Full-Stack Engineer: Build Scale, APIs & Frontend

Selby Jennings; Key Biscayne (FL); On-site; USD 110,000 - 170,000; Full time

Job summary

Selby Jennings is seeking a software engineer to develop and deliver new functionality across the application stack, from backend services and databases to modern web interfaces. The role involves troubleshooting production issues, building integrations with external platforms, and collaborating with product and engineering teams to define requirements and implement high-impact solutions.

You will participate in code reviews, contribute to technical design discussions, and work toward improving

Qualifications

• 3-8 years of professional software engineering experience.
• Strong experience building backend applications with Python-based frameworks.
• Experience working with ORM tools and relational databases.
• Hands-on frontend development experience using modern JavaScript frameworks and TypeScript.
• Strong understanding of API design, development, and integration patterns.
• Comfortable enhancing and maintaining large-scale production applications and existing codebases.

Responsibilities

• Develop and deliver new functionality across the application stack, from backend services and database architecture to modern web interfaces
• Troubleshoot, analyze, and resolve issues impacting production systems and user workflows
• Build and support integrations with external platforms and enterprise systems, including API-driven services and automated data exchange processes
• Partner closely with product, engineering, and other stakeholders to define requirements and deliver high-impact solutions
• Participate in code reviews and contribute to technical design discussions and engineering best practices
• Help improve platform stability, scalability, security, and overall system performance

Skills

Python

Backend frameworks

ORM & DBs

Frontend TS/JS

API design

Production systems

Job description

Selby Jennings is seeking a software engineer to develop and deliver new functionality across the application stack, from backend services and databases to modern web interfaces. The role involves troubleshooting production issues, building integrations with external platforms, and collaborating with product and engineering teams to define requirements and implement high-impact solutions.

You will participate in code reviews, contribute to technical design discussions, and work toward improving