Full Stack Engineer

🧠 About Cortex

Cortex is the enterprise Internal Developer Portal built to accelerate the path to engineering excellence. Customers like Blackstone, Xero, and Fanatics use Cortex to abstract away complexity for developers with a single interface for all their engineering tools, templates, and tasks. By providing a clear view into the health and state of every software component, Cortex helps engineering teams drive progress to goals, optimize productivity, reduce technical debt, and build efficient software and teams.

📍Location

We’re fully remote and welcome candidates from anywhere in the US! We have all-company offsites a few times a year where we fly the whole team out to meet in person, build stronger relationships, kick off important projects, and have fun!

🤝 The Team

We are a mighty group of ~100 passionate individuals excited about building a product that developers love. We recently raised $60M in Series C Funding led by Scale Ventures (with participation from Sequoia, IVP, and others) to build the future of developer experience. You can read more about it here.

💼 Job Summary

We are seeking a Full Stack Engineer to join our team and play a key role in building the core platform that powers our developer portal. This role blends backend systems thinking with frontend experience design. You’ll work across the stack to ship reliable, scalable, and user-friendly features for developers at leading enterprises—and help shape the future of internal developer tooling.

⚙️ Responsibilities

• Design, implement, and maintain both backend services and frontend interfaces across our developer portal
• Own features end-to-end—from technical design and implementation to deployment and monitoring
• Collaborate cross-functionally with Product, Design, and customers to deliver thoughtful, scalable solutions
• Build and maintain reliable, high-performing systems and intuitive user interfaces
• Write clean, testable, and maintainable code that follows best practices and modern standards
• Participate in operating our systems in production, including Incident Response on a rotational basis
• Contribute to improving engineering processes, tooling, and code quality
• Take ownership of functionality your pod ships—backend and frontend alike

✔️ Qualifications

• Bachelor’s degree in Computer Science or related field, or equivalent practical experience
• 3+ years of full stack development experience, or specialization in either frontend or backend with deep exposure to the other
• Proficient in building and scaling modern web applications using React (or similar) on the frontend
• Strong backend experience with RESTful APIs, distributed systems, microservices, and cloud platforms (e.g. AWS, GCP)
• Hands-on experience with modern databases such as Postgres, MySQL, MongoDB, etc.
• Solid understanding of software design patterns, data structures, algorithms, and web development best practices
• Strong communication skills and a collaborative mindset

🌴 Perks & Benefits

• Competitive salary and equity
• National medical, dental & vision insurance (we cover 100%!)
• Fully covered life insurance
• $400 monthly perks stipend 
• $1000 yearly Learning & Development stipend
• 401k plan
• Pet Insurance
• Unlimited PTO
• Remote & flexible working hours
• Gender-neutral parental leave
• All-Company Retreats (previously San Diego, Miami, Austin, New York City)

✏️ Noteworthy

Our job titles may span more than one career level. The base pay for this role starts between $135,000 - $175,000. The actual base pay is dependent upon many factors, such as training, transferable skills, work experience, business needs, and market demands. The base pay range is subject to change and may be modified in the future. This role is eligible for equity and benefits.

Cortex is committed to a diverse and inclusive workplace. Cortex is an equal opportunity employer and does not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status. For individuals with disabilities who would like to request an accommodation, please email [email protected]