RL Environments Engineer - Data & Evaluation (SF Onsite)
$180k - $220kDavid Joseph & Company
David Joseph & Company is looking for a Software Engineer to develop datasets and evaluation systems that enhance AI models performance. This role involves designing data slices, running experiments, and collaborating with leading AI research teams. The ideal candidate will have 1–4 years of software engineering experience and a strong interest in data manipulation. Role is fully onsite in San Francisco, CA, with a competitive compensation range of $180,000 – $220,000 base plus equity. #J-18808-Ljbffr
$200k
A pioneering AI data solutions company in San Francisco seeks a SWE (Environments) to design datasets that influence how frontier models learn. You will collaborate with leading AI labs, exploring data strategies and developing metrics to assess model improvements. Ideal...Suggested$200k
...AfterQuery builds the training data and evaluation infrastructure that frontier... ...improve. The Role As a SWE (Environments), you will design the... ...worked for/interned for any RL environment companies in the... ...results Former founders and early engineers at early stage startups are...Suggested- ...David Joseph & Company is seeking an Applied AI Engineer for Pointer in San Francisco. This role focuses on developing the intelligence... ...production systems. The position offers competitive compensation, unlimited PTO, and a fully onsite work environment. #J-18808-Ljbffr...Suggested
- Airbnb, Inc. is hiring a Senior Staff Machine Learning Engineer, focusing on driving evaluation strategies and data infrastructure for CSxAI initiatives. This role requires a PhD in a relevant field, extensive experience in ML/AI systems, and strong leadership in technical...SuggestedRemote job
- ...Francisco is seeking a Machine Learning Engineer to design and deploy advanced models for... ...interpretability and effectiveness. This full-time onsite role offers competitive salary, equity... ...strong emphasis on growth and ownership in a mission-driven environment. #J-18808-Ljbffr...SuggestedFull time
- ...located in San Francisco, is seeking an AI Evaluation Engineer to join their team. This role involves... ...have 8+ years of experience in ML or data science, particularly in NLP... ...leave policies, and a supportive work environment aimed at fostering innovation in AI-driven...Contract work
- ...Senior Software Engineer, ML Data San Francisco, CA • Hybrid... ...revenue. Based in SF, backed by industry-leading... ..., and pharmaceutical environments. Safety was our wedge;... ...required to train and evaluate our ML models. You'll... ...in-office, team events, annual company onsite...Work at officeFlexible hours
- ...London offices. About the Role As a Senior Software Engineer (AI Data & Evaluation) at Mercor, you will be at the core of building the data... ...improvement, engineer synthetic data pipelines and environments that generate high-signal training data at scale, and build...Work at officeRelocation package
$320k
...growing group of committed researchers, engineers, policy experts, and business leaders... ...AI systems. About the role Anthropic's RL Data team builds the systems that produce high... ...human feedback tooling, the execution environments RL tasks run in, and the quality assurance...Visa sponsorship$240k - $280k
A leading software monitoring company is seeking a Senior Software Engineer on its AI/ML team to build evaluation infrastructure for measuring the performance of AI systems. This role involves designing datasets, creating benchmarks, and ensuring AI features behave reliably...- Ironclad Inc. is seeking an AI Evaluation Engineer to enhance contract management through AI. Located in San Francisco, the role involves analyzing datasets, designing feedback loops, and ensuring continuous improvement of ML systems. Ideal candidates will have a quantitative...Contract workFlexible hours
- ...to achieve those results. As a Solutions Engineer, you will serve as the technical bridge... ...product demonstrations, manage technical evaluations, answer complex workflow and integration... ...a related field. A willingness to come onsite 5 days a week at the Charta Health Headquarters...Work at office
- Stars Arena is hiring for a research role in San Francisco focusing on deep learning. In this position, you will collaborate with researchers to conduct innovative experiments and create the necessary infrastructure and visualizations. Ideal candidates have a passion for...
