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Added 1 hour ago
B&
Lead, AI Engineering
Bain & Company
Zurich, ON
- Full-time
As an AI Engineer in AIS, you will build the technical core of these transformations and work as part of broader Bain consulting teams to move solutions from prototype to real adoption. The…
Added 1 hour ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
We are seeking a position of AI Engineer role for Citi based in Mississauga, ON, Canada. The role focuses on designing, building, and deploying Python-based AI/LLM applications and scalable…
Added 1 hour ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
We are seeking a position of AI Engineer role for Citi based in Mississauga, ON, Canada. The role focuses on designing, building, and deploying Python-based AI/LLM applications and scalable…
Added 1 hour ago
SM
AI Engineer
S M Software Solutions Inc
Mississauga, ON
- Full-time
We are seeking a position of AI Engineer role for Citi based in Mississauga, ON, Canada. The role focuses on designing, building, and deploying Python-based AI/LLM applications and scalable…
Added 1 hour ago
M
Senior Software Engineer - Card Network Integration
Marqeta
Remote, Canada
- Full-time
- Remote
Marqeta is seeking a skilled Senior Software Engineer to join the Network File Integration team. In this role, you will help design and deliver scalable software solutions for batch and…
Added 2 hours ago
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Ingénieur(e) En Gestion De Données ML
Ericsson
Montreal, QC
- Full-time
Added 2 hours ago
AI
Kubernetes Engineer
Aptino, Inc.
Canada
- Contract
We are looking for an experienced Kubernetes (K8S) / HPC Engineer to design, deploy, and manage scalable compute platforms supporting AI/ML, simulation, and data-intensive workloads.
Added 2 hours ago
B
Software Engineer- Inference Performance
Baseten
Montreal, QC
- $180,000 to $360,000 USD / year
- Full-time
You'll get to work on these types of projects as an Inference Performance engineer:
Added 3 hours ago
J
Python Engineer, New Grad
Jobright.ai
Canada
- Full-time
…accelerating your route to the best job outcomes. As a Python Engineer, New Grad, you will contribute to backend services, data pipelines, APIs, and AI-powered workflows used by real job…
Added 3 hours ago
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Software Engineer – Master’s New Grad / Bachelor’s + 2–3 Years Experience
Nutanix
Vancouver, BC
- $103,000 to $155,000 CAD / year
- Full-time
Are you an enthusiastic early-career engineer passionate about building secure AI infrastructure from the ground up? Join Nutanix to help develop our DataHub platform - an enterprise data…
Added 4 hours ago
PU
Staff Software Engineer – Data Systems
Purpose Unlimited
Remote, Canada
- Full-time
- Remote
Purpose Unlimited is building the financial products infrastructure that puts clients first, and we need the engineer who ensures that infrastructure is fast, reliable, and built to evolve.…
Added 4 hours ago
AM
AI Fleet Management Solutions
Advanced Micro Devices, Inc
Markham, ON
- Full-time
AMD is looking for an AI solutions systems Engineer who is passionate about complex and innovative AI solutions, AI infrastructure, fleet management and automation solutions. You will be a…
Added 4 hours ago
AM
Senior Software Engineer - GPU Profiling Tools
Advanced Micro Devices, Inc
Markham, ON
- Full-time
AMD is looking for a Senior Software Engineer - GPU Profiling Tools for the Developer Tools team, where you will contribute to the development and optimization of GPU profiling tools for…
Added 4 hours ago
Software Engineer
Apple
Vancouver, BC
Added 5 hours ago
ET
Senior LLM Research Engineer
Encore Technical Solutions Inc.
Toronto, ON
- Full-time
We're looking for a Senior LLM Research Engineer to help build and optimize advanced language models for complex, real-world applications. This role spans the full lifecycle of model…
Added 5 hours ago
Systems Engineer, Data Center Debug
Tenstorrent
Toronto, ON
Hands-on engineer who excels at diagnosing complex hardware, firmware, and software issues through root-cause analysis.
Added 6 hours ago
CI
Intern Analyst, PhD – Systematic Strategies Group
CPP Investments | Investissements RPC
Toronto, ON
- Full-time
…tools using macroeconomic, market and alternative datasets, engineer robust data workflows, and help translate academic research into enhancements to investment…
Added 6 hours ago
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Sr. Fuil Stack Engineer, Threat Intelligence
Proofpoint
ON · Ontario, Canada
- Full-time
Added 6 hours ago
IW
AI Development & Continuous Improvement Student (Summer 2027)
Irving Woodlands
Saint John, NB
- Full-time
Reporting to the Maintenance Process & Performance Engineer, the role will support the development and implementation of digital solutions that improve operational efficiency, automate…
Added 6 hours ago
AI
AWS DATA ENGINNER
Apptoza Inc.
Toronto, ON
- Contract
As a senior technical leader, you will collaborate with architecture, analytics, and business teams to define long-term data strategy, establish engineering best practices, and support…
Added 6 hours ago
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Sr. Fuil Stack Engineer, Threat Intelligence
Proofpoint
Quebec, QC
- Full-time
Added 6 hours ago
RT
Engineer Enterprise Asset Management
Rio Tinto
Kitimat, BC
- Full-time
We are looking for an Engineer to support the design, governance and continuous improvement of asset master data across our maintenance systems. In this role, you will apply engineering…
Added 6 hours ago
G
Senior AI Engineer
Guidepoint
Toronto, ON
- Full-time
You'll be an early engineer on a new initiative: taking working prototypes to production and shaping the architecture as the product scope grows. This is a hands-on role with broad…
Added 6 hours ago
AI
JAMS Platform Engineer
Apptoza Inc.
Toronto, ON
- Contract
Seeking a hands-on engineer to drive the reliability| automation and modernization of the enterprise JAMS workload automation platform. The role combines JAMS platform expertise with…
Added 6 hours ago
S
Senior Data Engineer, NimbleRx
Swoop
Toronto, ON
- Temporary
As a Senior Data Engineer, you will own NimbleRx’s data platform - the layer that every other team builds on to understand the business, ship product features, and meet our compliance…

