Sr Full Stack Engineer

At F5, we strive to bring a better digital world to life. Our teams empower organizations across the globe to create, secure, and run applications that enhance how we experience our evolving digital world. We are passionate about cybersecurity, from protecting consumers from fraud to enabling companies to focus on innovation.

Everything we do centers around people. That means we obsess over how to make the lives of our customers, and their customers, better. And it means we prioritize a diverse F5 community where each individual can thrive.

Role Summary

F5 is growing its  AI Security team  and is looking for an ambitious, versatile, and self-driven  Backend Software Engineer . In this role, you will design, develop, test, and maintain scalable backend applications that power  world-first AI Security solutions . Your contributions will be  crucial to building out our AI Security web application , ensuring robust, reliable, and cutting-edge technology to successfully meet business and customer needs.

This role offers an exciting opportunity to collaborate with a multidisciplinary team, solve technically challenging problems, and grow professionally in a culture that values innovation, collaboration, and team excellence.

Tech Stack We Use

- Backend:  Python, FastAPI, Pydantic, uvicorn

- Frontend:  Typescript, Vue3, Vite

- Source Control:  GitLab

- Continuous Delivery:  ArgoCD

- Deployment:  AWS (Dockerized applications, Helm charts, Kubernetes)

Key Responsibilities

Build and Deliver Exceptional Technology

- Design, develop, and maintain  scalable backend applications , SDKs, and tools to support AI Security solutions at scale.

- Collaborate with the  product, QA, frontend, and data science teams  to deliver seamless, user-friendly, high-performance software.

- Write  clean, efficient, and maintainable code , adhering to F5’s best practices in software development and secure coding.

Ensure Quality, Performance, and Architecture

- Test, troubleshoot, and optimize backend services to ensure maximum scalability, performance, and reliability.

- Architect backend features based on  best practices in modern software design  and  scalable architecture patterns .

Continuous Improvement and Collaboration

- Proactively suggest and implement  solutions  to challenges encountered during development cycles.

- Thrive in a  collaborative environment , working cross-functionally to ensure alignment with business and technical goals.

- Stay updated with  emerging technologies , leveraging new tools and features where appropriate to improve backend systems.

Qualifications and Skills

Required Experience

- At least  5 years’ experience  developing server-side applications using Python, FastAPI, or equivalent frameworks.

- Strong understanding of  database technology , including platforms like PostgreSQL or MySQL.

- Demonstrated expertise in  building, debugging, and maintaining RESTful APIs  and multi-service backend systems.

- Excellent troubleshooting skills to debug and analyze complex software systems.

- A passion for owning and delivering  high-quality backend solutions  that meet business and customer needs.

Core Skills

- Critical Thinking:  Structured problem-solving approach when debugging and troubleshooting multi-service applications.

- Collaboration:  Proven ability to work both independently and as part of a larger engineering team.

- Communication:  Clearly communicate ideas, features, and risks to technical and non-technical collaborators.

- Time Management:  Ability to prioritize and manage multiple tasks effectively while meeting deadlines.

Preferred Skills

- Familiarity with  Dockerized applications , Kubernetes, and cloud environments like AWS.

- Hands-on experience with testing and delivery pipelines, including  automated CI/CD workflows  (e.g., ArgoCD).

- Knowledge of secure coding practices and deploying applications in  mission-critical production environments .

Why Join the F5 AI Security Team?

At F5,  Backend Engineers  are critical to building AI-driven, scalable solutions that deliver empowerment and innovation to customers across the globe. Here’s why you’ll love it here:

- Technical Excellence:  Work with modern technologies and solve unique technical challenges in the rapidly evolving AI Security space.

- Impactful Collaboration:  Partner with cross-functional teams to create features that solve meaningful customer problems.

- Growth Opportunities:  Advance your skills and career while contributing directly to world-first AI security innovations.

- Supportive Work Culture:  We foster a collaborative team where diverse perspectives and continuous improvement drive our success.

What Success Looks Like

As a  Backend Software Engineer  at F5, success is demonstrated by your ability to:

- Deliver high-quality, scalable backend services that enhance the capabilities of our AI Security products.

- Collaborate seamlessly with cross-functional teams to align engineering solutions with product goals.

- Maintain a growth mindset, adopting modern technologies and improving backend architecture to meet current and future needs.

- Troubleshoot and resolve complex production issues, minimizing downtime and ensuring system reliability.

#LI-SS5

The Job Description is intended to be a general representation of the responsibilities and requirements of the job. However, the description may not be all-inclusive, and responsibilities and requirements are subject to change.

Please note that F5 only contacts candidates through F5 email address (ending with @f5.com) or auto email notification from Workday (ending with f5.com or @myworkday.com ) .

Equal Employment Opportunity

It is the policy of F5 to provide equal employment opportunities to all employees and employment applicants without regard to unlawful considerations of race, religion, color, national origin, sex, sexual orientation, gender identity or expression, age, sensory, physical, or mental disability, marital status, veteran or military status, genetic information, or any other classification protected by applicable local, state, or federal laws. This policy applies to all aspects of employment, including, but not limited to, hiring, job assignment, compensation, promotion, benefits, training, discipline, and termination.  F5 offers a variety of reasonable accommodations for candidates . Requesting an accommodation is completely voluntary. F5 will assess the need for accommodations in the application process separately from those that may be needed to perform the job. Request by contacting [email protected] .