What is Polars?
Polars is a fast DataFrame library for Python and Rust, built on Apache Arrow, used for data analysis and transformation.
700 open Polars jobs on freehire.
Named alongside Polars
Jobs asking for Polars
Fetcherr
36 views 8 hours agoData Scientist - Time Series Forecasting
New HybridMENAIsraelNetanya, Center DistrictFetcherr is hiring a Demand Modeling Scientist in Netanya to own demand-forecasting models end to end — from raw customer data through training, deployment on Azure, and live A/B-tested uplift. The work centers on econometric and deep-learning time-series modeling in Python, with AI coding agents as a daily workflow.
Netanya, Center District, Posted 8 hours ago Sign in to see your matchA/B Testing Agentic AI AI AWS Azure +21 skillsBaxter Planning Systems, Inc.
9 hours agoData Engineer
New EuropeSpainBarcelonaData Engineer in Barcelona building Baxter Planning's data-serving layer: curated datasets, marts, and product-ready tables via incremental/micro-batch pipelines with near-real-time CDC ingestion (AWS DMS). ETL/ELT in Python (Polars), star-schema models served through Athena/Redshift, orchestrated with Airflow and AWS-native tooling. Salary €55,000–€65,000.
Barcelona, Spain, Posted 9 hours ago, 55K – 65K € Sign in to see your matchAirflow Athena AWS CI/CD CloudFormation +18 skills55K – 65K €Gogoro Taiwan Limited_睿能創意股份有限公司
9 views 11 hours agoData Engineer 資料工程師 (桃園龜山近林口長庚)
New APACFull-timeTaiwanGuishan District, Taoyuan City職務影響力 本職位以資料工程與分析平台建設為核心，負責打造穩定、可擴展且可維運的工程數據基礎設施，作為工程與研發團隊進行數據決策的關鍵支撐。透過提升資料管道品質、系統自動化與整體擴展性，使資料分析工程師與工程團隊能在一致且可信的數據基礎上，規模化地產出可靠洞見，而非仰賴零散的個人分析。 職務說明 1.…
Guishan District, Taoyuan City, Taiwan, Posted 11 hours ago Sign in to see your matchAirflow CI/CD Data Quality dbt Docker +7 skillsNcounter
14 hours agoSoftware Developer – Risk Data Pipelines
New UKUnited KingdomLondonBuild and maintain production-grade data pipelines that feed risk analytics with real-time market, position, and reference data in a high-stakes trading environment. Core stack is Python with workflow orchestration tools (Airflow/Dagster/Prefect) and analytical databases like ClickHouse.
London, United Kingdom, Posted 14 hours ago Sign in to see your matchAirflow Analytics ClickHouse Dagster Data Engineering +8 skillsCubist Systematic Strategies
80 views 16 hours agoQuantitative Software Developer
Open 145d North America 5 questionsUnited StatesNew YorkBuilds and maintains trading systems and research infrastructure for a quantitative hedge fund, using Python, C/C++, and numerical libraries to automate alpha estimation, backtesting, and portfolio construction.
New York, Posted 16 hours ago, 5 questions Sign in to see your matchAutomation CI/CD C++ JAX Linux +9 skillsIMC Trading
95 views 16 hours agoPython Software Engineer
Open 145d Europe 4 questions Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.NetherlandsAmsterdamBuild high-performance trading systems and analytical tools in Python for internal use, collaborating closely with traders and researchers to develop scalable applications and data-driven solutions.
Amsterdam, Netherlands, Posted 16 hours ago, 4 questions Sign in to see your matchAnalytics Asyncio Big Data Data Analytics DevOps +24 skills- 65 views 16 hours ago
Quantitative Developer - Python
Open 145d North AmericaFull-time 5 questions Licensed NL sponsor — This employer appears on the IND public register of recognised sponsors for work and highly skilled migrants. The recognition belongs to the employer and is not a commitment to sponsor this role.United StatesChicagoQuantitative developer at a proprietary trading firm who owns the full path from research to production: building simulation/backtesting infrastructure, feature and signal pipelines, and helping optimize strategies. Core stack is Python (pandas/polars) with strong statistics, time-series, and ML applied to systematic trading.
Chicago, United States, Posted 16 hours ago, 200K – 225K $, 5 questions Sign in to see your matchMachine Learning pandas Polars Python Statistics +1 skills200K – 225K $ Lifelancer
17 hours agoAnalytics Engineer - OpenData EMEA (Remote)
New RemoteEuropeFull-time Salary + equitySpainRemote (Barcelona, Spain) Analytics Engineer on Veeva Systems' OpenData EMEA team: build and maintain web crawlers and Python jobs to clean, transform, and validate healthcare reference data, integrate it into the OpenData platform, and produce ad-hoc and visual reports. Core stack is SQL and Python; Redshift, dbt, Polars nice-to-have.
Posted 17 hours ago, 45K – 95K €, Salary + equity Sign in to see your matchAnalytics Cloud Data Quality dbt Observability +7 skills45K – 95K €Collective.work
19 hours agoData Engineer Python - Freelance (H/F)
New EuropeContractFranceTaux journalier (TJM): 500Dans le cadre d'un projet de mise à disposition de données à des fins d'analyse, de test ou de développement, vous contribuez à concevoir et industrialiser des traitements de préparation et…
France, Posted 19 hours ago Sign in to see your matchCI/CD Dask Data Pipelines Git JSON +4 skillsNielsenIQ
24 hours agoSenior Data Engineer
New APACFull-timeSeniorIndiaChennai, TNSenior Data Engineer at NIQ, a consumer intelligence company, in Chennai: designs, builds, and operates large-scale batch and streaming pipelines, lakehouse platform components, and helps productionize ML/LLM workloads. Core stack: Python, Scala, Spark/Databricks, Kafka, Airflow, a major cloud (AWS/Azure/GCP), SQL, and Kubernetes.
Chennai, TN, in, Posted 24 hours ago Sign in to see your matchAcceptance Criteria AI Airflow Analytics API +47 skills