Python (Pandas, NumPy) jobs

Long Beach, California, United States
On-site
Full-time · Associate
$121K–$210K per year

Manage communication system requirements and verification for space stations and satellites.

Compensation

$120,540—$209,520 USD

Responsibilities

Own and manage spacecraft RF system requirements and verification plan
Specify link parameters including modulation, error correction coding, symbol rate, and channel filter
Calculate link budgets, considering data throughput requirements, link conditions, and ground station characteristics
Estimate the expected data throughput and bit error rate based on your link budgets
Maintain link budgets with consideration to on-vehicle antenna patterns, cable losses, radio specifications, and channel conditions for the expected orbit

Requirements

Bachelor's degree in ECE, EE, Physics, or related STEM discipline
Nice to have: MS or PhD in ECE, EE, Physics, or related stem discipline
Nice to have: Startup experience
Nice to have: Aerospace experience
Nice to have: Design for space

Benefits

medical
dental
vision coverage
paid time off
vacation

Senior Test Engineer

Vast · Posted Nov 10, 2026

Long Beach, California, United States
On-site
Full-time · Senior
$138K–$230K per year
4+ years

test systems fluid systems hardware testing large test campaigns test automation data reduction Python MATLAB Visual Basic

Lead testing for Vast’s lunar systems, including the Vast Power Station, the Haven-derived lunar airlock, and the multi-module lunar habitat.

Compensation

Pay Range: California $137,760—$230,472 USD

Responsibilities

Lead testing for Vast’s lunar systems
Plan, lead, and execute test campaigns across multiple subsystems
Serve as Test Conductor and Test Director on console for hazardous operations
Author and maintain test plans, procedures, sequences, and configuration files
Stand up test capability from scratch

Requirements

Bachelor's degree in an engineering discipline
Nice to have: fluids/propulsion
Nice to have: structural/mechanism
Nice to have: thermal/TVAC
Nice to have: electrical/avionics

Skills

Benefits

medical
dental
vision
paid time off
vacation

Full Stack Engineer

Codal · Posted Nov 9, 2026

Lincoln, England, United Kingdom
Hybrid
Full-time · Associate
2–4 years

Codal is hiring a Full Stack Engineer in Lincoln to build web and mobile applications for enterprise clients using TypeScript, React, React Native, Next.js, Node.js or Python and cloud platforms.

Responsibilities

2-4 years building production web applications professionally, across both front end and back end.
Strong JavaScript/TypeScript, with commercial experience of React, Next.js or a similar modern framework.
Back-end development in Node.js or Python, including REST or GraphQL API design.
Experience with relational and document databases such as PostgreSQL, MySQL or MongoDB.
Hands-on experience deploying and running applications on AWS, GCP or Azure.

Requirements

Nice to have: React Native
Nice to have: REST
Nice to have: GraphQL
Nice to have: GitHub Copilot
Nice to have: Claude Code

Skills

JavaScript TypeScript React Next.js Node.js Python PostgreSQL MySQL MongoDB AWS GCP Azure Git CI/CD

Benefits

Health Insurance
Maternity/Paternity Leave
Pension Scheme
Annual Leave (22 days plus UK bank holidays)
Professional Development

Senior Machine Learning Engineer

Thoughtworks · Posted Nov 10, 2026

Xi'an, Shaanxi, China
Hybrid
Senior

Python Shell Scikit-learn Tensorflow MLFlow Kubeflow Pytorch Azure AWS GCP Databricks MLOps CI/CD distributed systems scalable architectures

Senior Machine Learning Engineer responsible for designing, building, and maintaining scalable ML architectures and infrastructure.

Responsibilities

Design and drive development of robust scalable architectures for deploying and managing ML applications
Collaborate with data scientists and engineers to translate business needs into effective ML systems
Own development and maintenance of core functionalities within ML applications, including pipelines, model training, deployment, monitoring and evaluation
Provide technical expertise and lead functional stream of work ensuring timely delivery
Explore and implement latest tools, frameworks and offerings in the ML landscape

Skills

Sr. Software Engineer - IT Software Engineering

Elastic · Posted Nov 10, 2026

Remote, United States +3 more
Remote
Full-time · Senior
$133K–$253K per year

Backend systems design API design Data modeling Security-first thinking Search fundamentals TypeScript Python Java AI coding agents Elasticsearch Claude Code Cursor GitHub Copilot

A hands-on, 100% individual contributor role within the IT Software Engineering team focused on building internal applications that replace paid SaaS tools, serving as reference architecture for Elastic's own products. The role involves end-to-end ownership from shaping problems and design to shipping and maintenance, specifically focusing on backend systems, data connectors, authorization, and search using AI-assisted agents.

