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Dan CastielDC

Dan Castiel

Full Stack Developer Angular and AI LangChain

€500/day
Paris, FR
3-7 years

Average response time: 1 hour

Freelancer profile translated to English.
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About Dan

Experienced web and mobile developer, with a background as CTO at Eat'z and NousWork, I now offer my services as a freelancer. My expertise ranges from creating showcase websites to designing functional mockups, including the development of web and mobile applications.

My preferred areas are:
- Complete Website Creation: Project management from A to Z, with solid experience in site integration and design, focused on efficiency and clarity.

- Angular Development: Using the latest versions of Angular to create responsive web applications, with a particular focus on user experience.

- Mobile Applications with Ionic: Adapting web applications into mobile solutions for iOS and Android, ensuring a fluid and intuitive interface.

- Webflow Usage: Creating sites with Webflow for projects requiring speed and flexibility, without compromising on quality.

- NoSQL Databases: In-depth skills in Mongo DB and Firebase, for optimal data management.

- Node.JS, Express, and Mongoose Stack: Reliable and adaptable back-end solutions, ensuring stability and performance.

- Integration of various APIs: Experience with the Stripe API for payments, the OpenAI API, and the Docusign API for document signing.

My approach is to precisely understand your needs and provide you with tailored solutions, with transparent communication and a commitment to quality.

Contact me to discuss your web or mobile project. Together, let's turn your ideas into reality.
  • French

    Native or bilingual

  • English

    Fluent

Remote only
Primarily works remotely

Experience

  • NousWork - Soyez Extra !
    Co-founder, CTO
    July 2022 - Today (3 years and 11 months)
    Nice, France
    NousWork is a solution for instant connection between professionals and students for temporary jobs (short-term work). Our goal is to address the labor shortage in the hospitality industry. Eventually, we plan to expand our presence into other sectors. Our innovative approach allows us to provide a temporary worker within 30 minutes. Benefits for professionals:
    • We quickly find the temporary worker they need
    • Our platform automates many time-consuming tasks such as pre-employment declaration (DPAE) to URSSAF, contract generation and signing, candidate payment, etc.
    • The NousWork algorithm ensures connection with the best candidate for the job. Benefits for students (NousWorkers):
    • Employee status, contributions secured
    • No need to create a self-entrepreneur account
    • Candidates can find a job for the evening
    • Exclusive benefits negotiated for NousWorkers
  • Eat'z - Le menu premium 100% digital, à votre image
    Founder
    October 2020 - Today (5 years and 8 months)
    Nice, France
    Experience Description: Eat'z is a digitized menu solution that brings new features: automatic translation into 10 languages, instant modifications, customization to match the establishment's brand, advanced statistics, etc. KPIs:
    • 50K users in the first year
    • Between 200-300 users per day
    • + 10 partner restaurants in the first year Skills learned:
    • Programming in Angular (HTML, SCSS, TypeScript), Firebase, Node.js, API (payment with Stripe, etc.)
    • Prospecting and converting them into clients
    • Creation and management of a SASU (single-person simplified joint-stock company)
    • UX design, visual creation
    • Negotiation with suppliers
    • etc.
  • SKEMA Ventures Club
    Head of Entrepreneurship Department
    October 2021 - Today (4 years and 8 months)

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Education

  • Master Programme Grande École
    UC Berkeley <> SKEMA
    2024
    Deep Tech, Entrepreneuriat et Innovation
  • Bachelor's degree, Financial Mathematics, Computer Science and Economics
    Université Côte d'Azur
    2021
    Bachelor's degree, Financial Mathematics, Computer Science and Economics

Skill set

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