Freelance SharePoint Developer - SPFx & React Specialist

PwC International; Warszawa; On-site; PLN 83,000 - 165,000; Full time

Job summary

PwC Public Sector is seeking a DevOps Engineer (freelance) to join an ongoing client assignment in Warsaw. You will develop and maintain solutions based on SharePoint Online and Microsoft 365 technologies, building SPFx components with React and JavaScript.

Responsibilities include integrating with SharePoint REST API, Graph API and PnP, participating in the full SDLC, creating documentation, and delivering high-quality, secure solutions while providing 2nd/3rd line support within a B2B

Qualifications

• Experience delivering software across at least one complete development lifecycle.
• Practical SPFx and React development experience.
• Strong knowledge of JavaScript and modern client-side development practices.
• Experience with SharePoint REST API, Microsoft Graph API and PnP.
• Experience developing solutions using C#, .NET Framework and SQL.
• Knowledge of SharePoint components such as Web Parts, Event Receivers and Timer Jobs.
• Experience building SharePoint Online solutions integrated with Power Platform.
• Understanding of software architecture concepts and at least one application layer (UI, business logic or data layer).
• Ability to read UML diagrams.
• Experience creating technical documentation.
• Familiarity with secure coding practices and OWASP principles.
• Awareness of application security risks, including XSS and SQL Injection vulnerabilities.
• Strong analytical and problem-solving skills.
• Very good communication skills in English.
• Previous experience working within European Institutions, international organizations, or the public sector is a strong asset.
• Willingness to engage as a freelancer under a B2B contract model.

Responsibilities

• Developing and maintaining solutions based on SharePoint Online and Microsoft 365 technologies.
• Building custom components using SharePoint Framework (SPFx), React and JavaScript.
• Integrating solutions using SharePoint REST API, Microsoft Graph API and PnP.
• Participating in the full software development lifecycle, from requirements analysis through implementation, testing and deployment.
• Creating technical documentation and ensuring high-quality deliverables.
• Optimizing applications from performance, security and quality perspectives.
• Providing 2nd and 3rd line support for implemented solutions.
• Collaborating with business and technical stakeholders to design and deliver effective solutions.
• Identifying technical improvements and proposing innovative approaches to business challenges.

Job description

PwC Public Sector is seeking a DevOps Engineer (freelance) to join an ongoing client assignment in Warsaw. You will develop and maintain solutions based on SharePoint Online and Microsoft 365 technologies, building SPFx components with React and JavaScript.

Responsibilities include integrating with SharePoint REST API, Graph API and PnP, participating in the full SDLC, creating documentation, and delivering high-quality, secure solutions while providing 2nd/3rd line support within a B2B