Locations (4)

Seattle, Washington, United States
Los Angeles, California, United States
San Francisco, California, United States
New York City, NY, United States

Compensation

The typical starting salary range for new hires in this role is listed below. In select locations (including Seattle WA, Los Angeles CA, the San Francisco Bay Area CA, and the New York City Metro Area), an alternate range may apply as specified below. $133,100—$210,600 ... $159,900—$252,900

Responsibilities

Take an open business problem, decide what to build and what to leave out, and turn it into a clear spec, data model and API contracts
Build internal applications that replace paid, specialized tools
Read data from several systems of record accurately and efficiently
Store sensitive data so it never leaks
Enforce permissions on the server

Requirements

A degree in Computer Science or a related field.
Nice to have: Elasticsearch
Nice to have: Observability (logs, metrics, traces and alerting)
Nice to have: LLM features (RAG, embeddings, LLM gateways and evaluations)

Skills

Benefits

Health coverage
401k matching
Flexible locations and schedules
Generous vacation days
Volunteer donations up to $2000

Cloud Systems Engineer

Jump Trading · Posted Nov 10, 2026

Hong Kong, Hong Kong +1 more

Design, build, and maintain cloud infrastructure that operates independently of Jump's on-premises environment.

Locations (2)

Hong Kong, Hong Kong
Singapore, Singapore

Responsibilities

Design, build, and maintain cloud infrastructure that operates independently of Jump's on-premises environment.
Architect resilient, reliable systems, with security considered as part of good design from the start.
Build independent infrastructure and controls that strengthen Jump's overall resilience.
Support production and HPC-style compute workloads in the cloud, including provisioning, scaling, performance, and cost.
Own a wide range of systems end to end, from networking and identity to compute, storage, and monitoring.

Requirements

Nice to have: HPC environments
Nice to have: large-scale compute clusters
Nice to have: Kubernetes
Nice to have: containerized workloads
Nice to have: bare-metal

Senior Applied Scientist

Upstart · Posted Nov 10, 2026

Remote, United States +1 more
Remote
Full-time · Senior
$159K–$232K per year
2+ years

causal inference experimentation machine learning statistics probability experimental design Python data manipulation algorithm implementation supervised learning model evaluation feature engineering large datasets

Build predictive and causal models to improve loan servicing outcomes.

Locations (2)

United States
Canada

Compensation

$167,700—$231,800 USD (US) $159,000—$193,000 USD (Canada)

Responsibilities

Develop and evaluate machine‑learning models for borrower repayment behavior
Apply causal inference and experimentation to measure intervention impact
Translate model predictions into decision algorithms
Partner with Product, Engineering, and Operations on payment experiences and collections strategy
Identify machine‑learning opportunities in servicing areas

Requirements

Graduate degree in mathematics, applied mathematics, statistics, physics, econometrics, operations research, computer science, or a related quantitative field
Nice to have: PhD in a quantitative field
Nice to have: payment products experience
Nice to have: causal machine‑learning methods
Nice to have: treatment‑effect modeling

Skills

Benefits

Competitive compensation with base pay, bonus opportunities, and equity grants
401(k) or Group Retirement Savings Plan with company match
Employee Stock Purchase Plan (US only)
Comprehensive health coverage (US and Canada)
Health Savings Account contributions (US only)

Senior FPGA RF Signal Processing Engineer

Muon Space · Posted Jul 15, 2026

Remote, United States
Remote
Full-time · Senior
$158K–$223K per year
5+ years

FPGA development RF DSP HDL (Verilog / System Verilog / VHDL)Digital signal processing Python ARM SoCs Verilog System Verilog VHDL C C++Rust Git JTAG GDB

Implement HDL for digital signal processing of RF systems on FPGAs, and design and optimize these algorithms for Earth observation-related high-performance wireless communication and RF sensing products.

Compensation

The salary range for this role is $158,000-$223,000K, plus a competitive equity grant and comprehensive benefits package.

Responsibilities

Implement and optimize DSP algorithms on FPGAs for real-time execution
Support algorithm prototyping in Python and porting to ARM SoCs
Design, simulate, and implement DSP algorithms for RF applications (Communications, ESM, Radar, etc.)
Collaborate with RF hardware engineers on instrument bring-up, calibration routines, and system integration
Author technical documentation, design specifications, and test reports

Requirements

BS/MS in Electrical Engineering
Computer Engineering
related field
Nice to have: Xilinx/AMD RFSoC or MPSoC
Nice to have: C/C++

Skills

Benefits

medical
dental
vision insurance
401k retirement plan
short & long term disability

Junior Support Analyst

mthree Recruiting Portal · Posted Jul 16, 2025

Hong Kong, Hong Kong
Full-time · Entry

Linux SQL Networking (TCP/IP, UDP, SNMP)Scripting (Perl, Python, or UNIX shell)Problem-solving Analytical skills English communication skills

The Junior Support Analyst will maintain and optimize real-time market data systems, ensure high availability, and collaborate with users and developers to support global financial market data platforms.

