**Your opportunity has arrived at 3S Checkout!** If you’re looking to transform your career and join a team that values innovation, collaboration, and continuous development, this is the ideal chance! We are seeking professionals who bring experience, passion, and a desire to grow. If you have knowledge of the dynamics and particularities of the Retail, POS (Point of Sale), and Food Service sectors, **now is your time to shine**. **Responsibilities and duties** * Guide the development team, conduct code reviews, deliver training sessions, and promote the team’s continuous improvement. * Collaborate with stakeholders and lead the definition of requirements, technical specifications, and solution architecture, ensuring alignment with business objectives. * Develop, update, and maintain robust applications in Python, implementing scalable and high-performance solutions. * Ensure effective system integration via WebServices, document code and software architectures, and guarantee interoperability among solutions. * Lead agile processes, coordinate development cycles, plan deliveries, and address critical or performance-related issues. * Continuously seek improvements in project architecture, adopt best practices, and stay updated on market technological trends. **Requirements and qualifications** * Experience with Python 3\.7\+ and familiarity with earlier versions, plus in-depth knowledge of standard libraries and frameworks such as Django, Flask, and FastAPI. * Frontend and Integration: Proficiency in JavaScript, React, HTML, and CSS, with experience building responsive and intuitive interfaces. * Knowledge of relational databases (e.g., PostgreSQL, SQLite, Oracle, SQL Server) and familiarity with NoSQL solutions. * System integration via WebServices, RESTful APIs, microservices architecture, and, where applicable, GraphQL. * Creation and maintenance of automated tests (unit, integration) and application of sound development practices and coding standards. * Proficiency with Git and hands-on experience with CI/CD processes, agile methodologies (Scrum, Kanban), and DevOps practices. **Additional information** **Benefits: caring for you and your growth** **Meal allowance**: R$660 per month; **Life insurance**: fully covered by the company; **Health insurance**: 70% covered by the company, based on the employee’s age; for dependents under the Health Plan, 100% of the cost is borne by the employee, according to age. **Dental insurance**: fully covered by the company. **Transportation allowance (VT)**: provided as needed (deduction of up to 6% of salary); **Birthday gift card** (with unrestricted balance). **Join a team that values your talent and potential in every way!** Come transform the dining experience across restaurants throughout Brazil—alongside us. Together, we’ll build an even more digital, practical, and innovative future! All our job openings are open and inclusive for People with Disabilities (PCDs). **Do you identify with this? Apply now and join our phenomenal team!** If you feel you don’t meet all the requirements for this position, we still encourage you to apply. We know that confidence gaps and imposter syndrome can prevent incredible people from landing their dream jobs—and we don’t want that to happen to you. Founded in 2006, E\-Deploy is a Brazilian technology company specializing in developing innovative enterprise management solutions, with a focus on retail. With a highly qualified team, we offer services ranging from retail-tailored solutions to the development and maintenance of fully customized web and mobile solutions. We work with large-scale clients, delivering comprehensive and innovative solutions. Serving our clients with commitment and agility is what drives us. Certified by Great Place to Work (GPTW), we are a company focused on developing our employees and believe that innovative actions are driven by innovative people—collaborative thinkers, intellectually curious, and with an owner’s mindset. Join the digital transformation journey with E\-Deploy