Senior Software Engineer - .NET, Node.js, Python (531)

Want to get to the next step in your international career? Ready to take the next step in your international career? We can support you! Ubiminds is a GPTW-certified, people-first company that partners with American software product companies to scale their global teams. We connect top LATAM talent with international product companies while providing full employer-of-record support and long-term career development. In this opportunity, you will join an engineering team responsible for building and evolving a critical Integrations Product Line, focused on enabling seamless communication between internal systems and third-party platforms. This role centers on designing scalable integration solutions, maintaining high-quality code, and ensuring reliable data flows across a cloud-based SaaS ecosystem. Challenge We are looking for a Senior Software Engineer who enjoys solving integration challenges and building reliable backend systems. In this role, you will become a key contributor to the platform, working across multiple areas of the codebase when needed. You will collaborate closely with engineers and cross-functional teams to design new initiatives, solve complex technical problems, and improve engineering standards. Success in this role requires balancing scalability, maintainability, and delivery speed while ensuring the platform remains reliable and easy to evolve. What you'll do Design and develop scalable integrations between internal systems and third-party platforms. Build and maintain backend services using .NET, C#, Node.js, Python, and Django. Write clean, maintainable, and easy-to-understand code. Participate in architecture discussions and contribute to technical designs. Review peers’ code and provide constructive feedback. Mentor engineers and promote knowledge sharing across the team. Troubleshoot and resolve complex production issues. Apply risk-based technical decision-making throughout the software lifecycle. Ensure automated testing is implemented across all levels of the test pyramid. Create technical documentation and communicate solutions through written and verbal presentations. Collaborate with Product and Engineering teams in a distributed environment. In order to succeed in this position, you will need: Mandatory skills 5+ years of Software Engineering experience, focused on backend development and integrations. Strong experience with .NET and C#. Solid experience with Node.js, Python, and Django. Hands-on experience building cloud-based SaaS applications. Strong knowledge of AWS services and cloud best practices. Experience with authentication and identity standards such as OAuth and SAML. Experience designing and consuming REST APIs. Familiarity with API testing tools such as Postman. Strong experience with SQL Server. Experience writing unit tests and automated test suites. Ability to work effectively in globally distributed teams. Strong English communication skills.

Nice to Have

Experience with PostgreSQL, Aurora, or DynamoDB. Familiarity with Celery. Experience using Insomnia for API testing. Experience integrating real-time communication technologies such as WebRTC. Knowledge of Docker and CI/CD pipelines. Experience with frontend development using React. AWS certifications. Experience mentoring engineers and influencing engineering practices. Experience working with ATS platforms such as Workday, SmartRecruiters, iCIMS, or SuccessFactors. Perks and Benefits As a Senior Software Engineer @Ubiminds, you: Work as part of an international product engineering team. Receive full back-office support, including HR and career guidance. Enjoy a 100% remote work model. Get a company-provided laptop. Access free English lessons with native speakers. Participate in internal tech communities and growth initiatives. Become eligible for our referral bonus program. Optionally use our Florianópolis office with snacks, games, and weekly massages. How our process works Interview with Tech Recruiter. Client interview process (may include technical assessments). Offer 🎉 \n \n Apply To This Job