Fullstack Software Engineer

Costa Rica
Autónomo
Tiempo parcial

Hace 1 mes

At Elvis Eckardt Recruitment & Sales Solutions Limited, we're not just your average recruiters or HR professionals.We're a team driven by passion, committed to revolutionizing the way you experience recruitment and HR.With over a decade of hands-on experience, we've honed our craft and specialize in delivering exceptional Recruitment and HR Solutions to SMEs, Start-Ups, and even the industry giants like the Big Four.Our journey started from the ground up, and that's what makes us stand out – we're a bootstrapped endeavour that's all about connecting with businesses and candidates alike on a personal level.We understand that one size doesn't fit all. That's why our approach to recruitment goes beyond the mundane.Our aim is simple, yet profound – to exceed your expectations and create tailor-made, practical, and memorable experiences for you, whether you're a client looking for the perfect addition to your team, a candidate seeking the next big opportunity, or a partner sharing our vision.At the heart of our mission is the drive to add real value to your operations. We're not here to simply provide solutions; we're here to optimize your entire Recruitment and sales processes, helping you achieve your goals more effectively.Whether you're curious and want to learn more, need help finding exceptional freelancers, require headhunting expertise, or are looking for executive search services, our comprehensive Service Portfolio is just a few clicks away here on our website.Let's make this personal. Reach out to us today at hello@elvis-eckardt.com, and let's embark on this exciting journey together – where Recruitment and Sales Solutions meet a personal touch.The RoleJob Title: Fullstack Software EngineerClients: Top 50 Tech Companies Only)Domain: Information Technology (IT)Location: Remote – US, Canada, Western Europe, AustraliaContract Type: ContractorPay Rate: USD $50 – $125 per hourExperience Required: 10 – 25 yearsEngagement: Minimum 10 hours/week (up to 40 hours/week, partial PST overlap required)Contract Duration: 1 month (extensions based on performance)About the RoleOur 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.Key Responsibilities

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 Turing teams to identify edge cases and improve model behaviour.

Application Process: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.Equal Opportunity Employer:We value diversity and are committed to creating an inclusive work environment. We encourage applicants from all backgrounds to apply.Ideal ProfileMust-Have Requirements * 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.

Nice to Haves

Degree from a Top Global University
Exposure to modern cloud-native and scalable architectures

Engagement Details

Flexible hours: 10–40 hours/week
Partial PST overlap required
Type: Contractor (no paid leave or benefits)

Strict No-Gos

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

What's on Offer?

Excellent career development opportunities
Great work environment
Attractive salary & benefits

Snaphunt

Postularse