
Senior Full-Stack Python Developer
Core Code io
Job description
We are looking for a
Senior Full-Stack Python Developer
to join our engineering team and build scalable products across the backend and frontend. This is a high-ownership role where you’ll work closely with the client, contribute to technical decisions, and deliver features from design through deployment.
Key Responsibilities
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Design, build, and maintain scalable web applications using Python and modern frontend frameworks
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Develop and integrate RESTful APIs and/or GraphQL
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Own features end-to-end, from technical design through deployment and monitoring
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Collaborate with product managers, designers, and engineers to deliver new features
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Write clean, tested, and maintainable code and participate in code reviews
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Identify and resolve performance and scalability issues
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Mentor junior and mid-level engineers
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Contribute to architecture, technical roadmaps, and engineering best practices
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Improve CI/CD pipelines, testing practices, and developer tooling
Requirements
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Based in Brazil or New York, USA
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5+ years of professional software development experience with strong Python expertise
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Experience with Django, Flask, or FastAPI
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Strong JavaScript/TypeScript experience with React, Vue, or Angular
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Experience designing, building, and consuming RESTful APIs
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Strong knowledge of relational databases such as PostgreSQL or MySQL and SQL
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Experience with an ORM such as Django ORM or SQLAlchemy
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Proficiency with Git, pull requests, code reviews, and CI/CD workflows
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Familiarity with AWS and cloud infrastructure
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Strong fundamentals in data structures, algorithms, testing, and system design
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Excellent English communication skills and ability to work cross-functionally
Work Model
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Brazil: Remote
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New York: On-site at 30 Hudson Yards, New York, NY
*By applying to this position, we’ll create your
Simera Professional Key (SPK)
— a unique key that helps you connect with employers, stand out, and secure the right match.*