• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• Expert-level proficiency in Bash and/or PowerShell scripting.

• 2-3+ years of hands-on experience in at least one of Bash or PowerShell.

• Strong experience writing, debugging, and maintaining shell or object-based automation scripts.

• Ability to evaluate scripts for correctness, readability, safety, performance, and portability across environments.

• Professional experience in software engineering, DevOps, IT automation, or infrastructure-focused roles.

• Minimum Bachelor’s degree in Computer Science or a closely related technical field.

• Significant experience using large language models (LLMs) while coding, troubleshooting, and reviewing scripts.

• Excellent English writing skills with the ability to document and explain complex automation clearly.

• Highly preferred: For Bash, strong comfort with awk, sed, and grep; for PowerShell, experience with PowerShell Core, DSC, and Azure PowerShell modules.

• Preferred: Merged PRs in CLI, DevOps, or infrastructure-related open-source projects; familiarity with CI pipelines, automation workflows, or cloud scripting; previous AI data training or model evaluation work strongly preferred and Minimum C1 English proficiency.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• Bachelor’s degree or higher in Computer Science, Electrical/Computer Engineering, or a closely related technical field.

• 7+ years of professional experience developing production software in C for systems, embedded, or performance-critical applications.

• Expert-level proficiency in C, including deep understanding of pointers, memory management, undefined behavior, and low-level debugging.

• Strong background in systems programming concepts such as concurrency, operating systems, hardware interaction, and performance optimization.

• Hands-on experience with build systems, compilers, linkers, and debugging tools commonly used in C development.

• Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.

• Proven experience conducting detailed code reviews and enforcing coding standards for safety and maintainability in C codebases.

• Comfort working with version control, CI/CD workflows, and automated testing for C projects.

• Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus.

• Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle issues in low-level code.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: $30 to $65 hourly

• Bachelor’s degree or higher in Computer Science, Software Engineering, or a related field (or equivalent professional experience).

• 2+ years of professional experience using C#.

• Strong experience with C# and the .NET ecosystem (ASP.NET Core, Web APIs, async/await, LINQ).

• Knowledge of relational databases and data access patterns (SQL Server and/or PostgreSQL; EF Core and/or Dapper).

• Experience with modern engineering practices and tooling (Git, CI/CD, Docker).

• Strong advantage: experience solving Medium–Hard algorithmic problems (e.g., LeetCode/HackerRank-style).

• Strong English writing skills; Minimum C1 English proficiency.

• Highly detail-oriented, able to spot subtle logical/technical issues and explain corrections clearly.

• Preferred: prior experience with AI data training, evaluation, annotation, or technical QA of model outputs.

• Able to work as an hourly, remote contractor with reliable internet and consistent availability.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• Bachelor’s degree or higher in Computer Science, Electrical/Computer Engineering, or a closely related technical field.

• 7+ years of professional experience developing production software in C++ for systems, performance-critical, or large-scale applications.

• Expert-level proficiency in modern C++ (C++11 and later), including templates, move semantics, smart pointers, and the STL.

• Strong background in systems programming concepts such as concurrency, operating systems, low-level performance optimization, and memory management.

• Hands-on experience with C++ build systems, compilers, linkers, debuggers, and profiling or analysis tools.

• Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.

• Proven experience conducting detailed C++ code reviews and enforcing coding standards for safety, performance, and maintainability.

• Comfort working with version control, CI/CD workflows, and automated testing frameworks in modern C++ projects.

• Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus.

• Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle issues in complex C++ code.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 1-2+ years of professional Go programming experience, ideally focused on backend services, APIs, or systems work.

• Strong understanding of Go idioms, including clear error handling, composition over inheritance, and simple, readable interfaces.

• Hands-on software engineering experience building and maintaining backend-style Go applications in production environments.

• Ability to evaluate correctness and readability in backend-oriented Go code, including concurrency patterns, error propagation, and API design.

