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Added 2 months ago
TR
Senior Machine Learning Engineer
Thomson Reuters
Toronto, ON · Canada, Toronto, Ontario
- Full-time
Thomson Reuters is seeking a Senior Machine Learning Engineer who will create the machine learning solutions development and technical implementation including configuration and integration…
Added 2 months ago
Senior Full Stack Engineer, Designer Team
Movable Ink
Toronto, ON
The Senior Full Stack Engineer role on the Designer Team collaborates closely and effectively with devs on the team, as well as product, design, and cross-team stakeholders to ship and…
Added 2 months ago
MS
Consultant Conversion - Lead Software Eng : Job Level - Director
Morgan Stanley
Montreal, QC
- Full-time
Added 3 months ago
SC
AI Process Automation Engineer
Staples Canada
Richmond Hill, ON
- Full-time
We are seeking a Process Automation Engineer who can analyze existing business processes, design improved future-state workflows and implement automation solutions using low-code platforms.
Added 3 months ago
J
Electrical Reliability Studies Engineer
Jacobs
Winnipeg, MB
- Full-time
The Electrical Reliability Studies Engineer is responsible for performing power-system and Reliability, Availability and Maintainability (RAM) studies for power generation, transmission,…
Added 3 months ago
J
Electrical Reliability Studies Engineer
Jacobs
Toronto, ON
- Full-time
The Electrical Reliability Studies Engineer is responsible for performing power-system and Reliability, Availability and Maintainability (RAM) studies for power generation, transmission,…
Added 3 months ago
J
Electrical Reliability Studies Engineer
Jacobs
Edmonton, AB
- Full-time
The Electrical Reliability Studies Engineer is responsible for performing power-system and Reliability, Availability and Maintainability (RAM) studies for power generation, transmission,…
Added 3 months ago
J
Electrical Reliability Studies Engineer
Jacobs
Ottawa, ON
- Full-time
The Electrical Reliability Studies Engineer is responsible for performing power-system and Reliability, Availability and Maintainability (RAM) studies for power generation, transmission,…
Added 3 months ago
J
Electrical Reliability Studies Engineer
Jacobs
Calgary, AB
- Full-time
The Electrical Reliability Studies Engineer is responsible for performing power-system and Reliability, Availability and Maintainability (RAM) studies for power generation, transmission,…
Added 3 months ago
IC
AI / Machine Learning Engineer
Infoya Career Connect
Toronto, ON · Waterloo, ON
- $85,000 to $105,000 CAD / year
- Full-time
We are seeking a motivated and innovative AI / Machine Learning Engineer to join our growing engineering team. This role is ideal for recent graduates and early-career professionals who are…
Added 3 months ago
J
Substation Studies Engineer
Jacobs
Toronto, ON
- $114,000 to $149,700 USD / year
- Full-time
The Substation Studies Engineer is responsible for performing power system analyses to support the planning, design, operation, and expansion of transmission and distribution substations.…
Added 3 months ago
J
Substation Studies Engineer
Jacobs
Calgary, AB
- $114,000 to $149,700 USD / year
- Full-time
The Substation Studies Engineer is responsible for performing power system analyses to support the planning, design, operation, and expansion of transmission and distribution substations.…
Added 3 months ago
J
Substation Studies Engineer
Jacobs
Ottawa, ON
- $114,000 to $149,700 USD / year
- Full-time
The Substation Studies Engineer is responsible for performing power system analyses to support the planning, design, operation, and expansion of transmission and distribution substations.…
Added 3 months ago
J
Substation Studies Engineer
Jacobs
Winnipeg, MB
- $114,000 to $149,700 USD / year
- Full-time
The Substation Studies Engineer is responsible for performing power system analyses to support the planning, design, operation, and expansion of transmission and distribution substations.…
Added 3 months ago
MF
Software Engineer
Magnet Forensics
Canada
- Full-time
Added 3 months ago
RB
Staff Software Engineer
Ritchie Bros.
Vancouver, BC
- Full-time
