Python (FastAPI / Flask) jobs

Principal Software Engineer, Cloud Infrastructure

NVIDIA · Posted Nov 9, 2026

Santa Clara, California, United States
Principal
$272K–$431K per year
15+ years

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We are seeking a Principal Software Engineer to drive the architecture and development of our bare-metal and cloud compute infrastructure.

Compensation

Your base salary will be determined based on your location, experience, and other objective job-related factors. The expected base salary range for this position is 272,000 USD – 431,250 USD.

Responsibilities

Own architecture and lead implementation of large-scale OpenStack infrastructure supporting bare-metal provisioning, virtual machines, and engineering workloads spanning several datacenters around the globe.
Architect and implement Infrastructure as Code frameworks to automate provisioning, configuration, and lifecycle management across OpenStack and bare-metal environments, using version-controlled definitions, automated validation, drift detection, and safe rollback.
Build and improve compute control planes, resource scheduling, topology-aware placement, reservations, and capacity management for heterogeneous hardware.
Develop and extend OpenStack services and integrations, including Nova, Neutron, Ironic, Cinder, Keystone, and Placement, based on platform requirements.
Improve platform scalability, availability, and performance through architectural changes, profiling, failure analysis, and detailed elimination of operational bottlenecks.

Requirements

BS or MS in Computer Science, Computer Engineering, or a related field, or equivalent experience.

Skills

Python OpenStack Nova Neutron Ironic Cinder Keystone Placement Linux KVM/QEMU containers virtualization networking MySQL MariaDB RabbitMQ Ceph

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IT Platform Admin

Excellus BCBS · Posted Nov 9, 2026

Open

Rochester, New York, United States
Full-time
$60K–$158K per year
3+ years

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IT Platform Administrator responsible for ensuring availability and operation of enterprise software platforms, monitoring, troubleshooting, and maintaining application performance and security.

Compensation

Level I - 60,410 - 84,000 Level II - 60,410 - 106,929 Level III - 79,068 - 142,322 Level IV - 87,766 - 157,978

Responsibilities

Installs, configures, troubleshoots, patches, and maintains enterprise software platforms
Conducts testing, performance optimization and maintenance of applications
Monitors system uptime and performance, maintains backups
Manages user and system accounts, network rights and access
Collaborates with cross-functional teams to triage and resolve incidents

Requirements

Associate's degree in Computer Science, Information Technology, Management Information Systems, Business, Analytics or relevant field
Three (3) years of related work experience in lieu of degree
Nice to have: Intermediate knowledge of relevant operating systems, scripting languages, database management systems
Nice to have: Intermediate knowledge of content store application administration
Nice to have: Intermediate knowledge of content integration application administration

Skills

Basic knowledge of structured systems analysis and design Basic knowledge of operating systems (Linux and/or Windows)Basic knowledge of programming/scripting languages (PowerShell, Python, Bash, SQL)Basic knowledge of relational database management systems (Oracle, SQL Server, AWS Redshift)Basic knowledge of cloud platforms (Azure, AWS, Salesforce, Pega, GCP)Basic knowledge of monitoring tools, load balancers, high availability architectures Basic knowledge of ITIL process framework Basic knowledge of source control processes & tools Basic knowledge of application delivery, management structures and reporting procedures Basic knowledge of Agile development methodologies PowerShell Python Bash SQL Oracle SQL Server AWS Redshift Azure AWS Salesforce Pega GCP Monitoring tools Load balancers High availability architectures ITIL Source control tools Agile development tools

Benefits

Group health and/or dental insurance
Retirement plan
Wellness program
Paid time away from work
Paid holidays

See full job description

Technology Strategy Technical Lead

Freddie Mac · Posted Nov 9, 2026

Open

McLean, Virginia, United States
Full-time · Senior
$149K–$223K per year
8+ years

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Lead technical design and delivery of Freddie Mac’s internal GenAI platform, FredAI, ensuring secure, scalable, and responsible AI solutions across the enterprise.

