Lucas de Oliveira

Staff-level Android engineer with 9+ years building secure, large-scale, modular platforms across fintech, media, retail, and authentication. Expert in Android architecture, platform design, and SDKs; enables multiple teams through shared platforms, makes pragmatic long-term decisions under real-world constraints, and champions CI/CD and DevOps with automated pipelines, release management, quality gates, and observability.

Senior Android Engineer / Android Architect at DSwiss AG (2024-08 – Present)

• Designed and implemented the entire Android architecture from scratch using Jetpack Compose, MVI, Coroutines, and a multi-module setup aligned with Google's guidance (feature, api, core modules).
• Defined architectural standards, module boundaries, state management, and dependency rules to support long-term scalability and reuse.
• Architected a white-label solution producing distinct branded apps from a shared codebase; standardized configuration/theming to enable rapid, low-effort customer onboarding.
• Established release, build-variant, and asset-delivery strategies to efficiently support multiple products.
• Implemented secure password and file management features.
• Integrated Android Autofill Framework, BiometricPrompt, and encrypted local storage; ensured compliance with security and data-protection best practices.
• Designed and maintained an internal Android SDK for API consumption, shared across mobile platforms.
• Focused on API stability, backward compatibility, and developer experience.
• Fully automated CI/CD pipelines for both the Android app and internal SDK; optimized build performance and dependency management across modules.
• Promoted engineering culture via pair programming, SonarQube quality gates, and comprehensive testing (Robolectric, instrumentation/UI).
• Established a documentation culture with ADRs, SOPs, and architecture docs, improving consistency and knowledge sharing.
• Acted as architectural reference for Android decisions; led design discussions, deep code reviews, and mentoring.

Senior Android Engineer at Lisbon Nearshore (2023-08 – 2024-08)

• Built and maintained Kotlin Android apps, contributing across feature development and stability.
• Implemented BDD test suites with Cucumber/Espresso and unit tests with Robolectric to reduce regressions and increase confidence.
• Evolved a multi-module architecture to improve modularity, parallel builds, and reuse.
• Published and maintained internal libraries with versioning and documentation to standardize patterns across teams.
• Optimized Gradle scripts and dependency graphs to accelerate local and CI builds.
• Implemented and maintained Room database schemas, migrations, and caching strategies.

Senior Android Engineer at Grit Solutions (2021-09 – 2023-08)

• Consulted as Senior Android Engineer across clients; most recently for a UK retail app.
• Owned basket, checkout, wishlist, and product-details domains; delivered end-to-end features with strong quality.
• Integrated Google Pay and prototyped AR use cases.
• Strengthened CI/CD for Android to increase release reliability.

Android Tech Leader at Globo.com (2020-05 – 2021-09)

• Led design and delivery of Globoid, an Android authentication/authorization SDK (OIDC) used across all Globo mobile apps and reaching 250 million users.
• Defined SDK architecture and security standards; reviewed code for performance, scalability, and compliance, and implemented secure token storage and session management to support large-scale adoption.
• Partnered with product teams to integrate the SDK across form factors, including Android TV; produced samples, documentation, and onboarding materials to accelerate adoption.
• Mentored engineers and aligned UX with Android guidelines while maintaining comprehensive integration documentation and support.

Android Developer at Various (2016 – 2020)

• Started native Android development in 2016 and progressed from small apps to production-grade products.
• Delivered features across media, payments, and conversational interfaces; integrated with device capabilities and backend services.
• Focused on clean code, modularization, testing, and release discipline to improve reliability and maintainability.
• Collaborated with cross-functional teams and contributed end-to-end across the product lifecycle.

Bachelor – Universidade de Caxias do Sul (2007 – 2013)