AI Summary
Design, build, and optimize high-performance C++ systems supporting AI data pipelines and evaluation workflows. Collaborate with data, research, and engineering teams to support model training and evaluation workflows. 3-5+ years of professional experience writing production-grade C++.
Key Highlights
Design, build, and optimize high-performance C++ systems
Collaborate with data, research, and engineering teams
3-5+ years of professional experience writing production-grade C++
Key Responsibilities
Design, build, and optimize high-performance C++ systems supporting AI data pipelines and evaluation workflows
Develop full-stack tooling and backend services for large-scale data annotation, validation, and quality control
Improve reliability, performance, and safety across existing C++ codebases
Technical Skills Required
Benefits & Perks
Fully remote and flexible work arrangement
Freelance autonomy with the structure of meaningful, high-impact engineering work
Potential for ongoing work and contract extension as new projects launch
Nice to Have
Prior experience with data annotation, data quality, or evaluation systems
Familiarity with AI/ML workflows, model training, or benchmarking pipelines
Experience with distributed systems or developer tooling
Job Description
C++ Developer — Internal Tooling & Optimization (AI Infrastructure)
About The Role
What if your C++ skills could directly shape the infrastructure powering the world's most advanced AI systems? We're looking for a Senior C++ Full-Stack Engineer to design, build, and optimize the high-performance tooling and data pipelines that leading AI labs depend on — from annotation systems to evaluation infrastructure.
This is a fully remote, flexible contract role for experienced systems engineers who want meaningful, high-impact work on real production systems.
- 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 full-stack tooling and backend services for large-scale data annotation, validation, and quality control
- Improve reliability, performance, and safety across existing C++ codebases
- Identify bottlenecks and edge cases in data and system behavior, and implement scalable fixes
- Embed scripting languages within C++ applications to create flexible, extensible tooling
- Collaborate with data, research, and engineering teams to support model training and evaluation workflows
- 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.
- 3–5+ years of professional experience writing production-grade C++
- Strong full-stack developer with a solid systems programming foundation
- Experienced profiling and optimizing code to eliminate bottlenecks in data processing pipelines
- Skilled at embedding scripting languages within C++ applications
- Native or fluent English speaker with clear written and verbal communication skills
- Able to commit 20–40 hours per week with consistency and reliability
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 evaluation systems
- Familiarity with AI/ML workflows, model training, or benchmarking pipelines
- Experience with distributed systems or developer tooling
- Background working alongside research or data science teams
- Work on cutting-edge AI infrastructure projects alongside leading research labs
- Fully remote and flexible — work when and where it suits you
- Freelance autonomy with the structure of meaningful, high-impact engineering work
- Contribute directly to systems that shape how next-generation AI models are built and evaluated
- Potential for ongoing work and contract extension as new projects launch
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