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Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, North Carolina, United States - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis, Spring Framework, Database Experience

Specialization
Candidates should have a Bachelor's or Master's degree in a relevant field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem, Android SDK, and various programming practices is required.

Experience Required
Minimum 2 year(s)

Freelance Mandarin On-Demand Interpreter US based at THE LANGUAGE GROUP

, , - Full Time

Skills Needed
Interpreting, Patient Confidentiality, Medical Terminology, Educational Terminology, Social Services Terminology, Interpersonal Skills, Customer Service, Time Management, Computer Skills, Fluency In English, Fluency In Mandarin, Interpreter Certification, Confidential Environment, High Speed Internet, Remote Work, Headset

Specialization
Candidates need a minimum of 3 years of interpreting experience and must possess relevant certifications. A strong command of medical, educational, and social services terminology in both languages is required.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

San Antonio, Texas, United States - Full Time

Specialization
Candidates must have a Bachelor's or Master's Degree in a related field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem, Android SDK, and experience with various frameworks and tools is required.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, Texas, United States - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Restful Apis, Spring Framework, Database

Specialization
Candidates must have a Bachelor's or Master's degree in a relevant field and at least 3 years of experience in Kotlin development. Strong knowledge of the JVM ecosystem, Android SDK, and experience with various frameworks and tools is required.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , United Kingdom - Full Time

Specialization
Candidates should have a Bachelor's or Master's Degree in a related field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem, Android SDK, and experience with various frameworks and tools is required.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Finland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Romania - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis, Spring Framework

Experience Required
Minimum 2 year(s)

Freelance Russian On-Demand Interpreter US based at THE LANGUAGE GROUP

, , - Full Time

Skills Needed
Interpreting, Patient Confidentiality, Medical Terminology, Educational Terminology, Social Services Terminology, Interpersonal Skills, Customer Service, Time Management, Computer Skills, Fluency In English, Fluency In Russian, Interpreter Certification, Confidential Environment, High Speed Internet, Headset, Interpreter Training

Specialization
Candidates need a minimum of 3 years of interpreting experience and relevant certifications. They must also demonstrate fluency in both English and Russian and possess good interpersonal and computer skills.

Experience Required
Minimum 2 year(s)

Senior Data Engineer (Freelance / B2B Contractor) at Hiflylabs

Budapest, Central Hungary, Hungary - Full Time

Skills Needed
Data Architecture, Lakehouse Solutions, Databricks, Snowflake, Azure, Aws, Technical Leadership, Sql, Python, Pyspark, Code Reviews, B2b Contractor Status

Specialization
Candidates must possess at least five years of experience in data engineering, demonstrating proficiency in cloud platforms (AWS or Azure) and data tools such as Databricks or Snowflake. Strong command of SQL, Python, or PySpark, along with excellent English and Hungarian communication skills, is mandatory, as is maintaining a valid B2B/Contractor status.

Experience Required
Minimum 5 year(s)

Freelance Software Engineer (Ruby on Rails) M/F/X at Trustpair

Paris, Ile-of-France, France - Full Time

Skills Needed
Ruby On Rails, Backend Development, Feature Design, Code Quality, Sdlc, Architecture, Testing, Api Development, Resilience, Scalability, Security, Code Reviews, Test Driven Development (Tdd), Pair Programming, Clean Code, Agile

Specialization
Candidates must possess 5 years of experience in Ruby (Rails) backend development, including the ability to design complex product features and experience working on rapidly growing, large-scale web applications. Fluency in English and experience in Agile environments, API development, and understanding scalability constraints are mandatory.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Norway - Full Time

Skills Needed
Kotlin, Ai, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Flows, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Secure Coding Practices

Specialization
Candidates must hold a Bachelor's or Master’s Degree in a relevant field and have at least 3 years of Kotlin development experience. Advanced English proficiency (C1 or above) is also required.

Experience Required
Minimum 2 year(s)

Freelance Physicist & Python Expert - AI Trainer at Mindrift

, , Germany - Full Time

Skills Needed
Physics, Python, Ai Evaluation, Numerical Validation, Professional Practice, Structured Scoring, Simulations, Calculations, Engineering Physics, Thermodynamics, Statistical Mechanics, Optics, Acoustics, C1 English, C2 English

Specialization
Candidates should have a degree in Physics or related fields and at least 3 years of professional physics experience. Strong proficiency in Python and written English at a high level is also required.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Ruby) - AI Trainer at Mindrift

Warsaw, Masovian Voivodeship, Poland - Full Time

Skills Needed
Ruby, Rspec, Bundler, Git, Linux Cli, Docker, Ci/Cd, Tdd, Debugging, Profiling, Code Optimization, Analytical Mindset, Communication, Ownership, Adaptability, Team Player

Specialization
Candidates should have a Bachelor's or Master's degree in Software Development or related fields and at least 3 years of professional experience with Ruby and its ecosystem. Advanced English proficiency (C1 or above) is required, along with experience in containerization and CI/CD pipelines.

