Senior Engineering Lead & Mobile Specialist
- Endereço: Rua Dionísio Carneiro, 480 - Caicó, RN - CEP: 59300-000
- Telefone: +55 (84) 99138-2577
- E-mail: lucas.almeida.marciano@gmail.com
- LinkedIn: linkedin.com/in/lucasmarciano
- GitHub: github.com/lucas-marciano
- WebSite: gippush.dev | medium.com/@lucas-marciano
Results-driven Senior Engineer and Tech Lead with over 13 years of experience transforming complex technical problems into seamless user experiences. Proven track record of leading teams and scaling mobile architecture for industry giants like Itaú, consistently delivering higher application performance and faster time-to-market. Adept at bridging the gap between product design and engineering while mentoring teams toward high-quality standards. Passionate about continuous improvement, driving business value, and building impactful products for global audiences.
- Leadership: Technical Project Leadership, Cross-functional Team Alignment, Engineering Management.
- Product Delivery: Agile Methodologies (Scrum), Scalable Architecture, Multi-module Product Management.
- User Experience: UI/UX Consistency at Scale, System Performance Optimization, Modern Mobile Development.
Tech Lead Mobile | Frontline Orders Cart & Checkout (Performance and Resilience Squad) | March 2026 – Present
- Leading the mobile engineering team responsible for the core ordering and checkout experience of the company's front-line business application.
- Focusing on optimizing high-transaction user flows to improve reliability and speed for thousands of daily business operations.
Lead Developer & Tech Lead (Design System & Authentication) [Login / DesignSystem / iti] | August 2021 – February 2026
- Over a 4.5-year tenure, held multiple senior positions driving technical excellence across core banking products.
- Access & Identification Project: Spearheaded the redesign and optimization of the bank's core authentication and login flows. Result: Boosted application responsiveness by 15%, drastically improving security access for millions of daily active users.
- Itaú Design System Project: Formulated and maintained the bank's core design system architecture to standardize user interfaces across all digital products. Result: Created reusable UI components that increased overall developer productivity by 20% and slashed feature time-to-market by 25%.
- Small Seller Project: Served as the mobile expert for the entrepreneurship platform, building scalable multi-module software to help small business owners streamline credit access and sales tracking.
- Team Mentorship & Standards: Established unified code quality guidelines across multiple squads, significantly cutting technical debt and fostering a strong collaborative culture of peer reviews.
Senior Android Developer | August 2020 – August 2021
- Partnered with major retail corporations (Via Varejo) to scale their e-commerce application capabilities.
- Delivered critical features for high-traffic retail apps, focusing on codebase stability during peak commercial seasons.
Senior Android Developer | January 2020 – August 2020
- Engineered native mobile solutions for diverse enterprise clients, focusing on clean software principles and robust application logic.
Technology & Mobile Coordinator / Tech Lead | May 2018 – January 2020
- Managed a cross-functional team of iOS and Android engineers, defining the modern technology stack and architectural vision for high-stakes enterprise client projects.
- Result: Achieved a 40% increase in development efficiency by designing shared internal frameworks and introducing automated testing workflows.
- Result: Improved application stability metrics by 30% through the implementation of standardized delivery pipelines and engineering best practices.
Fullstack Developer | February 2016 – February 2018
- Directed the mobile department, owning the end-to-end development and maintenance of company apps and their connected cloud services.
Scrum Master & Quality Analyst | October 2013 – January 2016
- Facilitated agile rituals for the engineering team and managed end-user experience testing, validating web and mobile systems for optimal client satisfaction.
- MBA in Software Engineering – Faculdade Metropolitana (2024 - 2025)
- MBA in Data Analysis and Data Mining – Faculdade Metropolitana (2024 - 2025)
- Bachelor of Science in Computational Science – UFRN (2009 - 2013)
- Academic Leadership – UFRN (2009 - 2013)
- Former University Tutor and Mentor for Computer Architecture and Algorithm classes, helping junior students build strong logical foundations. Published research papers on using game-based learning to teach logic and programming concepts.
- Portuguese: Native
- English: C1 (Advanced)
- Android (Kotlin/Java)
- CMP / KMP
- Jetpack Compose
- Unit Tests / TDD
- Spec Driven Development
- iOS (Swift)
- React Native / React
- PHP
- Golang
- Python