AlignerrCoding & software eval
Senior Systems Engineer: AI Data & Infrastructure
up to $75/hr
About this role, in Alignerr's words
What if your systems engineering expertise could directly shape how the world's most advanced AI models are built, trained, and evaluated? We're looking for Senior Systems Engineers to work alongside leading AI labs — designing and building the high-performance pipelines, annotation tooling, and evaluation infrastructure that make next-generation AI possible.
What you'll do
- Design, build, and optimize high-performance backend systems using Go, Rust, Python, or C++
- Develop tooling and services powering large-scale data annotation, validation, and evaluation workflows
- Build and maintain reliable data pipelines that support AI model training and benchmarking
Show all 7 itemsHide the other 4 in What you'll do
- Improve performance, scalability, and correctness across production codebases
- Collaborate with data, research, and engineering teams on model-facing infrastructure
- Identify bottlenecks, edge cases, and failure modes across systems and data flows
- Participate in architecture and implementation reviews to continuously raise the bar
Candidate background
Who You Are
- 5+ years of professional experience in Go, Rust, Python, or C++
- Strong systems or backend engineering background with production experience
- Proven track record building reliable services, internal tooling, or data pipelines
- Sharp instincts for performance, reliability, and correctness at scale
- Clear communicator — both in writing and in technical discussions
- Able to commit 20–40 hours per week consistently
Nice to Have
Show all 4 itemsHide these 4 items in Nice to Have
- Experience with data annotation, data quality systems, or evaluation pipelines
- Familiarity with AI/ML workflows, model training, or benchmarking infrastructure
- Background in distributed systems or high-throughput data processing
- Experience building developer tooling or internal platform infrastructure
Quoted from selected sections of Alignerr's posting. The full posting may state other conditions. Read the full posting
A closer look
More context, when you need it.
Full job descriptionThe original posting, in Alignerr's words
Posted by Alignerr, reproduced here so you can judge the role before clicking. Original posting ↗
Senior Systems Engineer — AI Data & Infrastructure
About the Role
What if your systems engineering expertise could directly shape how the world's most advanced AI models are built, trained, and evaluated? We're looking for Senior Systems Engineers to work alongside leading AI labs — designing and building the high-performance pipelines, annotation tooling, and evaluation infrastructure that make next-generation AI possible.
This is a fully remote contract role for engineers who move fast, think deeply about systems, and want their work to matter. If you write production-grade Go, Rust, Python, or C++ and care about correctness, performance, and scale — this is built for you.
- Organization: Alignerr - Type: Hourly Contract - Location: Remote - Commitment: 20–40 hours/week
What You'll Do
* Design, build, and optimize high-performance backend systems using Go, Rust, Python, or C++ * Develop tooling and services powering large-scale data annotation, validation, and evaluation workflows * Build and maintain reliable data pipelines that support AI model training and benchmarking * Improve performance, scalability, and correctness across production codebases * Collaborate with data, research, and engineering teams on model-facing infrastructure * Identify bottlenecks, edge cases, and failure modes across systems and data flows * Participate in architecture and implementation reviews to continuously raise the bar
Who You Are
* 5+ years of professional experience in Go, Rust, Python, or C++ * Strong systems or backend engineering background with production experience * Proven track record building reliable services, internal tooling, or data pipelines * Sharp instincts for performance, reliability, and correctness at scale * Clear communicator — both in writing and in technical discussions * Able to commit 20–40 hours per week consistently
Nice to Have
* Experience with data annotation, data quality systems, or evaluation pipelines * Familiarity with AI/ML workflows, model training, or benchmarking infrastructure * Background in distributed systems or high-throughput data processing * Experience building developer tooling or internal platform infrastructure
Why Join Us
* Work on real, high-impact infrastructure alongside leading AI research labs * Fully remote — work from wherever you do your best work * Flexible contract engagement with meaningful, senior-level technical problems * Contribute to systems that directly influence how the next generation of AI is built and evaluated * Potential for ongoing work and contract extension as projects scale
Working with AlignerrPay, getting started and work, from Alignerr's own pages
What the platform publishes in general. These are not extra terms confirmed for this particular role.
- Getting paid
- Billed weekly, Monday to Sunday, with approved work paid by the following Friday, according to Labelbox's help center. Payment goes through Stripe Connect or PayPal depending on your location, with one provider per country. intercom.help/labelbox/en/articles/13600616-alignerr-paym..., alignerr.com/process
- Before your first paid task
- Sign up, apply, verify your identity, set up billing and onboard. Some jobs add a Zara AI interview or domain assessments. alignerr.com/process
- How much work
- Time to your first project depends on demand and your skills, and there is no minimum number of hours. alignerr.com/faqs
- Contract
- Independent contractor, under terms with ALIGNERR LLC. alignerr.com/faqs, alignerr.com/privacy
Read on the pages linked above on 24 Sep 2026. Platforms change these terms, so check the linked page before you rely on one.
How does the pay compare?Across Coding & software eval roles, not this role alone
From our own daily reads of every open listing on the platforms we follow, not from Alignerr's posting. How we count.
Pay across the field: Coding & software eval
Across 393 roles in this field with a stated hourly rate in US dollars, on 14 platforms, the middle half pays $65 to $120 an hour at the top of the range, and the median is $95. This role's top rate, $75, is in the middle half. Of the 141 distinct rates we count, 45 are lower and 92 are higher.
| Platform | Roles | Top of range, per hour |
|---|---|---|
| Alignerr (this platform) | 136 | $50 to $400 · median $100 |
| micro1 | 46 | $35 to $350 · median $110 |
| Handshake AI | 43 | $47 to $125 · median $80 |
| Meridial (Invisible) | 34 | $22 to $150 · median $60 |
| Mercor | 33 | $60 to $200 · median $105 |
Sources and listing historyWhere this information comes from
This listing's history
- First seen here on 27 Aug 2026, and still on Alignerr's list when we last read it on 13 Oct 2026.
- The listed pay has not changed since then.
- Posted by Alignerr
- First seen by AIPayList
- Last seen live
- Listing ID
- 95a64c38-9a72-4dbc-8143-2b8ac23d4de3
Pay as the source states it: “$50-75/hr”.
Platforms sometimes change a rate after posting. Every listing here is re-read at least once a day and corrected when its source moves, so a difference you see on the platform is usually a change made since the last read. How freshness works.
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