João Lucas
@joolucas1
Full-stack software engineer building scalable SaaS, APIs, and cloud systems with AI.
What I'm looking for
I’m a full-stack software engineer with 6+ years of experience building scalable web applications, SaaS platforms, and cloud-native systems, with a strong focus on backend architecture, distributed systems, and API design. I’ve delivered end-to-end products—from system design and infrastructure through frontend and mobile development—with an emphasis on scalability, reliability, and maintainability.
In my recent roles, I led backend and infrastructure development for a SaaS website builder using Django and AWS, and I built AI-powered content generation workflows integrating OpenAI, Azure OpenAI, LangChain, and n8n. I also architected distributed asynchronous pipelines with Celery and Redis, implemented production observability with Prometheus/Grafana/Loki/Sentry, and managed cloud deployments on Kubernetes (EKS) with Helm and GitHub Actions. Earlier, I developed REST APIs with Django REST Framework and built full-stack features using PHP, Python, and MySQL.
Experience
Work history, roles, and key accomplishments
Back-End/Front-end/Mobile Engineer
ZUQ Fleet Management - Edge
Jan 2023 - Jan 2026 (3 years)
Designed and built REST APIs and web applications for fleet management, including interactive vehicle/tire workflows and shared UI components. Developed an offline-first React Native mobile architecture with local persistence, synchronization, and conflict resolution, plus automated CI/CD and testing pipelines.
Back-End/DevOps Engineer
NinjaPages - Angular Engenharia
Jan 2023 - Jan 2025 (2 years)
Led backend architecture and infrastructure development for a SaaS website builder platform using Django, including AI-powered content generation workflows. Built supporting services for asynchronous AI workloads, domain management, publishing infrastructure, billing, observability, and Kubernetes-based deployments.
Back-End Engineer
Scientific Computing and Visualization Laboratory
Jun 2022 - Mar 2023 (9 months)
Developed and maintained REST APIs using Django REST Framework and built reporting and research data extraction/aggregation pipelines. Created automation tools and integrations, including Telegram Bots, and standardized API validation, error handling, and Swagger/OpenAPI documentation.
Front-End Engineer
Guardian Agency
Jun 2021 - Oct 2021 (4 months)
Developed and maintained client websites using WordPress, PHP, and Elementor with a focus on performance optimization and SEO improvements.
Full-stack engineer
Anjos da Doação - FAPEAL
Jan 2019 - Jan 2020 (1 year)
Contributed to requirements gathering, software design, database modeling, and full-stack development. Worked with PHP, Python, and MySQL to build and integrate application functionality.
Education
Degrees, certifications, and relevant coursework
Federal University of Alagoas
Bachelor's Degree in Computer Science, Computer Science
2022 - 2026
Bachelor's Degree in Computer Science at the Federal University of Alagoas. Focused on building scalable web applications, SaaS platforms, cloud-native systems, and mobile solutions, with strong grounding in backend architecture, distributed systems, cloud infrastructure, AI integrations, and API design.
SESI/SENAI
Technical Degree in Internet Informatics, Internet Informatics
2018 - 2020
Technical Degree in Internet Informatics at SESI/SENAI. Delivered end-to-end products from system design and infrastructure to frontend and mobile development, emphasizing scalability, reliability, and maintainability.
Availability
Location
Authorized to work in
Job categories
Skills
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