Responsibilities

Maintain and optimize real-time market data systems
Ensure high availability and platform performance
Collaborate with users and developers on global migrations
Monitor systems and ensure platform stability
Identify automation and efficiency improvements

Requirements

Bachelor's degree in computer science or a related STEM subject (science, technology, engineering, maths)
Nice to have: Java
Nice to have: C++
Nice to have: .NET
Nice to have: MQ

Skills

Benefits

Interactive training before placement
Generous graduate salary
Pay rises every 12 months
Ongoing training and support

Senior Manager QA – Test Automation & Performance Testing

IPSY · Posted Nov 10, 2026

Remote, United States +16 more
Remote
Full-time · Senior
$180K–$185K per year
10+ years

test automation frameworks such as webdriver.io BDD Python Java JavaScript performance testing tools like JMeter, Gatling, k6, LoadRunner CI/CD pipelines (Jenkins, GitHub Actions, GitLab CI/CD)cloud environments (AWS)containerization technologies webdriver.io JMeter Gatling k6 LoadRunner Jenkins GitHub Actions GitLab CI/CD AWS

Lead Test Automation and Performance Testing teams, driving strategy, frameworks, and quality metrics for software delivery.

Locations (17)

Arizona, United States
California, United States
Connecticut, United States
Florida, United States
Illinois, United States
Kansas, United States

Show all 17 locations

Massachusetts, United States
Missouri, United States
North Carolina, United States
New York, United States
New Jersey, United States
Nevada, United States
Ohio, United States
Pennsylvania, United States
Texas, United States
Utah, United States
Washington, United States

Compensation

$180,000—$185,000 USD

Responsibilities

Define and drive the vision, strategy, and roadmap for test automation and performance testing.
Establish, maintain, and scale test automation frameworks for functional, integration, regression, UAT and end-to-end testing.
Build and enhance performance testing frameworks to ensure system scalability, reliability, and responsiveness.
Lead and mentor a team of test automation and performance engineers.
Work closely with Engineering, DevOps, and product teams to integrate quality engineering practices early in the development cycle.

Requirements

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
Nice to have: AI/ML driven test automation tools
Nice to have: security testing methodologies and tools
Nice to have: large-scale enterprise software testing
Nice to have: ISTQB or equivalent QA certification

Skills

Benefits

Medical, dental & vision insurance
401(k) plan with company match
Paid Time Off
Work from home flexibility
Free IPSY Extra subscription

RF Systems Engineer

Vast · Posted Nov 10, 2026

Long Beach, California, United States
On-site
Full-time · Associate
$121K–$210K per year

Manage communication system requirements and verification for space stations and satellites.

Compensation

$120,540—$209,520 USD

Responsibilities

Own and manage spacecraft RF system requirements and verification plan
Specify link parameters including modulation, error correction coding, symbol rate, and channel filter
Calculate link budgets, considering data throughput requirements, link conditions, and ground station characteristics
Estimate the expected data throughput and bit error rate based on your link budgets
Maintain link budgets with consideration to on-vehicle antenna patterns, cable losses, radio specifications, and channel conditions for the expected orbit

Requirements

Bachelor's degree in ECE, EE, Physics, or related STEM discipline
Nice to have: MS or PhD in ECE, EE, Physics, or related stem discipline
Nice to have: Startup experience
Nice to have: Aerospace experience
Nice to have: Design for space

Benefits

medical
dental
vision coverage
paid time off
vacation

Senior Test Engineer

Vast · Posted Nov 10, 2026

Long Beach, California, United States
On-site
Full-time · Senior
$138K–$230K per year
4+ years

test systems fluid systems hardware testing large test campaigns test automation data reduction Python MATLAB Visual Basic

Lead testing for Vast’s lunar systems, including the Vast Power Station, the Haven-derived lunar airlock, and the multi-module lunar habitat.