• Significant experience using LLMs or AI coding assistants while programming, combined with a disciplined approach to validating their output.

• Excellent English writing skills, capable of producing precise, structured, and pedagogical technical explanations.

• Minimum Bachelor’s degree in Computer Science or a closely related technical field.

• Previous experience with AI data training, code review at scale, or evaluation of AI-generated technical content is strongly preferred; Minimum C1 English proficiency and an extremely detail-oriented working style are required.

• Highly preferred: hands-on experience with Go frameworks and libraries such as Gin, gRPC, or Echo in real projects.

• Preferred: merged PRs in Go open-source projects, competitive programming experience, cloud-native development exposure, and familiarity with Go performance profiling tools and techniques.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• Bachelor’s degree or higher in Computer Science, Software Engineering, or a closely related technical field.

• 5+ years of professional software engineering experience, with significant hands-on work in Java on production systems.

• Deep understanding of core Java, concurrency primitives, and the Java Collections Framework.

• Extensive experience building and maintaining backend services using Spring or Spring Boot, REST APIs, and microservice architectures.

• Strong grasp of software design principles, system design, and performance optimization in distributed Java systems.

• Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.

• Comfort working with modern engineering tooling such as Git, CI/CD pipelines, automated testing frameworks, and containerization technologies.

• Demonstrated experience conducting thorough code reviews and providing structured, constructive feedback to other engineers.

• Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus.

• Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle issues in Java solutions.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $48 hourly

• Minimum 2+ years of professional JavaScript experience in production environments.

• Strong understanding of closures, async/await, prototype-based inheritance, and JavaScript event loop behavior, with deep proficiency in modern Vanilla JavaScript (ES6/ES2015+).

• Proven ability to evaluate correctness, readability, and performance of JavaScript code, including identifying subtle logic and edge-case issues.

• Hands-on work experience in software engineering, preferably in roles involving code review, mentoring, or technical design discussions.

• Significant experience using LLMs or AI coding assistants while programming, combined with a critical mindset for validating their output.

• Excellent English writing skills, capable of producing clear, concise, and pedagogical technical explanations.

• Strong proficiency with at least one major frontend framework (such as React, Angular, or Vue.js) or backend runtime (such as Node.js with Express or NestJS).

• Minimum Bachelor’s degree in Computer Science or a closely related technical field.

• Previous experience with AI data training, data annotation, or evaluation of AI-generated technical content is a strong plus; Minimum C1 English proficiency and a highly detail-oriented working style are required.

• Preferred: contributions or merged PRs in JavaScript or TypeScript open-source projects, familiarity with bundlers and tooling (Webpack, Vite, Rollup), frontend–backend integration and Node.js runtime behavior, reviewing typed API layers, DTOs, or schema-driven designs, and experience evaluating frontend logic, async patterns, and state management.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years of hands-on Kotlin development experience.

• Strong understanding of Kotlin null safety, coroutines, and functional idioms.

• Professional software engineering experience using Kotlin for Android or backend services.

• Minimum Bachelor’s degree in Computer Science or a closely related field.

• Ability to critically evaluate idiomatic Kotlin style, design decisions, and architecture trade-offs.

• Significant experience using large language models (LLMs) to assist with coding, debugging, and code review.

• Excellent English writing skills with the ability to articulate complex technical concepts clearly.

• Highly preferred: Experience with Ktor, Android Jetpack, and advanced coroutine usage in production systems.

• Preferred: Merged pull requests in Kotlin open-source projects, competitive programming experience, or similar demonstration of strong problem-solving skills.

• Experience reviewing app logic or mobile/backend architecture, with previous AI data training or model evaluation work strongly preferred and Minimum C1 English proficiency.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years of hands-on experience using R for data analysis, statistics, or data science work.

• Strong proficiency in R programming, including data wrangling, functional programming patterns, and writing reusable functions or packages.

• Solid grounding in applied statistics, including regression, inference, and model validation, with practical experience implementing these methods in R.

