Member of Technical Staff (Data Scientist/Engineer, Online Metrics)
Pantera Capital
Location London, Berlin, Belgrade Employment Type Full time Location Type Hybrid Department Data Science Perplexity serves tens of millions of users daily with reliable, high-quality answers grounded in an LLM‑first search engine and specialized data sources. The Answer Quality team ensures that our prompts, tools, search, and specialized datasets, combined with both frontier and in‑house models, create the best possible experience for our users. As a Data Scientist/Engineer on this team, you will derive online signals from user interactions to bridge the gap between changes in answer quality and observed user behavior. Responsibilities Discover and validate online signals from user interactions that serve as reliable proxies for true answer quality Design and implement novel online metrics to be tracked both in A/B testing and on product health dashboards, ensuring alignment with ground‑truth evaluations Analyze experimental results to validate these metrics, ensuring they accurately predict user satisfaction and drive product decisions Build and maintain the data pipelines that calculate these metrics at scale, delivering actionable quality signals to Search, Product, and model training teams Communicate findings and bring clarity through close collaboration with Product and Search teams Operate in a small, high-impact team where your work directly shapes how Perplexity measures and improves Answer Quality Qualifications MS in a technical field or equivalent experience 4+ years of experience working as a Data Scientist, Analytics Engineer, or related role Experience working on search, recommendation, or LLM-based products, with an emphasis on designing online metrics and analyzing A/B experiments Strong proficiency in Python and SQL (expected to write production-grade code) Deep knowledge of statistical analysis Experience with Business Intelligence (BI) tools for visualization and reporting Comfortable with agentic coding workflows and using AI-assisted development tools to iterate faster Preferred Qualifications Proficiency with Apache Spark and Databricks Experience with the development or validation of LLM‑as‑a‑judge systems Prior work supporting customer-facing products at scale #J-18808-Ljbffr Pantera Capital
- ...an LLM-first search engine and specialized data sources. The Answer Quality... ...our users. As a Data Scientist/Engineer on this team, you will derive online signals from user... ...novel online metrics to be tracked both in... ...Qualifications ~ MS in a technical field or equivalent...Online
- ...Perplexity AI Data Scientist Perplexity is AI for people who expect more... ...data scientist, analytics engineer, or data engineer - the kind of person who knows which metric actually matters, who can design... ...output of every data team member and every stakeholder who needs...Suggested
$230k
...Sr. Member of Technical Staff Sunnyvale, CA Cerebras Systems... ...and APIs to streamline data preprocessing, inference... ...system performance metrics, enhancing the... ...Security Analyst, Software Engineer, Sr. Member of Technical... ..., please apply online on this web page or mail...OnlineRemote work- ...two hours. As our RecSys founding member, you'll own this problem end-to-... ...through final ranking Own the full data pipeline - ingestion, feature engineering, training data construction, and... ...recommendation quality: offline metrics, online experiments, and business...Online
- Member of Technical Staff - Research Scientist Patronus AI is a frontier lab developing simulation research and infrastructure to accelerate progress toward... ...Exam , and more. We are formerly AI researchers and engineers from companies like Meta AI, Amazon AGI, and Google....Suggested
$169.6k
...has multiple openings for Member of Technical Staff (Software Engineer) Title : Member of... ...scripts and APIs to streamline data preprocessing, inference... ...by analyzing logs, metrics, and distributed traces.... ...this position, please apply online on this web page or mail...OnlineFull timePart timeInternshipRemote work$300k
...We're looking for a deeply technical Member of Technical Staff to own RL and post-... ...experienced researchers and engineers who've operated at a senior... ...optimization, evaluation, data feedback loops, serving, observability... ...sampling, RLHF/RLAIF, online RL, and model-based data...OnlineH1bWork at officeVisa sponsorshipShift work- ...The Role We’re hiring a Member of Technical Staff - AI/ML to design, build, and... ...is a hands-on role for an engineer who thrives at the intersection... ...fine-tuning on proprietary data where it moves the needle... ...golden datasets, offline + online evaluation, statistical...OnlineFull timeFlexible hours
- ...that will reshape how people discover and buy online. Role As a Member of Technical Staff, you will ship core systems, set engineering culture, and move the mission from... ...strong engineering with sharp product taste and data intuition. AI-native. Move fast, write clean...OnlineWork at office
$130k - $180k
...Senior Member of the Technical Staff - Customer Technical Support Wind RiverX (WRX) is a mission-driven... ...you're a curious and collaborative engineer, someone excited about tackling hard... ...thoroughly Develop technical content for online support site Participate in...OnlineLocal areaFlexible hours$200k - $300k
Member of Technical Staff — ML Data Infra Seattle, Washington About Nuance Labs Nuance Labs is building photorealistic... .... There's a lot of interesting engineering work here, and the impact is direct... ...with streaming data pipelines or online data processing Prior work at an...Online- ...make it accessible to all. About The Role Data plays a crucial role at the frontier of... ...architectures, but from better data. As a member of the Data Team, your mission is to... ...model performance. This role is ideal for engineers who love building robust distributed systems...Relocation package
- ...models are trained and validated on one of the world’s largest real‑world radiology datasets. About the Role As a Member of Technical Staff in Data Engineering, you will own the systems and workflows that transform Cognita’s raw radiology data into high‑quality datasets...
