• Analyze and understand existing PHP and Go services. • Identify technical debt, architectural bottlenecks, and performance risks. • Design and implement structured refactors to improve scalability, maintainability, and security. • Leverage AI tools to accelerate refactoring and system redesign responsibly. • Build structured context pipelines to help AI understand systems. • Develop internal workflows for safer refactors, improved unit testing, and debugging acceleration. • Establish guardrails to ensure AI-generated code meets quality and security standards. • Design APIs and services in PHP (Symfony) and Go. • Maintain architectural standards (SOLID, clean architecture). • Improve observability and operational stability. • Mentor engineers in AI-assisted coding practices. • Define practical AI usage guidelines. • Drive measurable productivity improvements without compromising quality.

• Actively contribute to the architecture of the growing ecosystem of a platform • Implementing new features and extending/improving existing ones • Implementing tests • Fixing discovered bugs efficiently and effectively • Creating documentation • Working in the agile methodology and collaborating with a team • Supporting teammates • Attending daily standups with the Customer

• Re-imagining the future of education • Building games that optimize for pace of learning, not mindless engagement • Building experiences to educate and delight 2-year-olds • Improving application performance by profiling • Collaborate with the rest of the founding team to rapidly ship and iterate • Helping define our core values for effective software development

About the company  Side is a global video game development and services provider, offering technical and creative solutions to many of the largest developers and studios around the world. Founded in 2009 and drawing on 30+ years' experience from our parent company in Japan, Side has since grown to become a global force with 20 studios in 14 countries across North America, Europe, South America, and Asia.  Our industry-leading services include game development, art production, audio production, quality assurance, localization, localization QA, player support, community management, and datasets.  Help us bring stories to the world! Join a global team of passionate gamers and contribute to delivering unforgettable game experiences.    Experience our side of life. For more information, visit www.side.inc.  About the role  Side is looking for a Software QA - Manual Mobile Tester to test mobile apps and ensure top quality. You’ll write and run test cases, find and track bugs, and check how apps work with hardware and firmware. The role involves testing on iOS, Android, and web, using tools like Splunk, and working with Wi-Fi, BLE, and protocols like MQTT. Key Responsibilities:  - Develop, document, and maintain functional test cases and other QA artifacts, including test data, data validations, and automated scripts. - Collaborate with development and product teams to understand product changes and design effective test strategies. - Execute manual (white-box and black-box) and exploratory tests, ensuring comprehensive functional coverage. - Identify, thoroughly document, report, and track bugs through resolution. - Perform thorough regression testing after bug fixes. - Monitor and analyze system logs, crash logs, and backend traces (e.g., Splunk) to investigate issues. - Liaise with internal teams to understand system requirements and ensure quality deliverables. - Flash firmware onto embedded devices and validate firmware versions as part of the QA process. - Verify and test interactions between embedded firmware, hardware, and client applications (iOS, Android, Web). - Set up and validate connectivity using Wi-Fi, BLE, or Ethernet technologies. - Test and debug device-to-client communication using protocols such as MQTT, HTTP, RTSP, among others. - Stay up-to-date with emerging tools, frameworks, and QA strategies. - Support CI/CD practices by integrating QA processes into the development pipeline. Requirements  - Minimum 3 years of testing experience working with crash logs, system logs and backend traces.  - Understanding of how embedded firmware interacts with hardware and client applications (iOS, Android, Web).  - Experience with flashing firmware and validating firmware versions on devices.  - Working knowledge of Wi-Fi, BLE, or Ethernet setups.  - Familiarity with communication protocols (MQTT, HTTP, RTSP, etc.) used between firmware and client.  - API testing knowledge and experience - Candidate must reside within Brazil with legal right to live and work in Brazil. - Bonus Experience: Any API testing tools l(Postman, etc.) and front-end (mobile/web app) experience is highly desirable. What we offer:  - You will be working for the pre-eminent global provider of specialist services to the games industry and provided with full training and the opportunity to work on some of the biggest game clients, titles, projects, and tech in the world.  - Attractive remuneration, holidays, regular team competitions with great prizes; and inclusion into an extensive social calendar. Our environments thrive with collaborative teamwork with people from all around the world, different nationalities, and languages.  - A supportive community inclusive of LGBTQ+, and any age, ethnicity, religion, or disability. We care about the wellbeing of our employees and have a dedicated employee wellbeing program. We empower our people and offer regular progression opportunities to ensure our employees flourish.  - Learn as you work and be part of something real that changes the face of gaming - forever.  - Working with a global multi-lingual workforce with superb training and promotion and progression opportunities.    ALL APPLICATION MUST BE SENT IN ENGLISH  For more career opportunities, visit our career page: www.side.inc/careers