Compensation

This position has an annualized market-based salary range of $149,000 - $223,000 and is eligible to participate in the annual incentive program.

Responsibilities

Provide hands‑on technical leadership for architecture, design, and delivery of FredAI capabilities
Design and implement reusable reference architectures, SDKs, shared services, APIs, and integration patterns
Implement rigorous evaluation, testing, and LLMOps practices
Engineer secure, permission‑aware solutions enforcing identity, data boundaries, privacy, and responsible AI policies
Define model and platform integration patterns and cost management

Requirements

Bachelor's degree in Computer Science, Engineering, Data Science, or a related technical field

Benefits

comprehensive total rewards package
competitive compensation
market‑leading benefit programs

See full job description

Backend Software Engineer

Raydar · Posted Nov 10, 2026

Open

San Francisco, California, United States
On-site
Full-time
$200K–$300K per year
2–6 years

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Design and build the core execution layer of an AI-driven product, covering runtime orchestration, tool integration, state handling and the reliability and evaluation work that lets it run in production.

Compensation

Base salary: USD 200,000 to 300,000 per year

Responsibilities

Build a runtime that coordinates model calls, tool invocations, retries, checkpoints and handoffs to people across long-running multi-step jobs.
Structure multi-step processes as graphs linking software agents, external tools and decision points so they can be traced and resumed after a failure.
Wrap external scientific engines, data stores and laboratory systems behind well-tested interfaces.
Create evaluation harnesses, tracing and regression suites that measure outcomes at the level of the end user's task.
Help model scientists build the data pipelines that record model runs and feed results back into training.

Requirements

Master's degree
PhD
Nice to have: data collection pipelines
Nice to have: reinforcement learning
Nice to have: technical software libraries

Skills

Python system architecture deployment monitoring performance tuning data pipelines AI components external functions parallel execution error handling testing tools

Benefits

Equity
Health, dental and medical coverage

See full job description

Java Engineer – HPC Cluster Development & Maintenance, 100% (f/m/d)

Julius Baer · Posted Oct 14, 2026

Open

Zurich, Zurich, Switzerland
Senior

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Responsibilities

Future-proof and maintain Java-based cluster scheduling and control systems
Ensure high availability and reliability of HPC resources
Maintain and improve monitoring systems for infrastructure and client submissions
Collaborate with internal stakeholders to balance resource allocation with business requirements
Troubleshoot and optimize performance across on-prem and Azure-augmented environments

Requirements

Nice to have: Scala
Nice to have: C++
Nice to have: Kubernetes
Nice to have: Java multithreaded development

Skills

Java distributed systems Apache Ignite ActiveMQ Python MongoDB Elastic/Kibana NoSQL databases front-end web technologies Azure Red Hat Linux banking systems regulatory requirements Azure SDK Kubernetes

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Machine Learning Researcher

Raydar · Posted Nov 10, 2026

Open

San Francisco, California, United States
On-site
Full-time · Senior
$200K–$300K per year
5–10 years

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Lead research work from early hypothesis to working model, tying gains from offline experiments to results seen in practice.

Compensation

Base salary: USD 200,000 to 300,000 per year

Responsibilities

Modify and train large models
Build reinforcement learning methods
Design synthetic-data and knowledge-distillation pipelines
Create benchmarks and evaluations
Run and troubleshoot large distributed training jobs

Requirements

Doctoral study
Nice to have: scientific data
Nice to have: multimodal data
Nice to have: experimental science
Nice to have: learning from fixed datasets

Skills

Python deep learning distributed training frameworks such as FSDP, DeepSpeed or Megatron large neural networks reinforcement learning synthetic-data pipelines knowledge-distillation benchmarking model evaluation model deployment research methodology FSDP DeepSpeed Megatron

Benefits

Equity
Health, medical and dental coverage

See full job description

Sr. Staff Security Researcher

Palo Alto Networks · Posted Jan 24, 2026

Open

Remote, United States
Remote
Full-time · Senior
3–5 years

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Seeking a Sr. Staff Researcher for the Cloud-Delivered Security Services team to develop and refine security content for next-generation products.

