Valentina VittoriaFull-stack developer

Professional work

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TRAC Explorer.

A blockchain explorer for real-time network, transaction and address data.

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Company

TRAC Systems

Involvement

Primary frontend responsibility

Focus

Frontend · Realtime data · Security · Deployment

Year

2026

TRAC Explorer project

Overview

TRAC Explorer is a blockchain explorer designed to make network, transaction and address data easier to inspect and understand. I was primarily responsible for frontend development while also contributing to real-time data processing, security improvements, debugging, deployment and holder-related functionality.

The challenge

Blockchain explorers need to present continuously changing technical data while remaining readable, responsive and reliable. The work involved not only displaying blockchain information, but also investigating technical issues across the product and improving its production readiness.

What I worked on

Beyond the interface.

01

Frontend development

I developed and implemented frontend functionality and interfaces for exploring network, transaction and address-related data.

02

Real-time data

I worked on processing and presenting real-time data within the interface.

03

Security

I contributed to security hardening and improvements to the application's security configuration and HTTP security headers.

04

Debugging & optimisation

I investigated technical issues, fixed bugs and improved existing functionality and reliability.

05

Deployment

I independently handled application deployments and supported the product through development and production iterations.

06

Holder data

I collaborated on a microservice used to provide holder-related data to the explorer.

Impact

Real-time network data integrated into the frontend

SecurityHeaders Grade A

Independent production deployments

Security and reliability improvements

Technologies

Frontend engineeringRealtime dataBlockchain dataREST APIsWeb securityDeployment

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