Software Engineer

Nicolas Baptista

Senior Software Engineer & Software Architect

Full Stack · UI/UX · DevOps · QA · Agile

Nicolas Baptista
Available

The engineer
behind the code

Full-stack developer with strong expertise in designing scalable and maintainable software architectures across multiple technology stacks. I seamlessly manage both front-end applications and back-end services, from REST APIs to real-time systems. Self-driven and detail-oriented, I bring hands-on experience administering cloud infrastructure, managing databases and containerization, while delivering pragmatic and creative technical solutions.

8+
Years experience
10+
Projects delivered
3
App store deploys
5+
Industries covered

Certifications & Education

2025 SAFe Product Owner / Product Manager (6.0)
2025 Agile Project Management & Innovation
2019 TOEIC C1 — 795/990
2017–19 Master's — Software Architecture · ESGI Paris
2016–17 Bachelor's — Computer Science & Security · IRIS Paris
2014–16 BTS — Digital Systems, Computer & Network · DORIAN Paris

Skills & technologies

Frontend
React.JS React Native Angular Next.JS TypeScript Redux RxJS Stencil.JS UI/UX
Backend
Node.JS Express REST API GraphQL WebSocket C#/.NET Perl 5 Python
Mobile
iOS (Swift) Objective-C Android (Java) Kotlin Expo
Cloud & DevOps
AWS Google Cloud Azure DevOps Docker CI/CD Terraform Nginx PM2
Testing & QA
JEST Playwright Puppeteer ESLint SonarCloud Detox E2E
Methodologies
Agile SCRUM SAFe POPM Kanban JIRA Tech Lead Code Review
Soft Skills
Meticulous Perfectionist Rational Communicative Consistent Adaptable Attentive Organized Collaborative Teamwork

Experience

2024 – 2025
BlueCrest
Software Engineer (Freelance) · Global mail & parcel automation · Remote
React Native Angular C#/.NET Objective-C NgRx Azure DevOps BPMN.io
Cross-platform React Native app (iOS/Android) with Microsoft Intune SDK and Objective-C bridge, deployed on App Store & Google Play. Angular web frontend with Redux (NgRx, RxJS), Kendo UI and BPMN.io for workflow management. C#/.NET backend integration. CI/CD via Azure DevOps. Agile/Scrum with distributed team (Poland).
2023
OVHcloud
Software Engineer (Freelance) · Cloud computing & web hosting · Paris
React.JS Node.JS Stencil.JS TypeScript Playwright JEST SonarCloud
Migration of OVH Manager from Angular.JS to React.JS. Built a comprehensive design system using Stencil.JS with Storybook documentation. QA: E2E and unit testing (Playwright, Puppeteer, JEST), ESLint, SonarCloud. Agile SCRUM/Kanban, JIRA.
OVHcloud Design System OVH Manager Dashboard
2022
Echosens
Software Engineer (Freelance) · Medical device software · Paris
React.JS Node.JS Electron C#/.NET TeamCity JFrog
Refactoring backend/frontend for medical device software (Electron + React.JS) for liver diagnostics — Fibroscan solution. Healthcare compliance, CI/CD with TeamCity and JFrog Artifactory. Agile SCRUM, JIRA.
2022
Dowit (Wizards Technologies)
Software Engineer (Freelance) · Social network mobile app · Paris
React Native Node.JS GraphQL AWS S3 Swift Java
Social network mobile app (iOS/Android) with video upload to AWS S3, real-time streaming and community features. Complete UX/UI redesign following ergonomic best practices. Native modules in Swift and Java. Backend with Node.JS and GraphQL API.
2020 – 2022
Think Insurtech / AOC Insurance Broker
Software Architect & Tech Lead (Freelance) · Health insurance SaaS · Paris La Défense
Angular React.JS Node.JS Loopback Google Cloud MySQL Docker
Think Insurtech — software for comparing expat health insurances. Migration to a SaaS multi-tenant platform. Google Cloud HIPAA environments. React.JS admin panel with KPI dashboards and CRM integration (Pipedrive). Tech Lead & architecture responsibilities.
2019 – 2020
Blocs & Compagnie
Software Engineer · Geolocation-based car insurance · Paris La Défense
React Native React.JS Node.JS MongoDB MapBox AWS Redux Saga
Geowallet — geolocated car insurance solution with trusted third party, real-time tracking of insured vehicles. BLE beacon detection, background geolocation. Nearshore team management (Belarus) in SCRUM. AWS/Nginx, 99%+ uptime.
Geowallet — Calendar view Geowallet — Results Geowallet — Trip detail
2016 – 2019
TPBox
Full Stack Developer, DevOps & Support · Translation agency software · Paris
Perl 5 React Native MariaDB WebSocket FreeBSD REST API
France's #1 management solution for translation agencies. Memsource REST API integration with dedicated Perl module (SHA512 auth). RESTful API with MariaDB. React Native mobile app for real-time interpretation (Expo, WebSocket, push notifications). FreeBSD server administration.
TPBox — Translation management software

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