsive content management system using Flutter and Provider that accelerated content update speed by 50%. Implemented Firebase Authentication for secure login reducing unauthorized access by 90%. Enhanced layout adaptability using flutter_screenutil lowering UI-related crashes by 15%. Built an intuitive CMS interface enabling non-technical teams to manage marketplace content efficiently across multiple screen sizes and devices.

BlinkX EDGE CMS — Content Management Tool

Contributed to BlinkX's core trading application at JM Financial Ltd. Delivered key features including Horizontal Watchlist, App Resume Init and Option Lot Utilization. Integrated DIYFlutter SDK for demat onboarding reducing user issues by 50%. Reduced Option Chain lag by 40% and decreased crash rates by 25% through optimized BLoC state management logic. Focused on performance, reliability and smooth trading experience across high-frequency market data environments.

BlinkX Trade — Mobile Trading App

Built a hybrid platform combining cricket news, live score updates and e-commerce driving a 60% surge in daily active users and 95% user satisfaction scores. Designed modular product, cart and order flows with Firebase real-time updates cutting cart abandonment by 25%. Leveraged Provider to deliver a smooth and consistent experience across live feeds, media and store modules improving sync speed by 40%. Successfully combined sports content and shopping into a single engaging cross-platform Flutter application.

CricView — Cricket News & Shopping App

Engineered a real-time food ordering application supporting both chefs and customers enhancing overall order flow efficiency by 45%. Integrated REST APIs with DynamoDB backend and managed application state using Provider leading to 35% faster load times and 40% easier maintenance. Ensured app reliability through advanced Firebase monitoring achieving 98% crash-free usage in production. Built separate optimized flows for chef and customer roles delivering a seamless real-time ordering experience.

FAC — Kitchen & Food Delivery App

Built real-time risk management application for JM Financial stockbroking operations handling alerts, liquidation workflows and limit approval processes. Developed dynamic alert UIs, liquidation workflows and limit approval modules accelerating workflow efficiency by 35%. Improved API data handling by 40% and streamlined 5+ multi-level approval processes. Delivered a robust real-time dashboard supporting critical financial risk operations under high-pressure trading environments.

JM Risk — Risk Management Dashboard

Co-developed a guided meditation and yoga app in collaboration with The Yoga Institute resulting in a 40% boost in user retention and 50% rise in daily engagement. Built dynamic audio playback system using Firebase and Provider cutting app load times by 30% and reducing crashes by 20%. Enabled wellness tracking features and rapid prototyping helping the team ship MVP 30% faster within a lean 4-member squad. Delivered a smooth and calming user experience optimized for daily wellness routines.

Nispand — Yoga & Meditation App

Redesigned the Bulk Liquidation and Alert UI for BlinkX's internal risk management portal leading to a 40% increase in user efficiency. Migrated CSV export functionality to byte stream logic using Base64 encoding achieving 100% success rate in file downloads. Resolved critical CSV corruption issues that boosted compliance report accuracy by 60%. Built robust data export and alert systems that support high-stakes financial decision making for risk management teams.

Risk Management Portal — BlinkX

Building a cross-platform mobile trading application at Trackk with a strong focus on real-time market data handling and reliable trade execution. Designed and implemented the core order placement flow enabling users to execute buy and sell trades seamlessly. Integrated WebSocket-based market data streams with backend trading APIs to ensure accurate LTP updates. Implemented Provider-based state management to handle complex trading states including price updates, order validation and execution status. Optimized UI rendering to efficiently handle high-frequency market data changes reducing UI update latency by ~30%. Improved order placement responsiveness enabling ~35% faster trade execution experience during volatile market conditions.