Software Engineer - Ruby

Alignerr · Freelance & Talent Marketplaces · AI Training Data & Annotation · Ruby · 3 hours ago
Smart Apply
Similar jobs
2,175,720open jobs
140,543companies
240,635added this week
Browse all
Location
Remote (India)
Experience
2+ years exp
Employment
Full-Time

First seen by Alion on Nov 11, 2026.

Overview
Company
Impact
Profile match

Alignerr

Alignerr is an American expert marketplace operated by the data platform company Labelbox that pays specialists to train and evaluate frontier artificial intelligence models. Contributors work remotely on tasks such as writing reference answers, ranking model outputs, reviewing code, checking mathematical proofs and probing systems for failure, across dozens of languages and professional domains. The platform screens applicants for genuine subject expertise before assigning work, and supplies the resulting reinforcement learning and evaluation data to laboratories building large language models.
alignerr.com · HQ: San Francisco, United States · AI Evaluation & Observability · Freelance & Talent Marketplaces · AI Training Data & Annotation · 51-200 employees · Est. 2024
Software Engineer – Ruby (AI Training)

About The Role

What if your Ruby skills could directly influence how AI understands, writes, and reasons about real-world software systems We're looking for experienced Ruby Software Engineers to work on cutting-edge AI training and evaluation projects — reviewing code, building backend systems, and helping shape the next generation of AI-powered development tools.

This is a fully remote, flexible contract role. Work on your own schedule, take on meaningful engineering challenges, and make a tangible impact on how AI handles production-grade code.

  • Organization: Alignerr
  • Type: Hourly Contract
  • Location: Remote
  • Commitment: 10–40 hours/week

What You'll Do

  • Design, develop, and maintain backend services and APIs using Ruby and Ruby-based frameworks
  • Review and analyze real-world codebases for correctness, performance, and maintainability
  • Evaluate AI-generated Ruby code against production-grade engineering standards
  • Create, validate, and refine technical datasets by working through realistic software engineering scenarios
  • Collaborate asynchronously with researchers and engineers to support AI training and evaluation efforts
  • Clearly document your technical reasoning and findings in structured formats

Who You Are

  • 2+ years of professional software engineering experience
  • Strong proficiency in Ruby and backend development concepts
  • Comfortable working with production codebases, REST APIs, and data-driven systems
  • Naturally detail-oriented and analytical — you spot issues others miss
  • Able to explain technical decisions clearly and concisely in writing
  • Self-motivated and reliable when working independently in an async environment

Nice to Have

  • Experience with Ruby on Rails or other Ruby-based frameworks
  • Familiarity with AI tools or code evaluation workflows
  • Background in code review, software architecture, or technical writing
  • Exposure to testing frameworks, CI/CD pipelines, or DevOps practices

Why Join Us

  • Work on cutting-edge AI projects alongside leading research labs
  • Fully remote and flexible — work when and where it suits you
  • Freelance autonomy with the structure of meaningful, task-based engineering work
  • Make a direct, tangible impact on how AI understands and produces real-world code
  • Potential for ongoing work and contract extension as new projects launch
Free account
Stop reading job ads. Get the ones that fit.
One free account turns this page into a shortlist built around your stack, your level and your pay.
Match on every job. Stack, seniority, pay and location, scored against your profile.
2,175,720 open roles. Read straight off company career pages, refreshed every day.
Unlimited applications. Every one you send is tracked in one place, on-site or on a company board.
3 tailored CVs a month. Rewritten for the exact job you are applying to. Included free.
Create a free account Continue with Google
Free forever. No card. Under a minute.

Your match

How well do you fit this role?
Two answers are enough for a real match. No account needed.
Check my fit
Answers stay in this browser until you create an account.

Recommended for you based on this role

Backend
Similar stack
Same company
India
Remote (India) · Full-Time · 1+ year exp · Hyderabad
JavaScript
Java
PowerShell
Java
Spring Framework
Maven
Apache Tomcat
Databases
RabbitMQ
Frontend
JQuery
Mobile
JUnit
DevOps
Rest API
Azure DevOps
Prometheus
Azure
CI/CD
Git
AWS
Grafana
Linux
Apache HTTP Server
Cybersecurity
Sumo Logic
Management
Jira
MedTech
HL7
Apply
Developer 3 hours ago
In office · Full-Time · 3+ years exp · India
Apply
In office · Full-Time · Delhi
JavaScript
PHP
SQL
PHP
WordPress
Magento
Drupal
Frontend
JQuery
Apply
In office · Internship · Bengaluru
Python
JavaScript
SQL
C++
Scala
AI/ML
Vertex AI
Prompt Engineering
Multimodal AI
AWS Bedrock
LLM
RAG
OpenAI
Post-training
Feature Store
DevOps
GCP
Azure
CI/CD
Git
AWS
API Gateway
Analytics
ETL/ELT
Apply
Hybrid · Full-Time · 2+ years exp · Bengaluru
Java
Java
Spring Boot
Hibernate
Spring Data JPA
Spring Security
Liquibase
Databases
PostgreSQL
Redis
PostGIS
Apache Kafka
Mobile
JUnit
Twilio
DevOps
Rest API
WebSockets
AWS
AWS Lambda
Amazon S3
Cybersecurity
Keycloak
SonarQube
IoT
MQTT
QA
Swagger
Apply
In office · 5+ years exp · India
Python
JavaScript
Java
TypeScript
Node JS
AI/ML
Prompt Engineering
AI Agents
LLM
Frontend
Vue.js
Angular
React.js
DevOps
GitHub
Apply
Remote (India) · Full-Time · 4+ years exp · India
Python
Java
SQL
Python
Flask
FastAPI
pySpark
Quart
Databases
Redis
Snowflake
Databricks
Delta Lake
Apache Kafka
AI/ML
Copilot
Cursor
Claude
Spark
Airflow
ChatGPT
AI Agents
DevOps
Rest API
Azure
CI/CD
Git
AWS
Kubernetes
Analytics
ETL/ELT
Apply
≈ $11k – $23k per year (Estimated) · Remote (India) · Full-Time · 1+ year exp · Associate's Degree · Bengaluru
DevOps
GCP
Apply
In office · Full-Time · 3+ years exp · Bachelor's Degree · India
Management
Smartsheet
Apply
Remote (India) · Full-Time · Bachelor's Degree · India
Python
DevOps
Ansible
Windows Server
Linux
Windows
TCP/IP
DNS
DHCP
VLAN
Apply
See all jobs
This is one of many
2,175,720 more open roles from verified company boards, updated every day.
Browse all jobs Get matched roles