Experience Required
Minimum 2 year(s)

Freelance Policy, Research & Advocacy Specialist at Mind Friend

Berlin, , Germany - Full Time

Skills Needed
Policy Understanding, Research Capability, Writing, Analytical Strength, Professional Reliability

Specialization
Applicants must have a bachelor's degree with relevant experience, or a master's degree with less experience. Strong skills in research, writing, and policy analysis are essential.

Experience Required
Minimum 2 year(s)

Freelance Policy, Research & Advocacy Specialist at Mind Friend

Budapest, Central Hungary, Hungary - Full Time

Skills Needed
Policy Understanding, Research Capability, Writing, Analytical Strength, Professional Reliability

Specialization
Applicants must have a bachelor's degree with relevant experience, or a master's degree with less experience. Strong skills in research, writing, and policy analysis are essential.

Experience Required
Minimum 2 year(s)

Quality Control Inspector (Part time / Freelance) at QIMA

Phnom Penh, Phnom Penh, Cambodia - Full Time

Skills Needed
Quality Management, Aql Standards, Safety Regulations, Quality Regulations, Attention To Detail, Professional Ethics, English Proficiency

Specialization
Candidates should have experience in quality management and knowledge of AQL standards and relevant safety regulations. A good command of English and strong attention to detail are also required.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

Warsaw, Masovian Voivodeship, Poland - Full Time

Skills Needed
Kotlin, Java Development, Restful Apis, Microservices, Distributed Systems, Docker, Kubernetes, Cloud Deployment, Ai Training, Content Design, Technical Content, Code Samples, Developer Guides, English Proficiency

Specialization
Candidates should be Kotlin software developers open to part-time, non-permanent projects, ideally holding a degree in a related field with 3+ years of Kotlin/Java experience. Required technical familiarity includes building RESTful APIs, microservices, and knowledge of Docker, Kubernetes, and cloud deployment strategies.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Ireland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis, Spring Framework

Specialization
Candidates should have a Bachelor's or Master's degree in a relevant field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem and experience with various frameworks and tools is also required.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

Hamburg, , Germany - Full Time

Skills Needed
Kotlin, Java, Ai Training, Content Design, Code Samples, Tutorials, Developer Guides, Restful Apis, Microservices, Distributed Systems, Docker, Kubernetes, Cloud Deployment, English Proficiency, Ai Assessment

Specialization
Candidates should be Kotlin software developers open to part-time, non-permanent projects, ideally holding a degree in a related field with 3+ years of Kotlin/Java experience.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Poland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis

Specialization
Candidates should have a Bachelor's or Master's degree in a relevant field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem and experience with various frameworks and tools is also required.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, North Carolina, United States -

Full Time

Start Date

Immediate

Expiry Date

26 Mar, 26

Salary

80.0

Posted On

26 Dec, 25

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Kotlin, JVM Ecosystem, Java Interoperability, Android SDK, Jetpack Compose, MVVM, Clean Architecture, Coroutines, Async Programming, DI Frameworks, Git Workflows, CI/CD Pipelines, Docker, Cloud Platforms, RESTful APIs, Spring Framework, Database Experience

Industry

technology;Information and Internet

Description

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. 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. What we do 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. About the Role GenAI models are improving very 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. Although every project is unique, you might typically: Design high‑quality technical content, examples, and explanations that demonstrate best practices in Kotlin development. Collaborate with engineers to ensure accuracy and consistency across code samples, tutorials, and developer guides. Explore modern Kotlin frameworks and tools to create practical, real‑world examples for learning and testing. Continuously refine content based on feedback, emerging patterns, and advances in the Kotlin ecosystem. How to get started Simply apply to this post, qualify, and get the chance to contribute to projects aligned with your skills, on your own schedule. From creating training prompts to refining model responses, you’ll help shape the future of AI while ensuring technology benefits everyone. Bachelor's or Master’s Degree in Computer Science, Software Engineering, Software Development, Computer Engineering, Information Technology or other related fields. 3+ years of Kotlin development (Android or server-side). Strong knowledge of JVM ecosystem and Java interoperability. Experience with Android SDK, Jetpack Compose, modern architecture (MVVM, Clean Architecture). Proficiency with coroutines, flows, async programming. Familiarity with DI frameworks (Dagger/Hilt/Koin). Git workflows, code reviews, Agile/Scrum. CI/CD pipelines, Docker, cloud platforms (AWS/Azure/GCP). Secure coding practices (OWASP). Debugging and optimization skills. Ability to leverage AI-assisted development tools. Experience building RESTful APIs, microservices, or distributed system interfaces. Experience with Spring Framework (Spring Boot, Spring Security, Spring Data). Experience with enterprise integration patterns and message queues (Kafka, RabbitMQ). Database experience with both SQL (PostgreSQL, Oracle) and NoSQL solutions. Experience with enterprise security frameworks and OAuth2/JWT. Familiarity with event-driven architectures and CQRS patterns. Level of English is advanced (C1) or above. Why this freelance opportunity might be a great fit for you? Get paid for your expertise, with rates that can go up to $80/hour depending on your skills, experience, and project needs. Take part in a part-time, remote, freelance project that fits around your primary professional or academic commitments. Work on advanced AI projects and gain valuable experience that enhances your portfolio. Influence how future AI models understand and communicate in your field of expertise.

