Senior Software Engineer, Full Stack (Python, React)
Calling All Upstarters!
SENIOR FULLSTACK, WANTED!
We are Upstart 13. We are humble, hungry, and competent people who are radically changing the expectations and experience of outsourcing for all participants by challenging barriers that create inequality and by bringing down borders in technology for people everywhere. We’re all about delivering value and doing big things. We have become a game-changer for teams around the world who look to Upstart’s services as a differentiator.
Job Description:
We’re looking for a Senior Full Stack Software Engineer located in Latam who can take ownership of both the front-end and back-end components of our AI-powered platform. You’ll play a key role in developing intuitive user interfaces and integrating with mission-critical backend APIs, including those for payments, smart access control systems, and platforms like Airbnb. Your work will directly impact the scalability, reliability, and maintainability of our core products.
Responsibilities:
- Design and build responsive, high-quality UIs using React.js or Next.js.
- Develop robust backend services and APIs using Python (preferred) or Node.js.
- Integrate third-party APIs (e.g., Stripe, Airbnb, digital gate systems).
- Write clean, scalable, and maintainable code with strong test coverage.
- Collaborate cross-functionally with product, design, and other engineering teams.
- Take architectural ownership and drive forward best practices in system design.
Qualifications
Experience:
- Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field.
- 5+ years of experience in full-stack development.
Technical skills:
- Deep knowledge of React.js or Next.js.
- Strong backend expertise in Python.
- Knowledge about Node.js.
- Experience integrating with third-party APIs (e.g., Stripe, Booking/Airbnb).
- Proficiency in designing scalable software architecture.
- Excellent debugging, documentation, and testing practices.
- Experience with SMS services such as Twilio.
Soft skills:
- Exceptional verbal and written communication skills, including fluency in English.
- Strong problem-solving skills and ability to proactively address challenges.
- Detail-oriented mindset with a commitment to delivering high-quality work.
- Ownership and ability to work independently.
Bonus skills:
- Experience with microservices architecture.
- Familiarity with AWS, Azure, or other cloud platforms,
- Understanding of CI/CD pipelines.
Why Upstart13?
- We put people first at Upstart 13! We believe the world is filled with amazing people and we are willing to go to great lengths to seek out others who share our values to join our cause of bringing down borders in technology for people everywhere.
- We develop leaders at Upstart 13, we focus on what matters to do meaningful work, we own our shit, we stay curious, and we understand responsibility leads to
giving. We do big things together!
Perks:
- Job type: Project-based, full-time job.
- Fully remote.
- USD competitive salary.

Are you ready to join our cause? Be sure to ask, “Why 13?”
- Department
- Software Development
- Role
- FullStack Developer
- Remote status
- Fully Remote
- Employment type
- Full-time

About Upstart 13
We build software people love #BeYou #ShowYouCare #SolveProblems
We aimed to disrupt the industry; it was overdue and needed. Outsourcing had run its course in its current form.
Customers faced bad quality and unpredictability; engineers were left with menial tasks.
Everyone wanted more, and we could offer it. Inspired by LATAM culture, fueled by its people, and shaped by our mission,
Upstart 13 was born
Senior Software Engineer, Full Stack (Python, React)
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