• Experience building end-to-end analyses in R that include data cleaning, exploratory analysis, modeling, and visualization.

• Familiarity with common R ecosystems such as tidyverse, data.table, and ggplot2, and the ability to choose appropriate tools for a given task.

• Professional experience in a data-focused role such as data scientist, statistician, quantitative analyst, or similar.

• Minimum Bachelor’s degree in Statistics, Mathematics, Computer Science, or a closely related quantitative field.

• Significant experience using large language models (LLMs) to assist with coding, analysis design, and code review in R.

• Excellent English writing skills with the ability to document analyses and explain complex statistical ideas clearly to non-experts.

• Previous experience with AI data training or model evaluation is strongly preferred, and Minimum C1 English proficiency is required.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years of professional Ruby programming experience in production environments.

• Strong understanding of Ruby on Rails, MVC architecture, and idiomatic Ruby patterns for structuring application code.

• Hands-on software engineering experience building and maintaining Ruby or Rails applications, with exposure to real-world production constraints.

• Ability to evaluate readability, maintainability, and logical correctness in Ruby and Rails code, including model, controller, and service-layer design.

• Significant experience using LLMs or AI coding assistants while programming, combined with a disciplined approach to validating and reviewing their output.

• Excellent English writing skills, capable of producing clear, structured, and pedagogical technical explanations and code reviews.

• Minimum Bachelor’s degree in Computer Science or a closely related technical field.

• Previous experience with AI data training, large-scale code review, or evaluation of AI-generated technical content is strongly preferred; Minimum C1 English proficiency and an extremely detail-oriented working style are required.

• Highly preferred: experience with frameworks and tools such as Ruby on Rails, Sinatra, and RSpec in real projects.

• Preferred: merged PRs in Ruby open-source projects, experience with metaprogramming or test-heavy systems, and competitive programming exposure.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years of professional Rust development experience in backend, CLI, or systems-focused projects.

• Strong understanding of Rust’s ownership, borrowing, and lifetime model, with the ability to reason clearly about aliasing and data races.

• Solid software engineering experience in at least one of backend services, command-line tools, or systems programming using Rust.

• Ability to evaluate safe, idiomatic Rust code, including appropriate use of traits, generics, pattern matching, and error handling.

• Significant experience using LLMs or AI coding assistants while programming, combined with a disciplined approach to validating their output.

• Excellent English writing skills, capable of producing precise, structured, and pedagogical technical explanations.

• Minimum Bachelor’s degree in Computer Science or a closely related technical field.

• Previous experience with AI data training, code review at scale, or evaluation of AI-generated technical content is strongly preferred; Minimum C1 English proficiency and an extremely detail-oriented working style are required.

• Highly preferred: experience with Tokio, Actix, Serde, and async Rust patterns in production or advanced side projects.

• Preferred: competitive programming experience, contributions to Rust open-source ecosystems, and demonstrated ability to reason about performance, concurrency, and correctness in Rust code.

More info and application form via 👉Link👈 

• Location: Remote, North America

• 4+ years of experience as a Software Developer, Engineer, or Programmer.

• Background in Computer Science, Software Engineering, or a related field.

• Proficiency in one or more languages: Python, Java, JavaScript, C++, or Go.

• Familiarity with Git, REST APIs, and agile development methodologies preferred.

Additional Details:

• Strong compensation (exact amount varies by project).

• Engagement type: Contractor assignment/freelancer, potentially full-time.

• Duration of projects: approximately 1 month, with the possibility for extension.

More info and application form via 👉Link👈

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years of hands-on Swift/iOS development experience.

• Strong understanding of core Swift fundamentals, memory management, and ARC.

• Professional iOS engineering experience shipping or maintaining production mobile applications.

• Minimum Bachelor’s degree in Computer Science or a closely related field.

• Ability to evaluate code for correctness, maintainability, performance, and UI logic quality.

