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Senior full-stack developer with 10+ years building, integrating, and supporting web, SaaS, CRM, and enterprise systems. Strong in JavaScript/Node.js, PHP, REST APIs, HubSpot CMS/API, WordPress, and Webflow, with earlier C#/.NET and Java experience. Known for architecting backend integrations, automating business workflows, debugging production systems, and translating complex requirements into reliable solutions—while partnering directly with clients and providing technical leadership end to end.…Senior full-stack developer with 10+ years building, integrating, and supporting web, SaaS, CRM, and enterprise systems. Strong in JavaScript/Node.js, PHP, REST APIs, HubSpot CMS/API, WordPress, and Webflow, with earlier C#/.NET and Java experience. Known for architecting backend integrations, automating business workflows, debugging production systems, and translating complex requirements into reliable solutions—while partnering directly with clients and providing technical leadership end to end.

Fillipe Montenegro

Full Stack Developer, Back-End Developer, Web Developer, +2

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Senior full-stack developer with 10+ years building, integrating, and supporting web, SaaS, CRM, and enterprise systems. Strong in JavaScript/Node.js, PHP, REST APIs, HubSpot CMS/API, WordPress, and Webflow, with earlier C#/.NET and Java experience. Known for architecting backend integrations, automating business workflows, debugging production systems, and translating complex requirements into reliable solutions—while partnering directly with clients and providing technical leadership end to end.…Senior full-stack developer with 10+ years building, integrating, and supporting web, SaaS, CRM, and enterprise systems. Strong in JavaScript/Node.js, PHP, REST APIs, HubSpot CMS/API, WordPress, and Webflow, with earlier C#/.NET and Java experience. Known for architecting backend integrations, automating business workflows, debugging production systems, and translating complex requirements into reliable solutions—while partnering directly with clients and providing technical leadership end to end.

Available to hire

Senior full-stack developer with 10+ years building, integrating, and supporting web, SaaS, CRM, and enterprise systems. Strong in JavaScript/Node.js, PHP, REST APIs, HubSpot CMS/API, WordPress, and Webflow, with earlier C#/.NET and Java experience.

Known for architecting backend integrations, automating business workflows, debugging production systems, and translating complex requirements into reliable solutions—while partnering directly with clients and providing technical leadership end to end.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

Portuguese

Fluent

English

Fluent

French

Advanced

Spanish; Castilian

Intermediate

Work Experience

Lead Web Developer at Momentumm Digital

January 1, 2023 - April 1, 2026

Architected and implemented advanced HubSpot solutions using HubL, HubDB and HubSpot APIs across CRM objects, deals, contacts, companies and workflows. Initiated and led development of the agency’s custom HubSpot theme. Built backend services and automation with Node.js/JavaScript including CRM synchronization, role assignment, and business-logic-driven workflow automation. Delivered cross-platform integrations such as Geotab-to-HubSpot helpdesk sync, a PHP CRON pipeline between BambooHR and Webflow CMS with diff detection, and an OData proxy for timestamped ERP data retrieval. Owned complex production troubleshooting (bilingual WordPress multisite with limited staging) and managed infrastructure tasks such as migrations, DNS, SSL, backups and staging, including moving from a third-party maintenance stack to in-house SiteGround infrastructure. Provided technical leadership through architecture decisions, code reviews, mentoring, task assignment, interviewing and onboarding, while rem

Independent Web Consultant & Developer at fillipe.net (Freelance)

October 1, 2016 - Present

Builds and maintains full-stack web solutions primarily with WordPress, PHP, JavaScript, HTML/CSS, and custom integrations, from concept to production and long-term support. Owns full technical stack when required (domain/DNS, hosting, SSL, email, deployment, maintenance, troubleshooting, and vendor coordination). Translates business requirements into practical technical solutions and works directly with clients in English, Portuguese, French, and Spanish.

Web Developer at LCI Education

July 1, 2015 - October 1, 2016

Built authenticated business reporting interfaces using HTML5/CSS3, JavaScript, jQuery, D3.js, and C#/LINQ ASP.NET MVC with REST APIs; outputs were consumed through a web portal and digital signage players. Supported redesign of multilingual responsive websites using Bootstrap, JavaScript and C#/.NET MVC with Sitecore as CMS; worked with Microsoft Dynamics CRM, Google Analytics and WordPress. Delivered work in Agile/Scrum environment with daily stand-ups and sprint cycles.

Web Developer Intern at Jesta I.S.

February 1, 2015 - May 1, 2015

Developed RESTful API functionality for an enterprise ERP product using Java 8, JavaLite ActiveJDBC, Oracle 12c SQL, Apache Shiro, Jersey and Maven. Implemented authenticated CRUD operations and database integration.