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Ruby developer Jobs in Washington, DC

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Ruby developer • washington dc

Last updated: 3 hours ago
Remote Ruby Engineer - AI Trainer

Remote Ruby Engineer - AI Trainer

SuperAnnotateAlexandria, Virginia, US
Remote
Full-time
As an hourly paid, fully remote Ruby Engineer for AI Data Training, you will review AI-generated Ruby and Rails code or generate your own solutions, evaluate the reasoning quality and step-by-step ...Show moreLast updated: 16 days ago
eLearning developer

eLearning developer

GTT, LLCChevy Chase, MD, US
Full-time
Instructional Technology Developer.Learning Experience (LxD) Designer.Multimedia eLearning Specialist.This role requires strong technical capability, creativity, and a deep understanding of adult l...Show moreLast updated: 27 days ago
Developer

Developer

ATD Technology LLCMcLean, Maryland, USA
Full-time +1
Remote work within the US Authorized.As a Developer you will design build and enhance data-driven applications that support public health data modernization initiatives. You will work with a collab...Show moreLast updated: 15 days ago
Angular Developer / UI Developer

Angular Developer / UI Developer

ArtechFalls Church, VA, United States
Full-time
Angular Developer / UI Developer.Location : McLean, VA [Preferred Loc], Richmond, VA [Optional].Required Skills : Web Client Development : Strong experience with Angular and RxJS for building dynamic, ...Show moreLast updated: 3 days ago
  • Promoted
Appian Developer

Appian Developer

Clearance JobsBethesda, MD, US
Full-time
Secret Cleared Appian Low Code Software Developer.Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelera...Show moreLast updated: 22 days ago
Java Developer

Java Developer

Resource Informatics Group IncSilver Spring, MD, US
Full-time
Experience with Java, Spring Boot.Experience with designing and implementing Micro-service system architectures.Experience with Micro-services. Thorough knowledge of REST, including good API design ...Show moreLast updated: 30+ days ago
Senior Ruby on Rails Developer

Senior Ruby on Rails Developer

JobotWashington, DC, US
Full-time
REMOTE Senior Ruby on Rails Engineer / Senior Full Stack Developer Needed for Growing Fintech Company!.This Jobot Job is hosted by : Reed Kellick. Are you a fit? Easy Apply now by clicking the "...Show moreLast updated: 2 days ago
Ruby on Rails Developer Job at E •Pro Inc in Washington

Ruby on Rails Developer Job at E •Pro Inc in Washington

E •Pro IncWashington, DC, United States
Permanent
E •Pro / Sensiple Consulting service offerings include contingent Staff Augmentation of IT professionals, Permanent Recruiting and Temp-to-Hire. In addition, our industry expertise and knowledge withi...Show moreLast updated: 5 days ago
ServiceNow Developer

ServiceNow Developer

Staffing the UniverseWashington, DC, United States
Full-time
Position Summary : Title : ServiceNow Developer Duration : 6 Months - Long Term Location : Washington, DC 20433 Hybrid Onsite : 2 / 3 Days per week onsite from Day1 Looking for Hardcore ServiceNow Develop...Show moreLast updated: 3 days ago
  • Promoted
The LABoratory Hiring Salon Coordinator A Ruby Devine Salon

The LABoratory Hiring Salon Coordinator A Ruby Devine Salon

TalentuitionAlexandria, VA, US
Full-time
We are looking for a passionate, reliable.Stylists and beauty professionals as the owner of.Our salon is considered an "all around" service salon-we take on clients ranging from ages 4-84 and speci...Show moreLast updated: 30+ days ago
  • New!
ServiceNow Developer

ServiceNow Developer

Arthur Grand Technologies IncArlington County, Virginia, USA
Full-time
Position : ServiceNow Developer.Location : Arlington VA - Remote.The ServiceNow Developer will assist with an implementation of ServiceNow applications and provide technical insight in designing and ...Show moreLast updated: 3 hours ago
  • Promoted
  • New!
HL7 Developer

HL7 Developer

VirtualVocationsArlington, Virginia, United States
Full-time
A company is looking for an HL7 Developer to support and enhance its data integration environment.Key Responsibilities Design, develop, test, and maintain HL7, FHIR, and other healthcare data int...Show moreLast updated: 13 hours ago
Developer

