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Collective.work

Collective.work

collective.work

177 Jobs

18 Employees

About the Company

Une plateforme, deux volets : 1) un volet recruteur, la MegaSearch, pour sourcer, contacter et recruter sans commission les 500,000 freelances de Collective (vive l'IA !). => Par ici pour avoir une démo de l'interface Recruteur : https://calendly.com/juliette-collective-work/demo-collective-work-clone 2) un volet freelance pour se rendre visible et joinable des recruteurs, développer son réseau, et se professionnaliser via des outils de gestion. Faites comme 2,500 ESN, entreprises, cabinets et agences (Theodo, Artefact, Cherrypick, OnePoint, Le Hibou, Freelance.com,…) publiez - sans commission - vos besoins freelance sur Collective !

Listed Jobs

Company background Company brand
Company Name
Collective.work
Job Title
Blockchain Developer / Finance de marché & Tokenisation - Freelance
Job Description
**Job Title** Blockchain Developer – Market Finance & Tokenisation (Freelance) **Role Summary** Design, develop and maintain blockchain solutions for market finance and asset tokenisation, including smart contracts for bonds, debt instruments, structured products, and institutional stablecoins. Collaborate across product, IT, and compliance teams to ensure regulatory compliance, cross‑chain interoperability, and robust security. **Expectations** - Deliver high‑quality, secure smart contracts in Solidity, Rust, or Go. - Participate in the architecture and deployment of institutional stablecoins (EURSV, EURCV, Circle). - Lead security audits, testing, and technical documentation. - Work effectively within a regulated banking environment, meeting strict compliance and audit requirements. - Provide clear communication with stakeholders across market, IT, and compliance functions. **Key Responsibilities** - Develop, test, and deploy smart contracts for financial assets (bonds, debt securities, structured products). - Design and implement cross‑chain bridges and interoperability solutions. - Integrate stablecoin solutions (EURSV, EURCV, Circle) into existing infrastructure. - Perform security audits, unit and integration testing, and produce detailed technical documentation. - Collaborate with market teams, IT, and compliance to ensure product robustness and regulatory alignment. - Stay current on blockchain standards (ERC‑20, ERC‑1400, ERC‑4626) and best practices. **Required Skills** - 5+ years of software development experience, including 2–3 years in blockchain. - Proficiency in Solidity (Hardhat/Foundry) and Rust or Go. - Deep understanding of ERC protocols (ERC‑20, ERC‑1400, ERC‑4626). - Experience with institutional stablecoins and tokenisation of financial assets. - Knowledge of cross‑chain bridge architectures and secure integration patterns. - Strong analytical, detail‑oriented mindset and ability to operate in regulated environments. - Excellent communication skills in English; French is a plus. **Required Education & Certifications** - Bachelor’s degree (or higher) in Computer Science, Finance, or related field. - Relevant certifications (e.g., Certified Blockchain Developer, SEC‑related finance qualifications) are a plus but not mandatory.
France
Remote
18-09-2025
Company background Company brand
Company Name
Collective.work
Job Title
Senior Developer Back-end NestJS - Freelance
Job Description
Job title: Senior Back‑End Developer (NestJS) – Freelance Role Summary: Design, implement, and maintain scalable, high‑performance backend APIs with NestJS in a cloud‑native environment. Drive architecture decisions, oversee AWS infrastructure, and collaborate closely with product teams to translate business requirements into robust technical solutions. Expectations: 3–6 month freelance assignment with potential transition to permanent role; hybrid or remote work. Key Responsibilities: • Architect and develop RESTful/GraphQL APIs using NestJS, TypeScript, and SOLID principles. • Build and manage scalable, cloud‑based infrastructure on AWS; optimize performance and handle scaling. • Collaborate with Product Managers and Designers to translate functional specifications into technical designs. • Mentor junior developers, disseminate best practices, and uphold code quality through automated tests and continuous integration. • Implement monitoring, logging, and alerting; analyze metrics to optimize response times and reliability. • Ensure security compliance: authentication, authorization, and secure coding practices. • Produce and maintain technical documentation, API specs, and deployment guides. • Conduct ongoing research on NestJS, Node.js, and AWS services to recommend innovations and process improvements. Required Skills: • Advanced NestJS and TypeScript proficiency. • Extensive experience with Node.js frameworks and modern development practices. • Deep understanding of AWS services (EC2, Lambda, API Gateway, RDS, DynamoDB, ECS/EKS). • Expertise in relational (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB) databases. • Proven ability to design microservices and scalable architectures. • Strong knowledge of SOLID, design patterns, automated testing, CI/CD, and DevOps tooling. • Excellent communication, product orientation, problem‑solving, autonomy, and teamwork. • Continuous learning mindset and technology scouting. Required Education & Certifications: • Bachelor’s degree in Computer Science, Software Engineering, or related field. • Minimum 5 years of professional back‑end development experience, including 2+ years with NestJS and AWS.
France
Remote
Senior
26-09-2025
Company background Company brand
Company Name
Collective.work
Job Title
Ingénieur IAM (Ilex ou PingFederate) – RUN & Projet - Freelance
Job Description
**Job Title:** IAM Engineer (Ilex or PingFederate) – Operations & Projects – Freelance **Role Summary** Technical specialist supporting IAM (Identity and Access Management) solutions at Level 3 operations and project implementation. Focus on troubleshooting, integration, and system evolution. **Expectations** 3–6 years of IAM experience with expertise in Ilex Sign&Go or PingFederate. Requires collaboration across security and project teams, adaptability to technical upgrades, and documentation best practices. **Key Responsibilities** - Provide Level 3 technical support for IAM platforms (Ilex Sign&Go, PingFederate). - Lead application integration/migration into IAM ecosystems. - Resolve complex authentication/federation incidents. - Manage SAML/OIDC/OAuth2 federations and SSO configurations. - Execute system upgrades, patches, and technical evolution projects. - Author technical documentation and promote security standards. **Required Skills** - Advanced proficiency in Ilex Sign&Go (authentication, SSO, MFA, logging). - Strong knowledge of PingFederate (identity federation, SAML, OIDC). - Linux/Windows systems, networking, LDAP/AD directory services. - Familiarity with monitoring tools (e.g., ServiceNow, Zabbix, Grafana). - Team collaboration and clear communication in technical and project settings. **Required Education & Certifications** Bachelor’s degree in computer science or equivalent. Certifications in IAM platforms or cloud technologies (AWS, Azure, GCP) preferred but not mandatory.
Paris, France
Hybrid
05-10-2025
Company background Company brand
Company Name
Collective.work
Job Title
SAP Automation & GenAI Project Manager - Freelance
Job Description
Paris, France
Hybrid
05-10-2025