Proofpoint

Sr. Fuil Stack Engineer, Threat Intelligence

ON, Canada
Ontario, Canada, Canada

Full-time

Apply About employer

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Job details

Job type: Full-time
Apply by: Nov 4, 2026
Posting language: English
Posted: Oct 5, 2026

Original job description

About Us

Proofpoint is a global leader in human- and agent-centric cybersecurity. We protect how people, data, and AI agents connect across email, cloud, and collaboration tools. Over 80 of the Fortune 100, 10,000 large enterprises, and millions of smaller organizations trust Proofpoint to stop threats, prevent data loss, and build resilience across their people and AI workflows. Our mission is simple safeguard the digital world and empower people to work securely and confidently. Join us in our pursuit to defend data and protect people.

How We Work

At Proofpoint you’ll be part of a global team that breaks barriers to redefine cybersecurity guided by our BRAVE core values

Bold in how we dream and innovate

Responsive to feedback, challenges and opportunities

Accountable for results and best in class outcomes

Visionary in future focused problem-solving

Exceptional in execution and impact

The Role

This is a hands-on, high-autonomy role spanning the full development lifecycle. The primary focus is software development, with additional responsibility for database management and infrastructure as needed to support the team's systems.

Your day-to-day

Build and maintain full-stack applications and backend services using Python, TypeScript, React, and Go.
Own and manage large SQL databases backing applications and services used by the Threat Intelligence team, including schema design, query optimization, migrations, and operational health.
Proactively identify problems before they become incidents Seek out reliability, performance, and correctness issues. Improve runbooks, dashboards, alert quality, and automation.
Collaborate closely with other engineering teams and threat intelligence stakeholders to deliver outcomes that strengthen the team's ability to produce actionable intelligence.
Help manage and maintain AWS infrastructure supporting the team's services VPC configuration, ECS, Aurora/RDS, EC2, Networking, SNS/SQS, CDK
Adhere to best practices when it comes to CI/CD, observability, and monitoring GitHub Actions, CloudWatch/Grafana, Docker

What You Bring To The Team

Substantive Python experience in production or enterprise environments - we're looking for engineers who have designed, built, and maintained Python systems with real operational accountability, not solely scripting or automation.
PostgreSQL experience is required. Candidates without direct PostgreSQL experience will be considered where they can demonstrate equivalent depth with a comparable relational database system.
Hands-on AWS infrastructure management experience, including provisioning and operating resources such as EC2 instances, RDS databases, VPCs, and related services.

