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Fullstack Software Engineer
Job summary
A leading tech company is looking for an experienced Fullstack Software Engineer to work remotely on groundbreaking AI projects. Ideal candidates will have over 10 years of experience and must have been employed full-time at a Top 50 tech company. You will focus on building applications and improving AI model performance. The opportunity requires excellent full-stack development skills and the flexibility for up to 40 hours a week. Apply now with your CV to join a diverse team dedicated to innovation.
Qualifications
- 10+ years of professional experience in software engineering.
- Must have worked full-time at a Top 50 Tech Company.
- Proven expertise in full-stack development with production-ready applications.
Responsibilities
- Work on improving LLM performance on code tasks.
- Lead delivery of AI agent use cases like coding copilots.
- Evaluate and review model-generated code.
Skills
Education
Job Title: Fullstack Software Engineer
Clients: Top 50 Tech Companies Only)
Domain: Information Technology (IT)
Location: Remote – US, Canada, Western Europe, Australia
Contract Type: Contractor
Pay Rate: USD $50 – $125 per hour
Experience Required: 10 – 25 years
Engagement: Minimum 10 hours/week (up to 40 hours/week, partial PST overlap required)
Contract Duration: 1 month (extensions based on performance)
Our client is seeking top-tier Fullstack Software Engineers to work on cutting-edge AI and software development projects.
You’ll play a critical role in building datasets, evaluating large language model (LLM) outputs, and developing real-world fullstack applications.
This opportunity is ideal for engineers with strong fullstack development experience from top 50 tech companies, who are excited to contribute to the next generation of AI-assisted software systems.
- Work across multiple projects to improve LLM performance on code tasks.
- Lead end-to-end delivery of AI agent use cases (e.g., coding copilots, creative assistants).
- Evaluate and review model-generated code for accuracy, maintainability, and performance.
- Analyse and provide structured, written rationales for code quality and rankings.
- Collaborate with the client´s teams to identify edge cases and improve model behaviour.
- 10+ years of overall professional experience in software engineering.
- Must have worked full-time at a Top 50 Tech Company:
- Minimum 1 year if US-based
- Minimum 2 years if based elsewhere
(Top 50 Tech Companies list provided in screening)
- Experience as a Software Engineer (not Data Scientist) in these companies.
- Proven expertise in full-stack development, including:
- Building production-ready applications
- Software architecture, design, and debugging
- Code quality and peer review practices
- Citizen or valid work permit holder in the country of residence.
- Candidates with experience only as Data Scientists
- Contractor/part-time experience at top 50 companies, must have been employed there in the past
- Candidates without valid work permits
- Degree from a Top Global University
- Exposure to modern cloud-native and scalable architectures
- Flexible hours: 10–40 hours/week
- Partial PST overlap required
- Type: Contractor (no paid leave or benefits)
To apply, please submit your CV and a cover letter detailing your relevant experience and qualifications for the role. Applications will be reviewed on a rolling basis, so early submissions are encouraged.
We value diversity and are committed to creating an inclusive work environment. We encourage applicants from all backgrounds to apply.
Elvis Eckardt
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.