How To Apply:

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Responsibilities

As an AI Tutor in Coding, you will design high-quality technical content and collaborate with engineers to ensure accuracy across code samples and tutorials. You will also explore modern Kotlin frameworks to create practical examples for learning and testing.

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, North Carolina, United States - Full Time

Experience Required
Minimum 2 year(s)

Freelance Mandarin On-Demand Interpreter US based at THE LANGUAGE GROUP

, , - Full Time

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

San Antonio, Texas, United States - Full Time

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, Texas, United States - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Restful Apis, Spring Framework, Database

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , United Kingdom - Full Time

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Finland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Romania - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis, Spring Framework

Experience Required
Minimum 2 year(s)

Freelance Russian On-Demand Interpreter US based at THE LANGUAGE GROUP

, , - Full Time

Skills Needed
Interpreting, Patient Confidentiality, Medical Terminology, Educational Terminology, Social Services Terminology, Interpersonal Skills, Customer Service, Time Management, Computer Skills, Fluency In English, Fluency In Russian, Interpreter Certification, Confidential Environment, High Speed Internet, Headset, Interpreter Training

Experience Required
Minimum 2 year(s)

Senior Data Engineer (Freelance / B2B Contractor) at Hiflylabs

Budapest, Central Hungary, Hungary - Full Time

Skills Needed
Data Architecture, Lakehouse Solutions, Databricks, Snowflake, Azure, Aws, Technical Leadership, Sql, Python, Pyspark, Code Reviews, B2b Contractor Status

Experience Required
Minimum 5 year(s)

Freelance Software Engineer (Ruby on Rails) M/F/X at Trustpair

Paris, Ile-of-France, France - Full Time

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Norway - Full Time

Experience Required
Minimum 2 year(s)

Freelance Physicist & Python Expert - AI Trainer at Mindrift

, , Germany - Full Time

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Ruby) - AI Trainer at Mindrift

Warsaw, Masovian Voivodeship, Poland - Full Time

Skills Needed
Ruby, Rspec, Bundler, Git, Linux Cli, Docker, Ci/Cd, Tdd, Debugging, Profiling, Code Optimization, Analytical Mindset, Communication, Ownership, Adaptability, Team Player

Experience Required
Minimum 2 year(s)

Freelance Policy, Research & Advocacy Specialist at Mind Friend

Berlin, , Germany - Full Time

Skills Needed
Policy Understanding, Research Capability, Writing, Analytical Strength, Professional Reliability

Specialization
Applicants must have a bachelor's degree with relevant experience, or a master's degree with less experience. Strong skills in research, writing, and policy analysis are essential.

Experience Required
Minimum 2 year(s)

Freelance Policy, Research & Advocacy Specialist at Mind Friend

Budapest, Central Hungary, Hungary - Full Time

Skills Needed
Policy Understanding, Research Capability, Writing, Analytical Strength, Professional Reliability

Specialization
Applicants must have a bachelor's degree with relevant experience, or a master's degree with less experience. Strong skills in research, writing, and policy analysis are essential.

Experience Required
Minimum 2 year(s)

Quality Control Inspector (Part time / Freelance) at QIMA

Phnom Penh, Phnom Penh, Cambodia - Full Time

Skills Needed
Quality Management, Aql Standards, Safety Regulations, Quality Regulations, Attention To Detail, Professional Ethics, English Proficiency

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

Warsaw, Masovian Voivodeship, Poland - Full Time

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Ireland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis, Spring Framework

Specialization
Candidates should have a Bachelor's or Master's degree in a relevant field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem and experience with various frameworks and tools is also required.

Experience Required
Minimum 5 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

Hamburg, , Germany - Full Time

Specialization
Candidates should be Kotlin software developers open to part-time, non-permanent projects, ideally holding a degree in a related field with 3+ years of Kotlin/Java experience.

Experience Required
Minimum 2 year(s)

Freelance Software Developer (Kotlin) - AI Trainer at Mindrift

, , Poland - Full Time

Skills Needed
Kotlin, Jvm Ecosystem, Java Interoperability, Android Sdk, Jetpack Compose, Mvvm, Clean Architecture, Coroutines, Async Programming, Di Frameworks, Git Workflows, Agile, Ci/Cd Pipelines, Docker, Cloud Platforms, Restful Apis

Specialization
Candidates should have a Bachelor's or Master's degree in a relevant field and at least 3 years of Kotlin development experience. Strong knowledge of the JVM ecosystem and experience with various frameworks and tools is also required.

Experience Required
Minimum 2 year(s)