Overview
Freelance Software Developer (Java) - Quality Assurance / AI Trainer.
This opportunity is for candidates currently residing in the specified country.
Please submit your resume in English and indicate your level of English proficiency.
At Mindrift, innovation meets opportunity.
We believe in using the power of collective intelligence to ethically shape the future of AI.
The Mindrift platform connects specialists with AI projects from major tech innovators.
Our mission is to unlock the potential of Generative AI by tapping into real-world expertise from across the globe.
The Role
GenAI models are improving quickly, and one of our goals is to make them capable of addressing specialized questions and achieving complex reasoning skills.
If you join the platform as an AI Tutor in Coding, you'll have the opportunity to collaborate on these projects.
Typically you might:
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluation of large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages
- Adapting guidelines for new domains and use cases
- Following project-specific rubrics and requirements
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
Note: Flexibility and quick adaptation to new requirements are essential.
How To Get Started
Simply apply to this post, qualify, and get the chance to contribute to projects that match your technical skills, on your own schedule.
From coding and automation to fine-tuning AI outputs, you'll play a key role in advancing AI capabilities and real-world applications.
Responsibilities
- Code generation and code review
- Prompt evaluation and complex data annotation
- Training and evaluation of large language models
- Benchmarking and agent-based code execution in sandboxed environments
- Working across multiple programming languages
- Adapting guidelines for new domains and use cases
- Following project-specific rubrics and requirements
- Collaborating with project leads, solution engineers, and supply managers on complex or experimental projects
Requirements
- You hold a Bachelor's or Master's Degree in Computer Science, Software Engineering, Software Development, Computer Engineering, Mobile App Development, Cloud Computing, Data Science, Big Data or related fields
- You have at least 3 years of professional experience in Java 17+, including streams API and concurrent programming
- Your level of English is advanced (C1) or above
- Hands-on experience with JUnit 5, TestNG, Mockito, and TestContainers
- Proficiency with build tools (Maven, Gradle), IDEs (IntelliJ IDEA), and CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI)
- Experience with the Spring ecosystem (Spring Boot, Spring Data, Spring Security), JPA/Hibernate
- Strong understanding of JVM internals, garbage collection, performance optimization, and design patterns
- Experience with messaging systems (Kafka, RabbitMQ) and microservices architectures
- Practical use of AI-assisted tools for refactoring, performance analysis, and test generation
- Familiarity with cloud platforms (AWS, Azure), containers, and Kubernetes
- Strong skills in JVM profiling (JProfiler, VisualVM) and debugging
- Willingness to learn new methods, switch between tasks and topics quickly, and work with challenging, complex guidelines
- Remote freelance role requires only a laptop, internet connection, time available, and enthusiasm
Benefits
- Get paid for your expertise, with rates that can go up to $20/hour depending on your skills, experience, and project needs
- Part-time, remote freelance project that fits around your commitments
- Work on advanced AI projects and gain valuable experience for your portfolio
- Influence how future AI models understand and communicate in your field of expertise
Seniority level
Employment type
Job function
- Other
- Industries
- IT Services and IT Consulting
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