Responsibilities

Design, build, and optimize automation systems
Build and optimize automation systems to process real-time data
Collaborate with experienced researchers to analyze emerging threats
Contribute directly to the detection and prevention of malware and other digital threats
Translate research findings into tangible security solutions

Requirements

PhD
Nice to have: ML/GenAI techniques
Nice to have: Anomaly detection
Nice to have: deep learning
Nice to have: NLP

Skills

Python Go Malware analysis Network protocols HTTP SMTP FTP Security content TensorFlow PyTorch Scikit-Learn Wireshark tcpdump

Benefits

restricted stock units
bonus

See full job description

Software Engineer

Palo Alto Networks · Posted Jan 24, 2026

Open

Remote, United States
Remote
Full-time · Entry
$90K–$148K per year

Apply with RefersoAI Apply on careers page

You will join a Research and Development (R&D) team that will give you the opportunity to make a global impact, protecting our way of life in the digital age by preventing successful cyber attacks.

Compensation

$90,000.00 - $147,500.00/yr

Responsibilities

Collaborate with cross-functional teams to design, develop, and deploy software solutions with agility and rapid iteration.
Use and experiment with AI-assisted development tools (e.g., Cursor, Claude Code) to boost productivity and improve code quality.
Help define and evolve new engineering practices that leverage AI for code generation, testing, documentation, and refactoring.
Write clean, maintainable, and well-documented code, and actively participate in peer reviews and team design discussions.
Contribute to the automation of development, deployment, and monitoring processes as part of a DevOps culture.

Requirements

Bachelor's degree in Computer Science, Software Engineering, Machine Learning, or a similar technical field
Nice to have: large language models (LLMs)
Nice to have: AI/ML APIs
Nice to have: GCP
Nice to have: AWS

Skills

Python Java C data structures algorithms operating systems Networking fundamentals Cursor Claude Code GCP AWS Azure Docker Kubernetes

Benefits

restricted stock units
bonus

See full job description

Data Analytics

Multiplica · Posted Nov 10, 2026

Open

Mexico City, Mexico City, Mexico

Apply with RefersoAI Apply on careers page

Responsibilities

Recopilar, depurar, validar y analizar datos de diferentes fuentes de información.
Diseñar, desarrollar y mantener tableros de control (dashboards) e informes ejecutivos.
Identificar tendencias, patrones, desviaciones y oportunidades de mejora mediante el análisis de datos.
Traducir las necesidades del negocio en soluciones analíticas.
Definir, monitorear y dar seguimiento a indicadores clave de desempeño (KPIs).

Requirements

Licenciatura en Actuaría, Matemáticas, Estadística, Economía, Ingeniería, Sistemas Computacionales, Ciencia de Datos o carreras afines.
Nice to have: Python
Nice to have: R

Skills

SQL Excel avanzado Power BI Tableau Excel Python R

Benefits

Beneficios de ley y superiores.
Días de vacaciones adicionales.
Beneficios de salud.
Oportunidad de crecimiento.

See full job description

Ingeniero de Datos GCP - Senior

Multiplica · Posted Nov 9, 2026

Open

La Victoria, Lima Province, Peru
Senior
5+ years

Apply with RefersoAI Apply on careers page

Responsibilities

Elaborar y liderar el plan de trabajo técnico para implementar, desplegar, capacitar y estabilizar proyectos y mejoras en GCP, con reporting en Power BI.
Diseñar arquitecturas de datos escalables y seguras en BigQuery, Cloud Storage, Dataflow, Dataproc, Composer y Pub/Sub.
Definir estándares de modelamiento, calidad, observabilidad, CI/CD e IaC; gestionar documentación, pruebas y control de versiones.
Interactuar con usuarios, científicos de datos e ingenieros para priorizar requerimientos, desbloquear dependencias y mentorizar al equipo.
Resolver issues productivos en GCP y Power BI, optimizando performance y costo, coordinando escalamiento con proveedores cuando aplique.

