C++ Backend Engineer - AI Data Platforms
Alignerr · Remote · Coding / software engineering
C++ Backend Engineer - AI Data Platforms is an open role at Alignerr, available remotely, with pay listed as $50–$75/hr.
Applications open on Alignerr’s own site. How we make money.
At a glance
- Pay
- $50–$75/hrStated by Alignerr
- Location
- Remote
- Time commitment
- 20-40 hours a week
- Experience
- 5+ years of professional C++ work in production
- Languages
- Native or fluent English
- Work type
- Coding / software engineering
- Field
- Coding
- Listed
- Since Oct 4, last confirmed Oct 23
The work
Build and tune high-speed C++ systems that feed AI data pipelines and model evaluation.
What you would do
- Build and tune fast C++ systems for AI data pipelines and evaluation
- Create backend services and tools for large annotation, validation, and quality-control work
- Find performance bottlenecks and edge cases, then build durable fixes
You're a fit if you
- have five or more years writing production-grade C++ professionally
- have solid asynchronous network programming skills, such as event loops or RPC frameworks
- have worked with message queues or databases built for heavy throughput in live systems
- speak English natively or fluently and communicate clearly in writing and speech
Summarised by HumanSourcer from Alignerr’s listing. Check the listing before you apply.
How the pay compares
Higher than 46% of the 79 distinct hourly rates advertised for Coding roles right now. Hourly USD, top of each advertised range, one count per distinct rate. Same method as the Pay Index.
From Alignerr’s listing
“C++ Backend Engineer — AI Data Platforms About the Role What if your C++ expertise could directly shape the infrastructure powering the world's most advanced AI systems?”
About Alignerr: part of Labelbox. See the full profile →
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Frequently asked questions
How do I apply for the C++ Backend Engineer - AI Data Platforms role at Alignerr?
Applications go through Alignerr's own portal - HumanSourcer links to the listing and never collects applications or handles hiring. Alignerr's access model is "Open / self-serve" (Open roles / applications). This listing was first seen here on October 4, 2026 and was still live at the last check.
Is the C++ Backend Engineer - AI Data Platforms role at Alignerr remote?
Yes - Alignerr lists this role as remote.
What does the C++ Backend Engineer - AI Data Platforms role at Alignerr pay?
Alignerr lists this role's pay as $50–$75/hr, quoted from the listing rather than estimated.
What kind of work is C++ Backend Engineer - AI Data Platforms?
Coding / software engineering. AI training, evaluation, coding, writing and specialist review
Is Alignerr a legitimate AI-training platform?
Labelbox expert network - and that relationship is rated "Confirmed" here because it can be checked against labelbox.com rather than taken on Alignerr's word. Confidence describes how well the ownership is evidenced. It is not a rating of how the platform treats the people who work for it, which no public source covers reliably.
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