Full stack Developer (AI Harness Codebase Hardening) - 4+ months - Remote + some on site work in Germany - Start August
For our international client, we are currently looking for an experienced Full stack Developer (AI Harness Codebase Hardening).
Your main task is to support the client in the technical audit, hardening and cloud migration of an existing AI harness codebase.
The project focuses on the backend optimization of Python-based FastAPI and services, the containerization and deployment of the application to AWS via Docker, the implementation of automated test suites and the frontend integration of Figma-based AI interface designs utilizing TypeScript, HTML and CSS.
Tasks:
* Full stack development
* Provision of hardened backend source code, Dockerized AWS infrastructure deployments, automated test frameworks and responsive Figma-integrated frontend modules
* Technical Audit, Review, and Refactoring of the existing AI harness codebase (Python, JavaScript/TypeScript) to optimize maintainability, performance & code quality
* Development and Maintenance of FastAPI backend services and integration layers
* Containerization of application components utilizing Docker configurations and multi-stage build scripts
* Migration and Deployment of the application architecture from local environments to the designated AWS cloud ecosystem
* Configuration of version control workflows and CI/CD pipeline integration components (, GitHub Actions, Azure DevOps) to facilitate automated deployment routines
* Design automated testing strategies
* Execution of code quality auditing, static analysis, linting, and formatting routines (, Ruff, Black, ESLint) to verify structural integrity
* Technical Interpretation and Implementation of Figma design tokens, component specifications, and handoff files into responsive frontend codebases using TypeScript, HTML and CSS
* Development of user interfaces for AI-driven features
* Creation of technical documentation detailing system architecture, API schemas, and maintenance workflows
Requirements:
* Strong project experience as Full stack developer
* Strong project experience with frontend codebases using TypeScript, HTML and CSS
* Cloud migration experience
* Project experience in AI Driven environments
* Project experience in AI Harness Codebase Hardening
* Experience with Python, JavaScript/TypeScript
* Project experience with Figma - preferred
* Experience with CI/CD pipeline integrations (, GitHub Actions, Azure DevOps)
* Experience in international project environments
* Strong communication skills
* Fluency in English
Project details:
* Start: asap, August
* Duration: 4 months (+ option to extend)
* Workload: 5 days per week
* Location: Mainly remote, first two months 1-2 days/week on site in Germany
* Languages: Fluency in English, German nice to have
Telephone interview slots with our client can be arranged at short notice with a decision immediately thereafter.
Reference
CR/135816_1785233611
Date
28 Jul 2026
Full stack Developer • Germany
Desenvolvedor(a) Full Stack Sênior.A Tivit busca um(a) Desenvolvedor(a) Full Stack Sênior para atuar no desenvolvimento, evolução e sustentação de produtos e serviços de alta complexidade.O profiss... Mehr anzeigen
Develop and maintain Java-based software components.Implement new functionality and enhancements across the NIRIS platform.Upgrade and modernize Java modules to supported LTS versions.Develop and m... Mehr anzeigen
Design, develop, and maintain WordPress-based web properties, including custom themes and plugins.Build and update landing pages, campaign pages, and site sections in close collaboration with Marke... Mehr anzeigen
Location: Remote | Full-Time | Long-Term | Hybrid option (Manila-based only).We’re looking for a creative, hands‑on SEO specialist who’s ready to jump in and make an impact.Not weeks from now, but ... Mehr anzeigen
Develop Content Hub modules, themes, and templates working directly from Figma design files and development notes in Asana.Build dynamic pages powered by HubDB tables, ensuring content is accuratel... Mehr anzeigen
Staff CX Forward Deployed Engineer.The company is an intelligent orchestration platform for DevSecOps.It enables organizations to increase developer productivity, improve operational efficiency, re... Mehr anzeigen
Lead delivery and technical quality across query serving, indexing, availability, and the APIs and contracts other teams depend on.Set technical direction for the search stack, including engine arc... Mehr anzeigen
Visa Type :- All Visa applicable which are ready for W2 except H1B.Education: Bachelor’s degree in Computer Science, Information Technology, or a related field.Experience: Proven experience as a Ve... Mehr anzeigen
OpenRent | London, UK | Full‑Time | ONSITE+PART REMOTE |.What sucked the last time you rented a house or flat? Come and fix it.OpenRent is a force for good in an industry tarnished by rip‑off agenc... Mehr anzeigen
A Stefanini busca um Desenvolvedor Full Stack Sênior para atuar no desenvolvimento e manutenção de aplicações web.O profissional será responsável por implementar microsserviços e APIs RESTful, part... Mehr anzeigen
Bloomwell - React/Node Fullstack Engineer (m/w/d)*.Use your passion for a great user experience and your technical skills to help patients get the right treatment without jumping through hoops such... Mehr anzeigen
Mountain View, CA (Hybrid) — open to remote for the right candidate | Full-time.Kognitos is a neurosymbolic agentic AI platform that automates finance, accounts payable, healthcare, and IT workflow... Mehr anzeigen
Tap Payments is revolutionizing online payments across the MENA region by connecting businesses with simple, unified payment experiences.We need exceptional talent to help us on this journey.Our te... Mehr anzeigen
Full Stack Web Developer with a minimum of 2-3 years of experience in building modern, scalable, and high-performance websites and web applications.The ideal candidate should have strong expertise ... Mehr anzeigen
Role Type: Contract / Consultant.Work Mode: Remote (Flexible / Hybrid).We are seeking a skilled Remote Contractor / Consultant with 1–3 years of hands‑on experience in Python, HTML, CSS, and JavaSc... Mehr anzeigen
As a Senior Software Development Engineer, you’ll lead the delivery and ongoing support of projects from end-to-end.Contribute to the design of new features.Advocate for standard methodologies.Faci... Mehr anzeigen
Job Location: Remote (able to travel to NYC regularly).Work Eligibility: All Work Authorizations are Permitted – No Visa Transfers.Key: AWS SDK, EC2, S3, Lambda, TypeScript, SAM, Node.Design, devel... Mehr anzeigen
Full Stack Developer (m/w/d) - Node.Full Stack Developer (m/w/d) - Node.Full Stack Developer (m/w/d) - Node.Full Stack Developer (m/w/d) - Node.Get AI-powered advice on this job and more exclusive ... Mehr anzeigen
Java, Kotlin, or other object-oriented languages, and modern web frameworks such as React.Proficient with modern web standards and technologies (e.Proficient with non-relational data stores (e.Expe... Mehr anzeigen
OpenAI’s Forward Deployed Engineering team partners with customers to turn research breakthroughs into production systems.We operate at the intersection of customer delivery and core platform devel... Mehr anzeigen