Requirements

Profesional universitario en Ingeniería de Sistemas, Ingeniería de Software o carreras afines

Skills

GCP BigQuery Cloud Storage Dataflow Dataproc Composer Pub/Sub Power BI SQL Python Terraform IaC Azure Data Factory ADLS Gen2 Synapse Analytics Azure Databricks Power BI Gateway ADLS Synapse

Benefits

Ingreso a Planilla desde el primer día de trabajo con todos los beneficios de acuerdo a Ley
EPS cubierto al 100%
Vacaciones
Beneficios corporativos de Multiplica
Oportunidades de crecimiento

See full job description

Principal Software Engineer, Cloud Infrastructure

NVIDIA · Posted Nov 9, 2026

Open

Santa Clara, California, United States
Principal
$272K–$431K per year
15+ years

Apply with RefersoAI Apply on careers page

We are seeking a Principal Software Engineer to drive the architecture and development of our bare-metal and cloud compute infrastructure.

Compensation

Your base salary will be determined based on your location, experience, and other objective job-related factors. The expected base salary range for this position is 272,000 USD – 431,250 USD.

Responsibilities

Own architecture and lead implementation of large-scale OpenStack infrastructure supporting bare-metal provisioning, virtual machines, and engineering workloads spanning several datacenters around the globe.
Architect and implement Infrastructure as Code frameworks to automate provisioning, configuration, and lifecycle management across OpenStack and bare-metal environments, using version-controlled definitions, automated validation, drift detection, and safe rollback.
Build and improve compute control planes, resource scheduling, topology-aware placement, reservations, and capacity management for heterogeneous hardware.
Develop and extend OpenStack services and integrations, including Nova, Neutron, Ironic, Cinder, Keystone, and Placement, based on platform requirements.
Improve platform scalability, availability, and performance through architectural changes, profiling, failure analysis, and detailed elimination of operational bottlenecks.

Requirements

BS or MS in Computer Science, Computer Engineering, or a related field, or equivalent experience.

Skills

Python OpenStack Nova Neutron Ironic Cinder Keystone Placement Linux KVM/QEMU containers virtualization networking MySQL MariaDB RabbitMQ Ceph

See full job description

IT Platform Admin

Excellus BCBS · Posted Nov 9, 2026

Open

Rochester, New York, United States
Full-time
$60K–$158K per year
3+ years

Apply with RefersoAI Apply on careers page

IT Platform Administrator responsible for ensuring availability and operation of enterprise software platforms, monitoring, troubleshooting, and maintaining application performance and security.

Compensation

Level I - 60,410 - 84,000 Level II - 60,410 - 106,929 Level III - 79,068 - 142,322 Level IV - 87,766 - 157,978

Responsibilities

Installs, configures, troubleshoots, patches, and maintains enterprise software platforms
Conducts testing, performance optimization and maintenance of applications
Monitors system uptime and performance, maintains backups
Manages user and system accounts, network rights and access
Collaborates with cross-functional teams to triage and resolve incidents

Requirements

Associate's degree in Computer Science, Information Technology, Management Information Systems, Business, Analytics or relevant field
Three (3) years of related work experience in lieu of degree
Nice to have: Intermediate knowledge of relevant operating systems, scripting languages, database management systems
Nice to have: Intermediate knowledge of content store application administration
Nice to have: Intermediate knowledge of content integration application administration

Skills

Benefits

Group health and/or dental insurance
Retirement plan
Wellness program
Paid time away from work
Paid holidays

See full job description

Technology Strategy Technical Lead

Freddie Mac · Posted Nov 9, 2026

Open

McLean, Virginia, United States
Full-time · Senior
$149K–$223K per year
8+ years

Apply with RefersoAI Apply on careers page

Lead technical design and delivery of Freddie Mac’s internal GenAI platform, FredAI, ensuring secure, scalable, and responsible AI solutions across the enterprise.

Compensation

This position has an annualized market-based salary range of $149,000 - $223,000 and is eligible to participate in the annual incentive program.

