AI Summary
Highly experienced C++ engineers are sought to design, build, and optimize internal tooling and data pipelines for AI research and production workflows. This is a fully remote, flexible contract role for engineers who thrive at the intersection of systems performance, data infrastructure, and high-impact technical work. Key requirements include strong written and verbal communication skills, 3-5+ years of professional experience writing production-grade C++.
Key Highlights
Design, build, and optimize high-performance C++ systems
Develop backend services and full-stack tooling for large-scale data annotation
Collaborate with data, research, and engineering teams to accelerate model training and evaluation
Key Responsibilities
Design, build, and optimize high-performance C++ systems supporting AI data pipelines and evaluation workflows
Develop backend services and full-stack tooling for large-scale data annotation, validation, and quality control
Improve reliability, performance, and safety across existing production C++ codebases
Technical Skills Required
Benefits & Perks
Fully remote and flexible work arrangement
Freelance autonomy with high-impact, technically demanding work
Potential for ongoing contracts and expanded scope as new projects launch
Nice to Have
Prior experience with data annotation, data quality, or AI evaluation systems
Familiarity with AI/ML workflows, model training pipelines, or benchmarking infrastructure
Experience with distributed systems or developer tooling at scale
Job Description
C++ Developer — Internal Tooling & Optimization (AI Training)
About The Role
What if your C++ expertise could directly shape the infrastructure behind the most advanced AI systems in the world? We're looking for experienced C++ engineers to design, build, and optimize the internal tooling and data pipelines that power next-generation AI research and production workflows.
This is a fully remote, flexible contract role for engineers who thrive at the intersection of systems performance, data infrastructure, and high-impact technical work. You'll be embedded in real engineering workflows alongside leading AI labs — writing code that matters.
- Organization: Alignerr
- Type: Hourly Contract
- Location: Remote
- Commitment: 20–40 hours/week
- Design, build, and optimize high-performance C++ systems supporting AI data pipelines and evaluation workflows
- Develop backend services and full-stack tooling for large-scale data annotation, validation, and quality control
- Improve reliability, performance, and safety across existing production C++ codebases
- Profile and benchmark code to identify bottlenecks in data processing systems and implement scalable solutions
- Embed scripting languages within C++ applications to create flexible, extensible internal tools
- Collaborate with data, research, and engineering teams to accelerate model training and evaluation
- Participate in synchronous design reviews to iterate on system architecture and implementation decisions
Interested in remote work opportunities in Development & Programming? Discover Development & Programming Remote Jobs featuring exclusive positions from top companies that offer flexible work arrangements.
- Native or fluent English speaker with strong written and verbal communication skills
- Full-stack developer with a deep systems programming background
- 3–5+ years of professional experience writing production-grade C++
- Experienced in embedding scripting languages within C++ applications for flexible tooling
- Skilled at profiling code and identifying performance bottlenecks in data-intensive systems
- Able to commit 20–40 hours per week consistently
- Self-directed and reliable when working in a remote, asynchronous environment
Browse our curated collection of remote jobs across all categories and industries, featuring positions from top companies worldwide.
- Prior experience with data annotation, data quality, or AI evaluation systems
- Familiarity with AI/ML workflows, model training pipelines, or benchmarking infrastructure
- Experience with distributed systems or developer tooling at scale
- Background in systems design for high-throughput or low-latency environments
- Work on real production systems alongside top AI research labs — not toy projects
- Fully remote and flexible — structure your work around your life
- Freelance autonomy with the substance of high-impact, technically demanding work
- Contribute directly to infrastructure that shapes the future of AI development
- Potential for ongoing contracts and expanded scope as new projects launch
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