About Nicolas
🚀 iOS Developer | Prototyping Specialist | Freelance Multitool
Hi, I’m Nicolas – a passionate and highly product-oriented iOS developer with a knack for turning ideas into fully functional apps. Whether you need a sleek prototype, an MVP, or a fully-fledged app ready to scale, I’m here to bring your vision to life with precision and efficiency.
👨‍💻 What I Offer:
• End-to-End App Development – From brainstorming and wireframes to coding and deployment.
• Prototyping & MVPs – Rapid, functional prototypes to validate your ideas and get to market fast.
• Scalable Architecture – Clean code, SwiftUI, Swift 6, and modern concurrency practices for apps that perform and evolve smoothly.
• Seamless Integrations – Whether it’s GraphQL, Parse Server, Supabase, or custom APIs, I handle backend connections with ease.
• IoT & Beyond – Bluetooth, CoreLocation, AVPlayer – I develop apps that interact with the physical world.
⚙️ Why Work With Me?
I thrive in fast-paced environments where adaptability is key. I can work solo or jump into a team, collaborating closely with designers and developers to make sure the product meets both user and business needs. Need help with CI/CD or backend? I can set up Bitrise, Fastlane, and cloud services to keep your app running smoothly.
đź’Ľ How I Work:
• Tailored Approach – I listen, understand, and craft solutions that fit your unique project.
• Flexible Engagement – Short-term prototyping, long-term growth, or ongoing maintenance – let’s shape the collaboration that fits you best.
• Transparent Communication – I keep you in the loop with regular updates, ensuring the project stays aligned with your vision.
I’m not just here to code – I’m here to help you create, iterate, and succeed.
Let’s build something great together!
French
Native or bilingual
English
Fluent
Spanish
Basic
Remote only
Primarily works remotely
Experience
- ACCORDéveloppeur iOSHOSPITALITYNovember 2022 - Today (3 years and 6 months)Issy-les-Moulineaux, FranceAt Accor, the largest French hotel group, I play a key role in developing and evolving the Accor ALL app, an application with millions of daily users globally. As part of a 15-member iOS team within a broader 60+ product and development team, I focus on delivering new features and improving user experience across the platform.My Key Contributions:• Lead Design Developer – Spearheading the UI transition from UIKit to SwiftUI, optimizing performance, and ensuring a sleek, cohesive design system that enhances the app’s overall smoothness and responsiveness.• Feature Development – Delivered impactful features such as Year in Review and Digital Welcome Drink, elevating user engagement and personalization within the app.• Architectural Improvements – Refactored legacy code to improve maintainability and adopted clean architecture principles to ensure long-term scalability.• Design System Management – Established and maintained SwiftUI best practices, ensuring consistency in the app’s design and functionality.• Backend Integration – Implemented network abstractions using Apollo GraphQL for seamless data interactions, boosting the app’s responsiveness.• Agile Environment – Worked within SCRUM methodologies, contributing to fast, iterative sprints to push new updates regularly.• CI/CD Optimization – Collaborated on automation pipelines via Bitrise and GitHub Actions to streamline testing and deployment.This role allowed me to merge technical expertise with design leadership, enhancing both the visual identity and performance of one of the most widely used hospitality apps in Europe.
- Guarana TechnologiesiOS Developer / Node.jsSOFTWARE PUBLISHINGAugust 2021 - Today (4 years and 9 months)Montréal, CanadaDuring this period, I worked on several diverse iOS projects, developing applications from scratch and integrating complex features tailored to each client’s specific needs.Key Projects:• FTEX (IoT & Mobility) – Developed Evionics, an app connecting to electric bikes via CoreBluetooth to configure electric assistance, monitor speed, and perform OTA updates. Integrated Google Maps SDK and collaborated with embedded engineers.• Hopeful Tragedy Records (Streaming Social App) – Built Club, a social app for artists, featuring livestreaming with AVPlayer and live interaction tools such as chat and push notifications.• FoodHero (E-commerce & Anti-Waste) – Enhanced an app with 250k+ users, enabling grocery stores to sell surplus food. Developed new features using Alamofire, MapKit, and Apple Sign-In, applying MVVM architecture.These projects allowed me to blend native iOS development with IoT, video streaming, and e-commerce integrations, strengthening my expertise across various innovative sectors.
- QuextechnologyLead Software Engineer React Native / iOS / Node.js / PythonSOCIAL NETWORKSJanuary 2021 - July 2021 (6 months)New York, United StatesAt Quext Technology, I took on a leadership role, guiding a team of developers and collaborating across multiple disciplines to create a suite of tools designed for content creators. This fully distributed, multicultural startup environment allowed me to work on a diverse range of apps, microservices, and extensions, delivering seven apps and various supporting tools in just six months.My Key Contributions:• Team Leadership – Led a product team consisting of two developers and two UI/UX designers, overseeing sprint planning, feature prioritization, and product deliverability.• Diverse Product Development – Delivered seven apps, a Chrome extension, and several microservices, showcasing adaptability and technical versatility.• Full-Stack Development – Built the mobile apps using SwiftUI and MVVM architecture, while contributing to backend services using Node.js and Python for seamless integration and performance.• Real-Time Messaging – Implemented messaging features using Socket.io, bridging the gap between frontend (Swift) and backend (Node.js).• Widgets & Extensions – Created WidgetKit integrations and developed a custom keyboard extension to enhance user experience and engagement.• Multi-Platform Deployment – Designed and deployed a Chrome extension using Vanilla.js to complement the mobile experience, expanding the product ecosystem.• Agile Management – Coordinated across remote teams using Agile methodologies, ensuring efficient project cycles and clear communication.This role allowed me to explore multiple product categories while balancing technical execution with leadership responsibilities, demonstrating my ability to adapt quickly and deliver results across various platforms and technologies.
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Education
- Expert en informatique de niveau IEpitech Paris2020My time at EPITECH Paris shaped me into a versatile and hands-on software engineer, with a strong focus on practical, project-based learning. The program’s unique approach pushed me to consistently work on real-world projects, fostering skills not just in coding but in problem-solving, innovation, and teamwork. Key Highlights: • Applied Learning Model – EPITECH’s curriculum is heavily project-driven, allowing me to build and ship apps, games, and embedded solutions throughout my studies. • Diverse Technical Exposure – Worked across multiple programming languages, frameworks, and platforms, solidifying my ability to adapt quickly to new technologies. • Cross-Disciplinary Projects – Collaborated with students from design, business, and engineering fields, developing a keen understanding of product development from ideation to deployment. • International Experience – Spent part of my studies at Stockholm University (2018-2019), gaining exposure to data mining, computer security, and international tech ecosystems. • Hackathons & Competitions – Actively participated in hackathons, reinforcing my ability to prototype rapidly and iterate under pressure. • Leadership Development – Often took on team lead roles in group projects, learning how to balance technical responsibilities with project coordination. EPITECH’s rigorous, hands-on approach allowed me to graduate not just with theoretical knowledge, but with a portfolio of diverse projects and real-world experience that set the foundation for my career as a prototyper and problem-solver.
Certifications
- License & master - Expert en informatiqueEpitech2020