• Significant experience using large language models (LLMs) to assist with coding, debugging, and code review.

• Excellent English writing skills with the ability to articulate complex technical concepts clearly.

• Highly preferred: Experience with SwiftUI, UIKit, and Combine in modern iOS architectures such as MVVM.

• Preferred: Merged pull requests in Swift/iOS open-source projects, competitive programming exposure, or similar evidence of strong algorithmic problem-solving skills.

• Experience reviewing app logic or mobile architecture, with previous AI data training or model evaluation work strongly preferred, and Minimum C1 English proficiency.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: Up to $55 hourly

• 2+ years professional TypeScript experience.

• Expertise in TypeScript features, including advanced type manipulation, generics, interfaces, and utility types.

• Strong proficiency with a major frontend framework (e.g., React, Angular, or Vue.js) or backend runtime (e.g., Node.js with Express or NestJS).

• Solid understanding of object-oriented programming (OOP), functional programming concepts, and common software design patterns.

• Experience with Git and standard version control workflows (branching, merging, pull requests).

• Familiarity with modern build tools (e.g., Webpack, Vite, Babel).

• Minimum Bachelor’s degree in Computer Science or a closely related field.

• Minimum C1 English proficiency (written and spoken), with strong ability to follow detailed technical guidelines.

• Good to have: Merged PRs in TypeScript-based open-source projects.

• Good to have: Competitive programming experience, experience reviewing typed API layers, DTOs, or schema-driven designs, and previous exposure to AI data training or annotation projects.

More info and application form via 👉Link👈 

• Location: Remote, North America

• Linux / Ubuntu Usage (Mandatory): File Manager, desktop navigation, window switching, settings, basic file paths, and user directories.

• Open-source Application Experience (Required): Chrome, VLC Media Player, LibreOffice Writer/Calc/Impress, GIMP, Thunderbird, VS Code.

• 1-3 years of experience in: IT helpdesk, QA/manual testing, Linux desktop administration, UI-based data annotation.

• Familiarity with task recording or automation tools (optional).

Additional Details:

• Commitments Required: at least 4 hours per day and minimum 30 hours per week with 4 hours of overlap with PST. 

• Engagement  type  : Contractor assignment (no medical/paid leave)

More info and application form via 👉Link👈

• Location: United States. Remote & Asynchronous

• Salary: $60 to $120 hourly

• Academic / professional background: Bachelor’s or Master’s degree in Computer Science, Machine Learning, Data Science, Statistics, or a related field

• Python & ML experience: Solid professional experience with Python for machine learning, including end-to-end workflows (data preparation, model training, evaluation, and deployment or experimentation).

• ML stack: Strong hands-on experience with NumPy, pandas, scikit-learn, and at least one deep learning framework such as PyTorch or TensorFlow.

• Analytical & problem-solving skills: Exceptional ability to understand and evaluate ML code, experiments, and metrics, quickly identify issues, and propose clear improvements.

• Written communication: Excellent written communication skills in English, able to explain technical feedback, reasoning, and recommendations clearly to a distributed team.

• Managing ambiguity: Comfortable working with incomplete or evolving ML specifications and able to clarify complex technical requirements effectively.

• Leadership mindset: Comfortable working independently, giving feedback, and keeping the trainer/QA community engaged, aligned with standards, and supported.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: $50 to $100 hourly

• Academic / professional background: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

• Python expertise: At least 7+ years of experience in Python, including real-world projects or production systems.

• Frameworks & APIs: Proficiency with popular Python frameworks such as Django, Flask, or FastAPI, and experience with RESTful API and GraphQL design and implementation.

• LLM training experience: Hands-on experience with LLM projects, data annotation, or AI training, preferably in QA or lead roles.

• English proficiency: Minimum C1 English for documentation, async communication, and collaboration with a global team.

• Analytical excellence: Strong analytical skills and the ability to review complex code and tasks systematically.

