Marcio Bera
Senior Backend Engineer
Poole, UK · +44 7394 078150 · marciobera@hotmail.com
github.com/marciobera · linkedin.com/in/marciobera
Profile
Senior Backend Engineer with 10+ years of experience designing scalable APIs, leading full-stack and backend initiatives, and delivering high-impact features in distributed systems. Skilled in PHP, Node.js, TypeScript and modern cloud infrastructure (AWS, Redis, MySQL, Postgres, ElasticSearch). Passionate about clean architecture, code quality and mentoring teams to deliver reliable, maintainable software at scale.
Experience
Sep 2024 – Present
Senior Backend Engineer, Manual (now Voy) — London, UK
- Building and optimising backend services powering digital-health and subscription platforms serving thousands of customers across UK & BR.
- Modernised core systems to improve scalability, observability and developer experience.
- Designed & maintained APIs and background jobs for payment flows, questionnaires and subscription logic.
- Integrated PostHog analytics and Google reCAPTCHA to enhance user journeys and fraud detection.
- Led technical discussions on system design, testing strategy and backend guild improvements.
Tech stack: PHP 8.1, Symfony, Doctrine ORM, Redis (Enqueue), MySQL, GitHub Actions, PostHog, HAProxy, Docker
Mar 2019 – Sep 2024
Senior Backend Developer, Bauer Media Group — Manchester, UK
- Developed and maintained APIs and microservices supporting 200M+ monthly users and €2.2B annual revenue.
- Delivered performant, distributed services using AWS, Node.js and TypeScript.
- Collaborated across teams to migrate legacy PHP systems to modern architectures.
Tech stack: AWS (S3, SQS, Lambda), Node.js, TypeScript, PHP, Redis, Postgres, ElasticSearch, Swagger
Jan 2018 – Mar 2019
Full-Stack Developer, HeroesMaker — Remote (Spain)
- Led design and development of scalable web services empowering career-opportunity users.
- Built APIs and frontend features using PHP (CodeIgniter) and AngularJS.
- Implemented data-crawling and background processing pipelines on AWS.
Jun 2016 – Dec 2017
Web Developer (Contract), Family Museum (Govt Project) — Maringá, Brazil
- Developed and maintained RESTful services to manage public cultural-heritage data using MySQL, Bootstrap, AngularJS.
Sep 2015 – Aug 2017
Assistant Professor, State University of Maringá — Maringá, Brazil
- Taught Software Engineering (UML), Algorithms (C, Python, Pascal), and Web Programming (HTML, JS, Java/JSF/Spring).
Education
2013 – 2015
Master’s in Computer Science, State University of Maringá, Brazil
- Dissertation included as Chapter 6 of the book “UML-Based Software Product Line Engineering with SMarty” (2023).
2013 – 2015
MBA in Mobile App Development, University Centre Cidade Verde, Brazil
- Final project: MEAN-stack JavaScript mobile application.
2009 – 2011
Technology in Internet Systems (BSc), UniCesumar, Brazil
- Focus on algorithms (C, PHP, Java, SQL), UI design, and project management.
Projects
2021
Approvalo — Web application tailored for Brazilians living in the UK (expats).
Tech stack: Next.js, React, PHP (Laravel), Redis, MySQL, Cloudflare, Vercel.
2018
FinmedApp — iOS/Android mobile app for doctors to store appointment photos for audits.
Tech stack: React Native, Firebase.
Technical Skills
Languages: PHP · TypeScript · JavaScript · SQL
Frameworks: Symfony · Laravel · Node.js · Express · NestJS
Databases: MySQL · Postgres · Redis · ElasticSearch · Firebase
Cloud & DevOps: AWS (S3, SQS, Secrets Manager) · Docker · GitHub Actions · Vercel · Cloudflare
Testing: PHPUnit · Codeception · Jest
Practices: REST APIs · Clean Code · OOP · System Design · Full-Stack Development
Languages: English (Professional) · Portuguese (Native)
Languages
- English — Professional proficiency
- Portuguese — Native speaker