Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Allwyn Dsouza

Mumbai

Summary

Full-stack developer with over 5+ years of experience in creating scalable web and mobile applications using Flutter, Angular, Ionic, and Node.js. Expertise in end-to-end architecture, backend services, and third-party platform integration. Committed to continuous learning and optimization to enhance user experiences.

Overview

5
5
years of professional experience

Work History

Software Development Engineer

Aviso Ai
Mumbai (WFH)
09.2023 - Current
  • Developing and maintaining the Aviso AI mobile app, a native sales CRM platform built with Ionic Framework & Angular, mirroring core web functionality while integrating advanced mobile-first features.
  • Implemented custom SSO authentication flows tailored to each tenant’s identity provider, ensuring secure and seamless login experiences across devices.
  • Integrated Crashlytics and performance monitoring tools to proactively detect and resolve issues before users are impacted, improving app stability and reducing production bugs by 40%.
  • Built Contact 360°, a geo-based feature that enables sales reps to view nearby contacts, schedule meetings efficiently, and visualize opportunities on an interactive map.
  • Introduced native security features like Face ID and biometric authentication, enhancing user trust and simplifying access to critical sales data.
  • Contributed to the redesign of the app’s UX interface, resulting in improved customer satisfaction and engagement metrics.
  • Developed in-app Sales & leads calling with automatic call recording and integration with Conversation Intelligence (CI) to transcribe calls, analyze sentiment, and surface actionable insights.
  • Supported integration of AI-powered forecasting features, helping clients gain data-driven predictions and strategic recommendations from their CRM data.
  • Collaborated with cross-functional teams on a multi-tenant architecture, serving enterprise clients with isolated pipelines for communications, mail tracking, and contact management.

Software Engineer

Mobix
United kingdom
07.2022 - 09.2023
  • Developed and maintained cross-platform applications using Flutter, Ionic, and Angular, delivering performant solutions across education, waste management, and job marketplace domains.
  • Built the EMSS platform with Angular, Nodejs (express) and PostgreSQL, enabling 1000+ students to access structured online courses.
  • Created Contractor Match, a native app built with Flutter, Firebase, and Node.js, managing user registration, job notifications, subscriptions, and in-app payments; scaled and maintained it post-launch.
  • Led the migration of the Acumen Waste Services app from Ionic v3 to Flutter , introducing GPS-based routing, waste documentation, and driver-admin chat, boosting driver productivity by 35%.
  • Designed and implemented a Dynamic Reporting Tool within the Acumen admin dashboard using Angular and MongoDB, cutting manual report handling time by 50% through automated form generation.
  • Collaborated in agile sprints with globally distributed teams, participating in sprint planning, QA testing, and CI/CD deployments.
  • Applied user feedback and analytics to regularly optimize app performance and improve UX across mobile and web platforms.
  • Ensured on-time delivery of feature-rich applications by following structured project management and version control practices.

Software Development Engineer

Valuefy Pvt Ltd
Mumbai (WFH)
08.2020 - 07.2022
  • Developed scalable financial platforms using Angular, Ionic, and Node.js, serving over 20,000 active users across web and mobile.
  • Revamped the Mutual Fund module for Kotak Cherry, leading to a 30% reduction in user drop-off and improved user engagement through personalized filter logic.
  • Built the External Asset Management dashboard using React.js, Node.js, and SQL, enabling 30+ wealth managers to manage client portfolios and track investment performance efficiently.
  • Delivered sprint-based feature releases in a 2-week agile cycle, maintaining 95% on-time delivery for roadmap items.
  • Collaborated cross-functionally with product managers and UI/UX teams to translate business goals into responsive, user-centric application interfaces.

Education

Bachelor of Engineering - Information Technology

Mumbai (Vashi)
08.2019

HSC - 10th

J. M. Rathi English School & Jr. College
Roha-Raigad
08.2013

HSC - 12th

J. M. Rathi English School & Jr. College
Roha-Raigad

Skills

  • JavaScript & TypeScript
  • Flutter & Dart
  • Angular & Reactjs
  • Nodejs & Expressjs
  • HTML5 and CSS3
  • Firebase and Firestore
  • MongoDB and PostgreSQL
  • Version control with Git
  • Firebase Crashlytics
  • RESTful APIs
  • Agile methodologies (Scrum)
  • CI/CD practices
  • Version Controlling
  • Automation Scripts

Languages

English
First Language

Timeline

Software Development Engineer

Aviso Ai
09.2023 - Current

Software Engineer

Mobix
07.2022 - 09.2023

Software Development Engineer

Valuefy Pvt Ltd
08.2020 - 07.2022

Bachelor of Engineering - Information Technology

HSC - 10th

J. M. Rathi English School & Jr. College

HSC - 12th

J. M. Rathi English School & Jr. College

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Allwyn Dsouza