$175k - $225k
...& Company is actively hiring a Software Engineer for their San Francisco location. This role... ...production AI agents in enterprise environments, ensuring high engineering standards, and... ...native technologies. This position requires onsite work 5 days a week, offering a...- ...senior/staff ML research engineers. The role will be onsite in their SF office. What you'... ...LLMs in production environments. ~ Experience at... ...Experience gathering data/generating synthetic... ...supervised fine-tuning and RL, and working on evaluations and deployments. ~...Work at office
- ...A well-funded data platform startup is seeking a software engineer to contribute to their open-sourced data engine. The hybrid role involves working in the SF office three days a week, focusing on both frontend and backend development. Candidates should have 3+ years...Work at office3 days per week
$202.5k - $247.5k
...Software Engineer III/Senior, Data Platform ngrok is an all-in-one... ...to remote EC2 environments that run a full Kubernetes... ...Engineer Tier 1 (SF, LA, Seattle, NYC): $... ...compensation will be evaluated based on factors... ...per week for employees onsite at our San Francisco...Permanent employmentFull timeLive inWork at officeLocal areaRemote workHome officeFlexible hours- ...Data Engineer/Data Analyst Rootshell Enterprise Technologies Inc. is a recognized provider... ...clients. Locations: SAN FRANCISCO, CA - Onsite Only W2 Job Summary:... ...quality. Measure and report KPIs to evaluate ARDQ program progress and status for clients...Local area
$180.6k - $315k
...Scale has been the leading AI data foundry, helping fuel the... ...includes research around synthetic environments from task definitions,... ...enterprise environments to use for RL post-training Create agents... ...to ensure a fair and thorough evaluation of all applicants. About Us:...Full time$254.4k
...Innovation Accelerator Data Science Head Of... ...Accelerator Data Science SF, CA is responsible for... ...science and software engineering within the innovation... ..., conduct performance evaluations, and guide career progression... ...R&D or regulated environments You have 4+ years in...Temporary workRelocation package- ...video, lidar, radar, and sensor data. But today's data platforms (... ...to close it. Our open‑source engine, Daft, is the distributed data... ...working together 4 days/week in our SF Mission district office. Your... ...scale. Train, fine‑tune, and evaluate VLMs, VQA models, embedding...Hourly payWork at officeFlexible hoursNight shift1 day per week
- talentpluto is seeking a Research Engineer to enhance the quality assurance (QA) systems supporting training data for reinforcement learning. This position demands close collaboration with stakeholders to guarantee reliability and consistency in datasets. Key responsibilities...
- ...deploying applications on Google Cloud Platform. The role emphasizes the importance of data quality standards, ensuring that analytical outputs are accurate and reliable. This is an onsite position located in Wisconsin, requiring a strong combination of technical and...
- David Joseph & Company is seeking an Applied AI Engineer for Contrario, a promising AI startup in San Francisco. In this role, you will work directly with the CTO on critical AI product problems while leading the architecture and execution speed of production AI systems...
- ...Reinforcement Learning Environment Engineer RL Environments; MLE; LLM Tasks; Difficulty Distribution... ...building the next generation of training data to power the future of AI. Today's... ...designing environments/tasks for RL and/or evaluations. Exposure to RL / bandits / agentic...Full timeFor contractorsRemote workRelocation
- ...David Joseph & Company is seeking a Forward Deployed Engineer in San Francisco. This role involves end-to-end multimodal AI deployment... ...jumping between coding and client calls. The position offers a top quartile salary, equity, and full onsite commitment. #J-18808-Ljbffr...
- ...A company specializing in AI training data is seeking a Reinforcement Learning Environment Engineer to design and build MLE/SWE environments. This remote contractor position requires strong Python skills, hands-on LLM experience, and the ability to operate independently...Full timeFor contractorsRemote work
- ...surging demand for housing, data centers, manufacturing... ...and world‑class engineers to solve physical‑world... ...Learning Engineer: Evaluation Bedrock is bringing autonomy... ...run in production environments, and you understand the... ...have an office like SF or NY) please apply anyway...Work at officeFlexible hours
- ...A technology company specializing in AI is seeking interns to assist in creating reinforcement learning environments. The role requires strong Python coding skills and offers opportunities for internships in winter, spring, and summer 2026. No prior experience in machine...Summer workInternship
$204k - $259k
...Senior Machine Learning Engineer – VLM/LLM Evaluation Waymo is an autonomous driving technology company... ...tuning (SFT) to reinforcement learning (RL), for evaluating the quality, safety,... ...Implement and extend large scale data and evaluation pipelines. You have...Full timeTemporary workRemote work
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