Engineering
Performance

Seasoned Staff Software Engineer and Technical Lead with 15+ years experience architecting complex web applications. Known for translating business needs into scalable solutions, guiding international teams, modernizing architectures, and delivering high-quality products in agile environments.

tommaso.rossino@gmail.com
+1 (747) 204-9585
Los Angeles, CA

Featured Projects

Tricon Residential App screenshot 1
Tricon Residential App screenshot 2
Tricon Residential App screenshot 3
4.7★ App Store rating

Tricon Residential App

SoftServe

Mobile ecosystem for 35,000+ units with smart-home integration, secure rent payments, and digital document management.

React NativeiOSAndroidNode.jsFull-Stack
FCA Vehicle Configurator 1
10+ European markets

FCA Vehicle Configurator

EtiQa

Cross-brand vehicle configurator for Fiat, Jeep, and Alfa Romeo deployed across 10+ European markets and 15+ languages.

JavaScriptReactMulti-languageREST APIs
CleverFi Platform
15% load time reduction

CleverFi Platform

CleverFi

Smart-Network & Access Management Platform with multi-location dashboard, automated SSID provisioning, and enterprise-grade front-end architecture.

ReactNext.jsTypeScriptTailwind CSS
UHC Healthcare Platform 1
35% performance boost

UHC Healthcare Platform

HoverState

Critical healthcare insurance platform turnaround — migrated from AngularJS to React/Redux, boosting performance by 35% and cutting errors by 90%.

ReactReduxAngularJSTypeScriptREST/SOAP

Core Skills

Frontend

  • React
  • JavaScript (ESNext)
  • TypeScript
  • Redux
  • Next.js
  • TanStack Query
  • AngularJS
  • D3.js

Backend/Full-Stack

  • Node.js
  • Java
  • Groovy
  • Spring Framework
  • Microservices
  • REST/SOAP

DevOps/Tooling

  • CI/CD
  • TDD
  • Git (GitHub/GitLab)
  • Docker
  • AWS
  • Jenkins
  • Figma

Database

  • MySQL
  • Oracle SQL
  • PostgreSQL
  • Snowflake

Experience

CleverFi

Staff Front-End Engineer

Los Angeles, California

Sep 2025 - Present

Architectural Leadership

Guides the technical direction and front-end architecture for the core CleverFi platform, focusing on scalability, maintainability, and enterprise-grade performance within the React/TypeScript ecosystem.

Performance Optimization

Directed the implementation of critical performance optimization strategies and Web Vitals improvements, resulting in a 15% reduction in average platform load time and significant user experience uplift.

Cross-Functional Strategy

Drives cross-functional alignment with Product and Back-end teams (Node.js/Microservices) to define the technical roadmap and champion the adoption of next-generation technologies like Next.js for Server-Side Rendering (SSR).

Design System & Efficiency

Acts as the technical owner of the Design System (leveraging Figma for design integration) and reusable component library, increasing front-end development efficiency by an estimated 20% through documentation and component standardization.

SoftServe

Staff Software Engineer

Los Angeles, California

Jun 2023 - Sep 2025

Splunk (a Cisco Company)

Directed a cross-functional team in engineering a new data ingestion and real-time visualization module for Splunk's core security platform. The solution improved data processing efficiency by 20% and was a key feature in a major product release.

Tricon Residential

Directed the full-stack creation and evolution of the resident-facing mobile ecosystem (iOS/Android) used by 35,000+ real estate units. The app centralized all resident services, including smart-home functionality, secure rent payments, and digital document management. Achieved outstanding ratings (4.7 on App Store, 4.4 on Play Store).

Modivcare

Architected and led the development of a mission-critical Trip Validation Service built on a highly available architecture using Groovy. This service utilized complex Business Process Management (BPM) to govern and execute all travel validations, becoming the core system for a strategic partnership with Uber and enabling a new, significant revenue stream for the client.

HoverState

Staff Software Engineer & Italian Technical Lead

Torino, Italy - Los Angeles, CA

Aug 2018 - Jun 2023

UnitedHealthcare Group (UHC)

Masterminded the turnaround of a critical healthcare insurance platform over 8 years, leading a 7-developer team to migrate from AngularJS to React/Redux, boosting performance by 35% and cutting errors by 90%. Also directed development of key features like real-time quoting, establishing the platform as a market leader.

Italian Head of Technology

Entrusted with building the company's first European engineering division from scratch. Single-handedly managed the strategy, recruitment, and operational leadership, creating a highly profitable, strategic asset for the company's global operations.

ISCS Consulting

Senior JavaScript Engineer

Turin, Italy

December 2017 - July 2018

TopCon Agriculture

Architected and led the development of a high-performance precision agriculture data platform. The platform's web applications processed and visualized massive datasets from diverse field sensors and satellite imagery, providing farmers with actionable insights for crop optimization, resource management, and predictive yield analysis. This initiative was instrumental in achieving a 30% increase in user satisfaction.

RGI Group

Engineered a high-performance insurance quoting engine for a major international insurer's primary web application.

EtiQa

Senior JavaScript Engineer

Torino, Italy

Nov 2014 - Nov 2017

Fiat Chrysler Automobiles (FCA)

Led a team of front-end developers in creating the cross-brand (Fiat, Jeep, Alfa Romeo) vehicle configurator. Assumed leadership of the project during a critical phase 2 months before the deadline, guiding it to a successful launch. The platform was successfully deployed in 10+ European markets and 15+ languages.

UnitedHealthcare Group SmallBusiness (UHC)

As a consultant for Hoverstate, implemented foundational components for the application, managing integration with third party services (SOAP/REST).

ZeroB

Full-stack Developer

Torino, Italy

Feb 2013 - Oct 2014

Internal Time-Tracking System

Engineered and deployed a company-wide, internal time-tracking and project reporting system, improving the accuracy of client billing and resource management.

Juventus FC

Led the complete re-engineering of Juventus FC's internal team and player management system. The new platform, built with a Java/JavaScript framework, improved the club's operational efficiency by 30%.

SCAI GROUP SPA

Full-stack Developer

Torino, Italy

July 2012 - January 2013

Enterprise Resource Planning (ERP)

Engineered a custom enterprise resource planning (ERP) module using Java, Spring, and Hibernate to automate employee workflows. My solution reduced manual data entry across the company by 40%.

DGTMedia

Web Developer

Torino, Italy

June 2010 - October 2011

Avio

Developed a secure, internal web portal for the aerospace company to manage sensitive project documentation and vendor communications.

Juventus FC Website

Contributed to the front-end development and launch of the club's new official public-facing website.

Get In Touch

I'm always open to discussing new opportunities, interesting projects, or just connecting with fellow engineers.

Tommaso Rossino

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