Compensation

Pay Range: California $137,760—$230,472 USD

Responsibilities

Lead testing for Vast’s lunar systems
Plan, lead, and execute test campaigns across multiple subsystems
Serve as Test Conductor and Test Director on console for hazardous operations
Author and maintain test plans, procedures, sequences, and configuration files
Stand up test capability from scratch

Requirements

Bachelor's degree in an engineering discipline
Nice to have: fluids/propulsion
Nice to have: structural/mechanism
Nice to have: thermal/TVAC
Nice to have: electrical/avionics

Skills

Benefits

medical
dental
vision
paid time off
vacation

Full Stack Engineer

Codal · Posted Nov 9, 2026

Lincoln, England, United Kingdom
Hybrid
Full-time · Associate
2–4 years

Codal is hiring a Full Stack Engineer in Lincoln to build web and mobile applications for enterprise clients using TypeScript, React, React Native, Next.js, Node.js or Python and cloud platforms.

Responsibilities

2-4 years building production web applications professionally, across both front end and back end.
Strong JavaScript/TypeScript, with commercial experience of React, Next.js or a similar modern framework.
Back-end development in Node.js or Python, including REST or GraphQL API design.
Experience with relational and document databases such as PostgreSQL, MySQL or MongoDB.
Hands-on experience deploying and running applications on AWS, GCP or Azure.

Requirements

Nice to have: React Native
Nice to have: REST
Nice to have: GraphQL
Nice to have: GitHub Copilot
Nice to have: Claude Code

Skills

JavaScript TypeScript React Next.js Node.js Python PostgreSQL MySQL MongoDB AWS GCP Azure Git CI/CD

Benefits

Health Insurance
Maternity/Paternity Leave
Pension Scheme
Annual Leave (22 days plus UK bank holidays)
Professional Development

Senior Machine Learning Engineer

Thoughtworks · Posted Nov 10, 2026

Xi'an, Shaanxi, China
Hybrid
Senior

Python Shell Scikit-learn Tensorflow MLFlow Kubeflow Pytorch Azure AWS GCP Databricks MLOps CI/CD distributed systems scalable architectures

Senior Machine Learning Engineer responsible for designing, building, and maintaining scalable ML architectures and infrastructure.

Responsibilities

Design and drive development of robust scalable architectures for deploying and managing ML applications
Collaborate with data scientists and engineers to translate business needs into effective ML systems
Own development and maintenance of core functionalities within ML applications, including pipelines, model training, deployment, monitoring and evaluation
Provide technical expertise and lead functional stream of work ensuring timely delivery
Explore and implement latest tools, frameworks and offerings in the ML landscape

Skills

Sr. Software Engineer - IT Software Engineering

Elastic · Posted Nov 10, 2026

Remote, United States +3 more
Remote
Full-time · Senior
$133K–$253K per year

Backend systems design API design Data modeling Security-first thinking Search fundamentals TypeScript Python Java AI coding agents Elasticsearch Claude Code Cursor GitHub Copilot

Locations (4)

Seattle, Washington, United States
Los Angeles, California, United States
San Francisco, California, United States
New York City, NY, United States

Compensation

Responsibilities

Take an open business problem, decide what to build and what to leave out, and turn it into a clear spec, data model and API contracts
Build internal applications that replace paid, specialized tools
Read data from several systems of record accurately and efficiently
Store sensitive data so it never leaks
Enforce permissions on the server

Requirements

A degree in Computer Science or a related field.
Nice to have: Elasticsearch
Nice to have: Observability (logs, metrics, traces and alerting)
Nice to have: LLM features (RAG, embeddings, LLM gateways and evaluations)

Skills

Benefits

Health coverage
401k matching
Flexible locations and schedules
Generous vacation days
Volunteer donations up to $2000

Cloud Systems Engineer

Jump Trading · Posted Nov 10, 2026

Hong Kong, Hong Kong +1 more

Design, build, and maintain cloud infrastructure that operates independently of Jump's on-premises environment.

Locations (2)

Hong Kong, Hong Kong
Singapore, Singapore

Responsibilities

Design, build, and maintain cloud infrastructure that operates independently of Jump's on-premises environment.
Architect resilient, reliable systems, with security considered as part of good design from the start.
Build independent infrastructure and controls that strengthen Jump's overall resilience.
Support production and HPC-style compute workloads in the cloud, including provisioning, scaling, performance, and cost.
Own a wide range of systems end to end, from networking and identity to compute, storage, and monitoring.

Requirements

Nice to have: HPC environments
Nice to have: large-scale compute clusters
Nice to have: Kubernetes
Nice to have: containerized workloads
Nice to have: bare-metal

Senior Applied Scientist

Upstart · Posted Nov 10, 2026

Remote, United States +1 more
Remote
Full-time · Senior
$159K–$232K per year
2+ years

Build predictive and causal models to improve loan servicing outcomes.