- ...beyond. About the Role Data is playing an increasingly crucial... ...from better data. As a member of the Data Team, your... ...campaigns. We're looking for engineers who combine strong engineering... ...to clearly articulate complex technical concepts across teams What...Relocation package
$110.4k - $165.5k
...RF/Microwave Engineer The Aerospace Corporation... ...providing unmatched technical expertise. As the... ...(AI), and advanced data network domains. We... ...Successful – Senior Member of the Technical Staff Minimum Requirements... ...assistance using our online job search and application...OnlineFull timeFor contractorsWork at officeImmediate startRemote workRelocation packageFlexible hours- ...us. Together with our members, we're changing the way people... ...a highly strategic and technically strong Staff Data Scientist to join the Member Data... ...partner to Product, Engineering, Lifecycle Marketing, and... ...Statistics), deep expertise in metrics, segmentation, A/B...Remote work
- ...Machine Learning Engineer Perplexity is seeking experienced... ...context and connected data sources to deeply... ...core user and business metrics. Build user modeling... .... Help shape the technical direction of ranking,... ...calibration, offline and online metrics, and online...Online
$160k - $250k
We're a team of founders, engineers, researchers, creatives, and... ...Collaboration Hours: We’re online 9-11am PT daily so the whole... ...you'll own & build As a Member of Technical Staff within the Research Tribe,... ...directed behavior. You’ll design data-grounded personas, enable “...OnlineWork at officeWeekend work3 days per week$163k - $218k
...The Firefox Data Science team partners... ...Product and Engineering to grow usage... .... This Staff Data Scientist will own the analytical... ...most, the technical depth to solve... ...north-star metrics and measurement... ...for everyone online. Commitment... ...everyone, including members of all equity-...OnlineImmediate startRemote workHome office- ...providing unmatched technical expertise. As the operator... ...(AI), and advanced data network domains. We... ...electronics / analog engineering, and power systems engineering... ...Engineer - Senior Member of Technical Staff that is a self-... ...assistance using our online job search and...OnlineFull timeFor contractorsWork at officeImmediate startRemote workRelocation packageFlexible hours
- ...looking for an Applied AI Engineer to design, build, and... ...harness for both offline and online techniques, designing experiments and metrics that provide deep... ...research to production: data analysis, modeling, evaluation... ...engineers, PMs, data scientists, and designers to ensure...Online
$240k - $249.5k
...by elevating online ordering through... ...At Wonder Data Science, our mission... .... As a Senior Staff Data Scientist, you will go... ...closely with engineering, product, operations... ..., short-term metric movement vs.... ...Serve as a technical thought leader... ...said, many team members choose to come...OnlineTemporary workWork at office3 days per week$200k - $400k
...Job Title: Software Engineer / Member of Technical Staff Location: Austin, Texas Compensation: $200,00... ...backend, APIs, infrastructure, and data systems. This role is ideal for candidates... ...Process 1. Pending Approval 2. Online Assessment (coding) 3. Technical...OnlineFull timeH1bImmediate startVisa sponsorshipWeekend work$95.2k - $142.8k
...providing unmatched technical expertise. As the... ...AI), and advanced data network domains.... ...Space Network Systems Engineer with a strong... ...working closely with members of a diverse team... ...Member of Technical Staff Minimum... ...assistance using our online job search and application...OnlineCivilian ContractorFull timeFor contractorsImmediate startRemote workRelocation packageFlexible hours- ...that our team members have what they... ...learn from their data. We are... ...retrieval and ranking engine draws on deep... ...the defining technical challenges of... .... As a Staff AI Scientist , you will set... ...rollouts, and proxy metrics that... ...and offline vs. online assessment of...OnlineTemporary workWork at officeLocal areaRemote workFlexible hours2 days per week3 days per week
- ...Senior Data Engineer Since our beginnings in 2017, we've grown to be... ...we partner with over 250 team members around the world. Our diverse... ...Singapore, and host regular online and offline hangouts to keep... ...instrument as you build: logs, metrics, and traces are part of the system...OnlineRemote workFlexible hours
$152k - $253k
...growth to our customers. We're looking for a Senior Data Analysis Engineer, AD critical metrics with strong technical ability to deeply understand architectures and... ...leadership to encourage our engineering team. As a key member of our automotive group, you'll be working on the...- ...will get to touch the latest and greatest technologies across the data, AI, and infrastructure stack. You will get mentored by an... ...data and are capable of reasoning about new environments and online RL (GRPO, PPO). Python (FastAPI, PyTorch, etc.): REST APIs,...OnlineRemote workShift work
- ...by building robust technical and operational... ...or modernize their data and analytics infrastructure... ..., defining metrics that align with... ...Software and Data Engineer to join our team.... ...customers and team members effectively. Adaptable... ...related books. Online training (Udemy,...OnlineWork experience placementRemote workHome office
$138.49k - $164.49k
...Do you believe data tells the real story... ...requires quality data, metrics, and analytics, as... ...to do: Data Engineer - positions... ...customers as well as technical stakeholders to define... ...and family members, and management leases... ...accommodation for the online application...OnlineWork at officeImmediate startWork from homeFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Member of Technical Staff (Data Scientist/Engineer, Online Metrics). Be the first to apply!
- remote support technician San Francisco, CA
- personal computer support technician San Francisco, CA
- customer support analyst San Francisco, CA
- systems support technician San Francisco, CA
- help desk administrator San Francisco, CA
- decision support analyst San Francisco, CA
- technical support assistant San Francisco, CA
- technical analyst San Francisco, CA
- technical assistant San Francisco, CA
- IT support technician San Francisco, CA