Responsibilities

Provide hands‑on technical leadership for architecture, design, and delivery of FredAI capabilities
Design and implement reusable reference architectures, SDKs, shared services, APIs, and integration patterns
Implement rigorous evaluation, testing, and LLMOps practices
Engineer secure, permission‑aware solutions enforcing identity, data boundaries, privacy, and responsible AI policies
Define model and platform integration patterns and cost management

Requirements

Bachelor's degree in Computer Science, Engineering, Data Science, or a related technical field

Benefits

comprehensive total rewards package
competitive compensation
market‑leading benefit programs

See full job description

Backend Software Engineer

Raydar · Posted Nov 10, 2026

Open

San Francisco, California, United States
On-site
Full-time
$200K–$300K per year
2–6 years

Apply with RefersoAI Apply on careers page

Compensation

Base salary: USD 200,000 to 300,000 per year

Responsibilities

Build a runtime that coordinates model calls, tool invocations, retries, checkpoints and handoffs to people across long-running multi-step jobs.
Structure multi-step processes as graphs linking software agents, external tools and decision points so they can be traced and resumed after a failure.
Wrap external scientific engines, data stores and laboratory systems behind well-tested interfaces.
Create evaluation harnesses, tracing and regression suites that measure outcomes at the level of the end user's task.
Help model scientists build the data pipelines that record model runs and feed results back into training.

Requirements

Master's degree
PhD
Nice to have: data collection pipelines
Nice to have: reinforcement learning
Nice to have: technical software libraries

Skills

Python system architecture deployment monitoring performance tuning data pipelines AI components external functions parallel execution error handling testing tools

Benefits

Equity
Health, dental and medical coverage

See full job description

Java Engineer – HPC Cluster Development & Maintenance, 100% (f/m/d)

Julius Baer · Posted Oct 14, 2026

Open

Zurich, Zurich, Switzerland
Senior

Apply with RefersoAI Apply on careers page

Responsibilities

Future-proof and maintain Java-based cluster scheduling and control systems
Ensure high availability and reliability of HPC resources
Maintain and improve monitoring systems for infrastructure and client submissions
Collaborate with internal stakeholders to balance resource allocation with business requirements
Troubleshoot and optimize performance across on-prem and Azure-augmented environments

Requirements

Nice to have: Scala
Nice to have: C++
Nice to have: Kubernetes
Nice to have: Java multithreaded development

Skills

See full job description

Machine Learning Researcher

Raydar · Posted Nov 10, 2026

Open

San Francisco, California, United States
On-site
Full-time · Senior
$200K–$300K per year
5–10 years

Apply with RefersoAI Apply on careers page

Lead research work from early hypothesis to working model, tying gains from offline experiments to results seen in practice.

Compensation

Base salary: USD 200,000 to 300,000 per year

Responsibilities

Modify and train large models
Build reinforcement learning methods
Design synthetic-data and knowledge-distillation pipelines
Create benchmarks and evaluations
Run and troubleshoot large distributed training jobs

Requirements

Doctoral study
Nice to have: scientific data
Nice to have: multimodal data
Nice to have: experimental science
Nice to have: learning from fixed datasets

Skills

Benefits

Equity
Health, medical and dental coverage

See full job description

Sr. Staff Security Researcher

Palo Alto Networks · Posted Jan 24, 2026

Open

Remote, United States
Remote
Full-time · Senior
3–5 years

Apply with RefersoAI Apply on careers page

Seeking a Sr. Staff Researcher for the Cloud-Delivered Security Services team to develop and refine security content for next-generation products.

Responsibilities

Design, build, and optimize automation systems
Build and optimize automation systems to process real-time data
Collaborate with experienced researchers to analyze emerging threats
Contribute directly to the detection and prevention of malware and other digital threats
Translate research findings into tangible security solutions

Requirements

PhD
Nice to have: ML/GenAI techniques
Nice to have: Anomaly detection
Nice to have: deep learning
Nice to have: NLP

Skills

Python Go Malware analysis Network protocols HTTP SMTP FTP Security content TensorFlow PyTorch Scikit-Learn Wireshark tcpdump

Benefits

restricted stock units
bonus

See full job description

Software Engineer

Palo Alto Networks · Posted Jan 24, 2026

Open

Remote, United States
Remote
Full-time · Entry
$90K–$148K per year

Apply with RefersoAI Apply on careers page

You will join a Research and Development (R&D) team that will give you the opportunity to make a global impact, protecting our way of life in the digital age by preventing successful cyber attacks.