• Attention to detail: Commitment to precision and thoroughness in the training and review process; ability to produce high-quality work with no supervision.

• Leadership mindset: Comfortable working independently, giving feedback, and keeping the trainer/QA community engaged and supported.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: $50 to $100 hourly

• Academic / professional background: Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field.

• Java expertise: At least 7+ years of professional experience in Java, with a focus on code quality, code review, or technical evaluations.

• Technical expertise: Strong expertise in Java programming, debugging, understanding different design and implementation approaches, and assessing code for robustness, readability, and maintainability.

• LLM training experience: Hands-on experience with LLM projects, data annotation, or AI training, preferably in QA or lead roles.

• English proficiency: Minimum C1 English for documentation, async communication, and collaboration with a global team.

• Analytical & problem-solving skills: Exceptional analytical and problem-solving skills, with the ability to identify root causes and evaluate different solution options.

• Attention to detail: Commitment to precision and thoroughness in the training and review process; ability to produce high-quality work with no supervision.

• Leadership mindset: Comfortable working independently, giving feedback, and keeping the trainer/QA community engaged and supported.

More info and application form via 👉Link👈 

• Location: United States. Remote & Asynchronous

• Salary: $40 to $80 hourly

• Academic / professional background: Bachelor’s or Master’s degree in Computer Science, Web Development, or a related field.

• Front-end experience: At least 5+ years of experience in HTML/CSS, building and maintaining real-world user interfaces or web pages.

• JavaScript & frameworks: Experience with JavaScript, CSS, and front-end frameworks/libraries such as React, Vue, or Angular.

• Front-end best practices: Strong understanding of semantic HTML, responsive design, CSS structuring, and basic accessibility and performance considerations.

• English proficiency: Minimum C1 English for documentation, async communication, and collaboration with a global team.

• Analytical excellence: Strong analytical skills and the ability to review complex code and tasks systematically.

• Attention to detail: Commitment to precision and thoroughness in the training and review process; ability to produce high-quality work with no supervision.

• Leadership mindset: Comfortable working independently, giving feedback, and keeping the trainer/QA community engaged and supported.

More info and application form via 👉Link👈 

• Location: Remote, North America

• Several years of software engineering experience (+5 years), including 2+ years of continuous full-time experience at a top-tier product company (e.g., Google, Stripe, Amazon, Apple, Meta, Netflix, Microsoft, Datadog, Dropbox, Shopify, PayPal, IBM Research).

• Strong expertise in building full-stack applications and deploying scalable, production-grade software using at least one of the following: Python, JavaScript (including ReactJS), C/C++, Java, Rust, or Go. 

Evaluation Process:

• First, you will need to fulfill a simple form and then take an AI interviewer 

• Completion of an automated coding exercise is required for consideration for this role

More info and application form via 👉Link👈

• Location: Several locations within the United States.

• Client: VersoJobs (Hiring agency, multiple end clients)

• On the link you will find a referral link to one of our client's job board.

• Their positions cover different professional domains, stacks and seniorities.

More info and application form via 👉Link👈

• Location: Remote, North America

• Client: Baires Dev

• On the link you will find a referral link to one of our client's job board. 

• Their positions cover different professional domains, stacks and seniority.

• P.S.: If you have applied to the client's positions recently, our referral won't be valid.

More info and application form via 👉Link👈

• Location: Remote, North America.

• Client: Micro1

• On the link you will find a referral link to one of our client's job board.

• Their positions cover different professional domains, stacks and seniorities.

• P.S.: If you have applied to the client's positions recently, our referral won't be valid.

More info and application form via 👉Link👈

• Location: Remote, North America

• Client: Mercor

• On the link you will find a referral link to one of our client's job board.

• Their positions cover different professional domains, stacks and seniority.

• P.S.: If you have applied to the client's positions recently, our referral won't be valid.

More info and application form via 👉Link👈