Developer

PLANIT GroupWashington, DC, United States
Permanent
PlanIT Group is seeking a Developer for our Federal customer in the Washington, DC area.The ideal Developer has experience with DevSecOps, Secure Coding practices, and the Solutions Development Fra...Show moreLast updated: 3 days ago
ServiceNow Developer

ServiceNow Developer

Contact Government Services, LLCWashington, DC, US
Full-time
Employment Type : Full-Time, Mid-level.Department : Information Technology.CGS is seeking a ServiceNow Developer to join our team supporting a wide-ranging technical support initiative for a large Fe...Show moreLast updated: 30+ days ago
  • Promoted
Appian Developer

Appian Developer

LeidosArlington, VA, United States
Full-time
Are you ready to join Leidos all-star team? Through training, teamwork, and exposure to challenging technical work, let Leidos show how to accelerate your career path. Leidos has an exciting opening...Show moreLast updated: 3 days ago
  • Promoted
ServiceNow Developer

ServiceNow Developer

AcuityWashington, DC, United States
Full-time
You will be working with a wonderful team of experienced developers as well as a reporting and process team.This position will be located in the Washington DC metropolitan area.The candidate is exp...Show moreLast updated: 3 days ago
  • Promoted
.Net Developer

.Net Developer

InterSourcesWashington, DC, United States
Temporary
Address : Washington DC, 20002 (Onsite).NET Developer with at least 11 years of professional experience in.NET development and Power Platform solutions. The ideal candidate will possess deep technica...Show moreLast updated: 3 days ago
  • Promoted
SailPoint Developer

SailPoint Developer

Accenture Federal ServicesWashington, DC, United States
Full-time
At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared pu...Show moreLast updated: 3 days ago
  • Promoted
ServiceNow Developer

ServiceNow Developer

LMI Consulting, LLCWashington, DC, United States
Full-time
Salaried High Fringe / Full-Time.LMI is seeking a skilled ServiceNow Developer to support our customer' configuration and development objectives. A successful ServiceNow Developer will demonstrate com...Show moreLast updated: 30+ days ago
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Remote Ruby Engineer - AI Trainer

Remote Ruby Engineer - AI Trainer

SuperAnnotateAlexandria, Virginia, US
16 days ago
Job type
  • Full-time
  • Remote
Job description

As an hourly paid, fully remote Ruby Engineer for AI Data Training, you will review AI-generated Ruby and Rails code or generate your own solutions, evaluate the reasoning quality and step-by-step problem-solving, and provide expert feedback that helps models produce answers that are accurate, logical, and clearly explained. You will assess solutions for readability, maintainability, and correctness; identify errors in MVC structure, domain modeling, or control flow; fact-check information; write high-quality explanations and model solutions that demonstrate idiomatic Ruby patterns; and rate and compare multiple AI responses based on correctness and reasoning quality.

This role is with SME Careers, a fast-growing AI Data Services company and subsidiary of SuperAnnotate that provides AI training data for many of the world’s largest AI companies and foundation model labs, and your work will directly help improve the world’s premier AI models while giving you the flexibility of impactful, detail-oriented remote contract work.

Key Responsibilities :

  • Develop AI Training Content : Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects.
  • Optimize AI Performance : Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance.
  • Ensure Model Integrity : Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Your Profile :

  • 1–2+ years of professional Ruby programming experience in production environments.
  • Strong understanding of Ruby on Rails, MVC architecture, and idiomatic Ruby patterns for structuring application code.
  • Hands-on software engineering experience building and maintaining Ruby or Rails applications, with exposure to real-world production constraints.
  • Ability to evaluate readability, maintainability, and logical correctness in Ruby and Rails code, including model, controller, and service-layer design.
  • Significant experience using LLMs or AI coding assistants while programming, combined with a disciplined approach to validating and reviewing their output.
  • Excellent English writing skills, capable of producing clear, structured, and pedagogical technical explanations and code reviews.
  • Minimum Bachelor’s degree in Computer Science or a closely related technical field.
  • Previous experience with AI data training, large-scale code review, or evaluation of AI-generated technical content is strongly preferred; Minimum C1 English proficiency and an extremely detail-oriented working style are required.
  • Highly preferred : experience with frameworks and tools such as Ruby on Rails, Sinatra, and RSpec in real projects.
  • Preferred : merged PRs in Ruby open-source projects, experience with metaprogramming or test-heavy systems, and competitive programming exposure.