Compensation

$90,000.00 - $147,500.00/yr

Responsibilities

Collaborate with cross-functional teams to design, develop, and deploy software solutions with agility and rapid iteration.
Use and experiment with AI-assisted development tools (e.g., Cursor, Claude Code) to boost productivity and improve code quality.
Help define and evolve new engineering practices that leverage AI for code generation, testing, documentation, and refactoring.
Write clean, maintainable, and well-documented code, and actively participate in peer reviews and team design discussions.
Contribute to the automation of development, deployment, and monitoring processes as part of a DevOps culture.

Requirements

Bachelor's degree in Computer Science, Software Engineering, Machine Learning, or a similar technical field
Nice to have: large language models (LLMs)
Nice to have: AI/ML APIs
Nice to have: GCP
Nice to have: AWS

Skills

Python Java C data structures algorithms operating systems Networking fundamentals Cursor Claude Code GCP AWS Azure Docker Kubernetes

Benefits

restricted stock units
bonus

See full job description

Data Analytics

Multiplica · Posted Nov 10, 2026

Open

Mexico City, Mexico City, Mexico

Apply with RefersoAI Apply on careers page

Responsibilities

Recopilar, depurar, validar y analizar datos de diferentes fuentes de información.
Diseñar, desarrollar y mantener tableros de control (dashboards) e informes ejecutivos.
Identificar tendencias, patrones, desviaciones y oportunidades de mejora mediante el análisis de datos.
Traducir las necesidades del negocio en soluciones analíticas.
Definir, monitorear y dar seguimiento a indicadores clave de desempeño (KPIs).

Requirements

Licenciatura en Actuaría, Matemáticas, Estadística, Economía, Ingeniería, Sistemas Computacionales, Ciencia de Datos o carreras afines.
Nice to have: Python
Nice to have: R

Skills

SQL Excel avanzado Power BI Tableau Excel Python R

Benefits

Beneficios de ley y superiores.
Días de vacaciones adicionales.
Beneficios de salud.
Oportunidad de crecimiento.

See full job description

Ingeniero de Datos GCP - Senior

Multiplica · Posted Nov 9, 2026

Open

La Victoria, Lima Province, Peru
Senior
5+ years

Apply with RefersoAI Apply on careers page

Responsibilities

Elaborar y liderar el plan de trabajo técnico para implementar, desplegar, capacitar y estabilizar proyectos y mejoras en GCP, con reporting en Power BI.
Diseñar arquitecturas de datos escalables y seguras en BigQuery, Cloud Storage, Dataflow, Dataproc, Composer y Pub/Sub.
Definir estándares de modelamiento, calidad, observabilidad, CI/CD e IaC; gestionar documentación, pruebas y control de versiones.
Interactuar con usuarios, científicos de datos e ingenieros para priorizar requerimientos, desbloquear dependencias y mentorizar al equipo.
Resolver issues productivos en GCP y Power BI, optimizando performance y costo, coordinando escalamiento con proveedores cuando aplique.

Requirements

Profesional universitario en Ingeniería de Sistemas, Ingeniería de Software o carreras afines

Skills

GCP BigQuery Cloud Storage Dataflow Dataproc Composer Pub/Sub Power BI SQL Python Terraform IaC Azure Data Factory ADLS Gen2 Synapse Analytics Azure Databricks Power BI Gateway ADLS Synapse

Benefits

Ingreso a Planilla desde el primer día de trabajo con todos los beneficios de acuerdo a Ley
EPS cubierto al 100%
Vacaciones
Beneficios corporativos de Multiplica
Oportunidades de crecimiento

See full job description