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Marcus L.Front-end UX Engineer
Skills
A seasoned Developer and Tech Lead with 13 years of experience, noted for steering software development teams and devising cutting-edge technology solutions. Demonstrates robust problem-solving acumen, coupled with effective communication and collaborative abilities. Recognized for a hands-on method in addressing intricate challenges, which is both a professional skill and a personal passion. Manages a thriving developer community of over 40,000 members. Has also mentored individuals from no prior programming background into proficient developers, later guiding them through successful tenures in prominent corporations.
Tech Lead
7/1/2022 - Present
Led the initiative to establish a leading market platform in benefits management, achieving significant operational milestones. Leveraged best practices in software development and agility to successfully rewrite nearly the entire company system utilizing modern tools and methodologies such as React, NextJS, NestJS, MongoDB, Google Cloud Platform (GCP), Test-Driven Development (TDD), Domain-Driven Design (DDD), and clean architecture principles. Achieved the remarkable feat of zero churn and zero invoice generation rate while enhancing the user experience in opening requests for benefits movements.
Developed proficiency in technical leadership, managing development projects, and ensuring high-quality deliverables. Gained experience in coordinating and strategically planning technology teams, alongside providing leadership and mentorship to foster the professional and personal growth of team members. Remained abreast of the latest trends and technologies within the technology sector, consistently integrating cutting-edge solutions to drive the organization's success.Chapter Lead | Tech Lead
6/1/2021 - 6/1/2022
Lead two squads with interrelated contexts in restructuring the internal scheduling system known as the consultant channel, utilized by attendants across various laboratory groups for exam scheduling. Developed technical expertise in Vue 2, React, micro-frontend architectures, CSS, HTML, Azure, Git, and Jenkins.
Managed the team responsible for configuring schedules on the consultant channel platform using NextJS, Azure, Git, and Jenkins. Successfully integrated all NAV services into the agenda management platform and consultant channel, replacing an outdated, 30-year-old outsourced system, resulting in significant annual savings in license costs.Tech Lead | Front-end Developer
6/1/2020 - 7/1/2021
Served as the Tech Lead for a squad managing all institutional websites of a group through a monorepo. Directed and developed the Sommos portal, an e-commerce platform for selling genetic tests, achieving over 1,000 sales within a few months post-launch. Led and contributed to the development of the group's fertility portal. Developed the infusions portal, providing crucial information about drug infusion treatments. As the Tech Lead and developer for the Covid portal, successfully increased site traffic to over 1 million monthly visits. Ensured technological harmony across all projects by consistently leveraging JavaScript, Next.js, and Node.js.Tech Lead | Front-end Engineer
4/1/2018 - 9/2/2019
Led two teams of 15 developers to deliver high-quality platforms including an institutional website, store, and shopping cart, collectively receiving approximately 86 million visits per month. Successfully launched multiple card machines, such as Moderninha Plus, Minizinha Chip 2, and Moderninha Smart, achieving sales of 4,000 units per month. Directed the restructuring of the entire Apache workflow for a major payment gateway, a critical project aimed at breaking a legacy monolith over 15 years old. This three-month effort was integral to reaching the company's macro OKR.
Served as a Security Champion, fostering a robust security culture within development teams and ensuring compliance with OWASP Top 10 standards. Maintained close coordination with the information security team and utilized tools like Sonar and Fortify, integrated with Jenkins, to conduct static analysis. Successfully mitigated around 40% of security issues before they reached production.Mid-Level Front-end Developer
7/2/2017 - 3/2/2018
Developed and maintained a class streaming system utilizing Angular 1.3, HTML, and CSS. Played a key role in the development of the institutional website, employing technologies such as HTML, CSS, Javascript, and jQuery. Led the creation of seasonal promotional projects, leveraging AngularJS 2, HTML, and CSS.Junior Front-end Developer | Intern
9/2/2015 - 2/2/2017
Developed white label websites tailored for real estate agencies using the Imobiliária 21 system. Managed a theme management system enabling the creation of themes based on customizable templates with options for altering colors, images, contacts, texts, forms, and content. Successfully served over 1500 real estate agencies across Brazil. Demonstrated expertise in web development and customization, ensuring the delivery of scalable, user-friendly, and aesthetically appealing digital solutions.Front-End Developer
3/2/2011 - 6/2/2016
Developed comprehensive expertise as a front-end developer, responsible for building and maintaining multiple critical web applications. Created an institutional website, an ecommerce platform for photo sales, and a training management system that serviced over 5,000 students monthly. This role required proficiency in HTML, CSS, JavaScript, and various front-end frameworks, along with an in-depth understanding of responsive design principles. Demonstrated advanced skills in optimizing user interfaces for performance and accessibility. Employed version control systems like Git for collaborative code maintenance and utilized APIs to integrate backend services.
Analysis and Development of Systems at Mont Serrat University - São Judas
2013 - 2016
Microservices (hands-on): Api Gateway, Webhooks & Elastic Apm at FIAP
12/2/2019SEO Consultant at Mestre SEO
3/2/2013Front-End Training at Caelum
6/2/2012Object-Oriented Programming at IMPACTA
6/2/2010Programming Logic at IMPACTA
6/2/2010
Marcus is available for hire
Meet Marcus L.All Howdy Candidates are vetted for skills and english proficiency.