Locations (2)

United States
Canada

Compensation

$167,700—$231,800 USD (US) $159,000—$193,000 USD (Canada)

Responsibilities

Develop and evaluate machine‑learning models for borrower repayment behavior
Apply causal inference and experimentation to measure intervention impact
Translate model predictions into decision algorithms
Partner with Product, Engineering, and Operations on payment experiences and collections strategy
Identify machine‑learning opportunities in servicing areas

Requirements

Graduate degree in mathematics, applied mathematics, statistics, physics, econometrics, operations research, computer science, or a related quantitative field
Nice to have: PhD in a quantitative field
Nice to have: payment products experience
Nice to have: causal machine‑learning methods
Nice to have: treatment‑effect modeling

Skills

Benefits

Competitive compensation with base pay, bonus opportunities, and equity grants
401(k) or Group Retirement Savings Plan with company match
Employee Stock Purchase Plan (US only)
Comprehensive health coverage (US and Canada)
Health Savings Account contributions (US only)

Senior FPGA RF Signal Processing Engineer

Muon Space · Posted Jul 15, 2026

Remote, United States
Remote
Full-time · Senior
$158K–$223K per year
5+ years

FPGA development RF DSP HDL (Verilog / System Verilog / VHDL)Digital signal processing Python ARM SoCs Verilog System Verilog VHDL C C++Rust Git JTAG GDB

Compensation

The salary range for this role is $158,000-$223,000K, plus a competitive equity grant and comprehensive benefits package.

Responsibilities

Implement and optimize DSP algorithms on FPGAs for real-time execution
Support algorithm prototyping in Python and porting to ARM SoCs
Design, simulate, and implement DSP algorithms for RF applications (Communications, ESM, Radar, etc.)
Collaborate with RF hardware engineers on instrument bring-up, calibration routines, and system integration
Author technical documentation, design specifications, and test reports

Requirements

BS/MS in Electrical Engineering
Computer Engineering
related field
Nice to have: Xilinx/AMD RFSoC or MPSoC
Nice to have: C/C++

Skills

Benefits

medical
dental
vision insurance
401k retirement plan
short & long term disability

Junior Support Analyst

mthree Recruiting Portal · Posted Jul 16, 2025

Hong Kong, Hong Kong
Full-time · Entry

Linux SQL Networking (TCP/IP, UDP, SNMP)Scripting (Perl, Python, or UNIX shell)Problem-solving Analytical skills English communication skills

Responsibilities

Maintain and optimize real-time market data systems
Ensure high availability and platform performance
Collaborate with users and developers on global migrations
Monitor systems and ensure platform stability
Identify automation and efficiency improvements

Requirements

Bachelor's degree in computer science or a related STEM subject (science, technology, engineering, maths)
Nice to have: Java
Nice to have: C++
Nice to have: .NET
Nice to have: MQ

Skills

Benefits

Interactive training before placement
Generous graduate salary
Pay rises every 12 months
Ongoing training and support

Senior Manager QA – Test Automation & Performance Testing

IPSY · Posted Nov 10, 2026

Remote, United States +16 more
Remote
Full-time · Senior
$180K–$185K per year
10+ years

Lead Test Automation and Performance Testing teams, driving strategy, frameworks, and quality metrics for software delivery.

Locations (17)

Arizona, United States
California, United States
Connecticut, United States
Florida, United States
Illinois, United States
Kansas, United States

Show all 17 locations

Massachusetts, United States
Missouri, United States
North Carolina, United States
New York, United States
New Jersey, United States
Nevada, United States
Ohio, United States
Pennsylvania, United States
Texas, United States
Utah, United States
Washington, United States

Compensation

$180,000—$185,000 USD

Responsibilities

Define and drive the vision, strategy, and roadmap for test automation and performance testing.
Establish, maintain, and scale test automation frameworks for functional, integration, regression, UAT and end-to-end testing.
Build and enhance performance testing frameworks to ensure system scalability, reliability, and responsiveness.
Lead and mentor a team of test automation and performance engineers.
Work closely with Engineering, DevOps, and product teams to integrate quality engineering practices early in the development cycle.

Requirements

Bachelor’s or Master’s degree in Computer Science, Engineering, or a related field
Nice to have: AI/ML driven test automation tools
Nice to have: security testing methodologies and tools
Nice to have: large-scale enterprise software testing
Nice to have: ISTQB or equivalent QA certification

Skills

Benefits

Medical, dental & vision insurance
401(k) plan with company match
Paid Time Off
Work from home flexibility
Free IPSY Extra subscription