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What You’ll Do

• Build the backbone. Help design, build, and deploy core platform systems with the CTO – from the UI down to backend orchestration.
• Own end-to-end delivery. Lead full-stack projects, drive technical decisions, and ensure performance, scalability, and reliability from day one.
• Shape the interface between AI and humans. Work closely with the ML team to embed AI agents into workflows.
• Go beyond product tickets. As a founding engineer, help steer the roadmap, challenge assumptions, and contribute across engineering, product, and architecture.
• Contribute bold ideas and take initiative to push technical boundaries, driving the platform’s vision forward.

What You Bring

Front-end:

• Building user interfaces using HTML, CSS, and TypeScript
• Working with front-end frameworks like React, Angular, or Vue.js
• Ensuring responsive design and cross-browser compatibility
• Optimising application performance and load times

Back-end:

• Developing server-side logic and APIs in Python and using Django and FastAPI
• Managing and querying databases
• Implementing security measures and authentication
• Working with and maintaining servers and deployment infrastructure

Additional ownership:

• Extensive development and engineering experience
• Strong ability in JavaScript/TypeScript
• Experience with at least two major front-end frameworks: React and one other
• Familiarity with Python and other back-end languages like Java or Node.js
• Database experience (both SQL and NoSQL)
• Understanding of web protocols and REST APIs
• Optimising applications for scalability
• DevOps knowledge (CI/CD, deployment)
• Experience working in an Agile development environment
• Working in Cloud computing environments
• Experience with ML and LLMs is useful

Education and Qualifications (preferred but not essential)

• BSc/MSc in Computer Science, Physics, Engineering, or equivalent
• Prior startup experience – especially early-stage

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Want to put your job search on autopilot? Join our platform, complete a 6-minute AI screening interview, and get auto-applied to 100s of high-paying roles.

Sign up now at https://app.calyptus.co/auth/candidate/sign-up and let the opportunities come to you.