Preferred Qualifications

Experience with FastAPI.
Experience with ClickHouse or other columnar/analytical datastores.
Experience working in a security vendor environment, with exposure to large volumes of raw telemetry.
Understanding of knowledge graphs and graph databases.
Comfort using AI-assisted tooling thoughtfully - for example, to accelerate implementation backed by sound planning and detailed design - paired with strong engineering judgment about when and how to apply it.

Nice to Have

Experience managing, maintaining, and tuning PostgreSQL databases at scale.
Familiarity with building modern CLI/TUI tooling.
Familiarity working with Agentic/MCP technologies.

Why Proofpoint?

At Proofpoint, we believe that an exceptional career experience includes a comprehensive compensation and benefits package. Here are just a few reasons you’ll love working with us

Competitive compensation
Comprehensive benefits
Career success on your terms
Flexible work environment
Annual wellness and community outreach days
Always on recognition for your contributions
Global collaboration and networking opportunities

Our Culture

Our culture is rooted in values that inspire belonging, empower purpose and drive success-every day, for everyone.

We encourage applications from individuals of all backgrounds, experiences, and perspectives. If you need accommodation during the application or interview process, please reach out to accessibility@proofpoint.com.

How To Apply

Interested? Submit your application along with any supporting information- we can’t wait to hear from you!

Consistent with Proofpoint values and applicable law, we provide the following information to promote pay transparency and equity. Our compensation reflects the cost of labor across several U.S. geographic markets, and we pay differently based on those defined markets as set out below. Pay within these ranges varies and depends on job-related knowledge, skills, and experience. The actual offer will be based on the individual candidate. The range provided may represent a candidate range and may not reflect the full range for an individual tenured employee. This role may be eligible for variable compensation and/or equity. We offer a competitive benefits package, including flexible time off, a comprehensive well-being program with two paid Wellbeing Days and two paid Volunteer Days per year, plus a three-week Work from Anywhere option.

Base Pay Ranges

SF Bay Area, New York City Metro Area

Base Pay Range 166,500.00 - 244,200.00 USD

California (excludes SF Bay Area), Colorado, Connecticut, Illinois, Washington DC Metro, Maryland, Massachusetts, New Jersey, Texas, Washington, Virginia, and Alaska

Base Pay Range 136,200.00 - 199,760.00 USD

All other cities and states excluding those listed above

Base Pay Range 124,100.00 - 182,050.00 USD

Apply About employer

More about this job

Responsibilities

Build and maintain full-stack applications and backend services, and own the SQL databases that support the Threat Intelligence team. Help operate AWS infrastructure and improve system reliability, performance, monitoring, automation, and collaboration with engineering and threat intelligence stakeholders.

Requirements

Candidates need substantial production or enterprise Python experience, PostgreSQL or equivalent relational database expertise, and hands-on AWS infrastructure management experience. Preferred qualifications include FastAPI, analytical datastores, security telemetry experience, knowledge graphs, and familiarity with modern CLI/TUI or Agentic/MCP technologies.

Skills

Python
PostgreSQL
AWS
TypeScript
React
Go
SQL Database Management
Database Schema Design
Query Optimization
FastAPI
ClickHouse
Infrastructure Management
CI/CD
Observability
Docker
Threat Intelligence

Benefits

Comprehensive Benefits
Flexible Time Off
Well-Being Program
Paid Well-Being Days
Paid Volunteer Days
Work From Anywhere Option
Flexible Work Environment
Recognition Program

Visa sponsorship

Not detected in the job text

Keywords

Python
TypeScript
React
Go
PostgreSQL
SQL
AWS
VPC
ECS
Aurora
RDS
EC2
SNS
SQS
AWS CDK
GitHub Actions
CloudWatch
Grafana
Docker
FastAPI
ClickHouse
Columnar Datastores
Threat Intelligence
Cybersecurity
Raw Telemetry
Knowledge Graphs
Graph Databases
CI/CD
Observability
Agentic Technologies

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