helder valente
@heldervalente
I build web products and coordinate Agile delivery for B2B clients.
What I'm looking for
I deliver B2B digital projects end to end as a freelance full-stack developer and project manager, serving SMEs including dental clinics, law firms, and barbershops.
I manage client relationships from prospecting and sales pitches through requirements gathering, iterative feedback, and final delivery. I build responsive web applications with React, Node.js, TypeScript, JavaScript, HTML, and CSS, while applying data security and privacy practices for sensitive information.
At Visual Thinking, I engineered scalable React and TypeScript interfaces, including data visualizations and interactive enterprise dashboards that turned backend metrics into intuitive panels.
I work closely with developers and stakeholders in Scrum environments, improving performance, accessibility, cross-browser compatibility, and UX/UI. My CAPM, PSM I, and PSPO I certifications support my goal of delivering technology solutions as a Scrum Master or Product Owner.
Experience
Work history, roles, and key accomplishments
Full Stack Developer & B2B Project Manager
Self-employed
Mar 2026 - Present (5 months)
Spearheaded end-to-end lifecycle of B2B digital projects for SMEs, acting as sole developer, project manager, and sales representative. Architected custom web applications using React, Node.js, and TypeScript, and managed client relationships from prospecting to delivery.
Full Stack Developer & B2B Project Manager (Freelance)
Self-employed
Mar 2026 - Present (5 months)
• Spearheaded the end-to-end lifecycle of B2B digital projects for SMEs (including dental clinics, law firms, and barbershops), acting as the sole developer, project manager, and sales representative.
• Managed the complete client relationship, from initial market prospecting and B2B sales pitching to iterative feedback meetings, requirements gathering, and final product delivery.
• Architected
• Engineered highly scalable and dynamic web interfaces utilizing React and TypeScript, actively contributing to all phases of the Software Development Life Cycle (SDLC).
• Designed and integrated complex data visualization components and interactive dashboards, transforming raw backend metrics into intuitive, user-friendly enterprise panels.
• Collaborated deeply within a cross-functional Agile
Provided IT hardware support and maintenance services.
Education
Degrees, certifications, and relevant coursework
ISPGAYA
Ensino Médio, Engenharia Informática
2022 - 2026
António Sérgio
Ensino Médio, Gestão e Programação de Sistemas Informáticos
2019 - 2022
Availability
Location
Authorized to work in
Job categories
Skills
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