Senior Software Engineer with expertise in Python, Java, or C++ needed for remote contract role focused on AI systems development and performance optimization.
Compensation
$100–$150
hourly · USD
Experience
1–15 yrs
Location
Remote
Compensation
$100–$150
hourly · USD
Experience
1–15 yrs
Location
Remote
The Brief
TITLE
Senior Software Engineer
TEAM
Engineering
TYPE
Contract
POSTED
Sep 21, 2026
JOB ID
01a0c403
TITLE
Senior Software Engineer
TEAM
Engineering
TYPE
Contract
POSTED
Sep 21, 2026
JOB ID
01a0c403
Contract · Remote · Approximately 15 hours/week
Annual Compensation Equivalent: $192,000–$288,000
Hourly Rate: $100–$150/hr
Annual compensation equivalent is calculated at 40 hours per week across 48 workable weeks per year. It represents a full-time equivalent and is not a guaranteed salary. Actual compensation is output-based and depends on completed tasks.
We are seeking experienced Senior Software Engineers to contribute expert-level software engineering knowledge to the development and evaluation of AI systems.
You will create reinforcement learning environments that test AI models on realistic software engineering problems, including debugging, feature implementation, codebase refactoring, and performance optimization.
Each task involves creating a reproducible environment and a reliable reference solution that can be used to evaluate how effectively an AI model solves a complex engineering problem.
No prior AI experience is required. The role is focused on applying strong software engineering judgment and practical development expertise.
Create realistic reinforcement learning environments for software engineering tasks.
Develop reproducible environments and golden reference solutions for engineering problems.
Contribute expert-level code samples, debugging approaches, and development insights.
Work with codebases written in Python 3, Java, Rust, Go, C++, or TypeScript.
Diagnose and resolve complex software defects.
Identify and address performance bottlenecks.
Implement robust features with a focus on scalability, maintainability, and sound engineering practices.
Refactor legacy code to improve clarity, efficiency, reliability, and maintainability.
Document technical reasoning, implementation decisions, debugging strategies, and solution approaches.
Review and validate peer-contributed code and technical submissions for correctness and clarity.
Help ensure software engineering tasks and reference solutions accurately reflect real-world development practices.
Significant hands-on expertise in at least one of:
Python 3
Java
Rust
Go
C++
TypeScript
Strong understanding of algorithms, data structures, and core software engineering principles.
Proven ability to debug complex systems and resolve challenging software defects.
Experience optimizing software performance and identifying bottlenecks.
Experience refactoring large or complex codebases, including legacy systems.
Track record of implementing and delivering meaningful software features.
Ability to reason about software problems systematically and develop reproducible solutions.
Strong technical documentation and communication skills.
Ability to clearly explain engineering decisions and problem-solving approaches.
Experience working on cross-functional software projects.
Previous AI or machine learning experience is not required.
What matters most is your ability to apply strong software engineering judgment to complex coding, debugging, refactoring, and performance optimization problems.
Contract engagement
Remote
Approximately 15 hours per week
Compensation: $100–$150/hr
Annual compensation equivalent: $192,000–$288,000 based on a 40-hour workweek and 48 workable weeks per year
Compensation is output-based and tied to tasks that meet project specifications
Actual earnings will vary based on completed work and available project scope
Minimum weekly submission requirements apply
Selected engineers should be prepared to begin their first tasks within 24–48 hours after completing onboarding.
About the company
Recruitment Room is a global workforce solutions company helping businesses build, manage, and scale distributed teams across international markets. We partner with startups, scale-ups, SMEs, and enterprise organizations to deliver end-to-end workforce solutions that support business growth, operational efficiency, and global expansion.
Our services extend beyond talent acquisition to include Employer of Record (EOR), Contractor of Record (COR), contractor management, global payroll, HRIS, workforce strategy, recruitment process outsourcing (RPO), executive search, and AI-powered talent intelligence. By combining human expertise with intelligent technology, we simplify the complexities of hiring, employing, and managing talent across borders.
For professionals, Recruitment Room provides access to career opportunities with innovative employers worldwide while supporting long-term career growth through our global talent ecosystem.