We are seeking a highly skilled Staff Software Engineer to join our Data Engineering team. In this senior technical leadership role, you will drive the architecture, design, and evolution…
Added 1 month ago
Principal Software Engineer (Agentic Integration)
Black Duck Software, Inc.
Calgary, AB
Principal Software Engineer, Agentic Integrations
Added 2 months ago
F
Senior Software Engineer (AI & Full Stack)
Fable
Remote, Canada
- Full-time
- Remote
Fable is looking for a highly motivated Senior Software Engineer with deep backend expertise, strong full-stack development skills, and hands-on experience building AI-powered applications…
Added 1 month ago
Principal Developer Support Engineer - Builder Experience (BX)
Okta
Toronto, ON
This is not primarily a queue role. You will mostly engage on cases that exceed senior engineer scope, the ones that need architecture judgment, not triage.
Added 2 months ago
G
Investigations Engineer - Toronto
GPTZero
Remote, Canada
- $140,000 to $230,000 CAD / year
- Full-time
- Remote
2+ YOE in Python for developing resilient data pipelines and long-running jobs.
Added 2 months ago
P
AI Engineer
PLATO
Remote, Canada
- $75 to $95 CAD / hour
- Contract
- Remote
We are seeking an experienced AI Engineer with 5+ years of experience designing, developing, and deploying enterprise-grade Artificial Intelligence and Generative AI solutions using the…
Added 2 months ago
BC
Senior Software Engineer (Data/Backend)
Blackpoint Cyber
Remote, Canada
- $131,000 to $164,000 CAD / year
- Full-time
- Remote
We are seeking a Sr. Backend / Data Software Engineer who will help solve complex technical and operational problems in the cybersecurity industry. Candidates will directly support…
Added 2 months ago
Data Engineer II, Alexa Audio
Amazon
Vancouver, BC
Join our Alexa Audio Data and Insights team as a Data Engineer, and lead futuristic big data initiatives that will shape the next generation of intelligent, conversational experiences. In…
Added 2 months ago
CI
Senior Engineer, TFM, Risk & Total Fund Management Technology
CPP Investments | Investissements RPC
Toronto, ON
- Full-time
As Senior Engineer, Total Fund Management Technology, you will design, build, test, and support technology solutions that enable portfolio construction, monitoring, analytics, and Total…
Added 2 months ago
A
Senior Infrastructure Engineer (Forward Deployed)
ANVIL
Ottawa, ON
- Full-time
We are seeking a versatile Senior Infrastructure Engineer to join our team, focused on delivering mission-critical software to our defence, public safety, and national security customers.…

GPTZero

Investigations Engineer - Toronto

Remote, Canada

Remote

$140,000 to $230,000 CAD / year · Full-time

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Applications open in a new tab.

Job details

Pay: $140,000 to $230,000 CAD / year
Job type: Full-time
Workplace: Remote
Posting language: English
Posted: Aug 7, 2026

Original job description

GPTZero is on a mission to restore trust and transparency on the internet. As the leading AI detection platform, we empower educators, students, journalists, marketers, and writers to navigate the evolving landscape of AI-generated content. With millions of users and institutions relying on us, we’re building a category-defining company at the intersection of AI and information integrity.

Our team comes from high-performing engineering cultures, including Meta, Perplexity, AWS, Affirm, and leading AI research labs, including Princeton, Caltech, and Vector Institute.

What we're looking for

Ready to work at the intersection of investigative journalism and AI? We're looking for software engineers to help us find and publish groundbreaking, front-page investigations on the rise and threat of AI slop. You’ll work on building and running the research engine that we used to find undisclosed hallucinations and AI-generated content on the web. Our work so far has produced widely covered reports examining published output from the world’s top consulting firms, and academic publishing venues, earning front-page coverage in the Financial Times, Forbes, The Telegraph, Bloomberg, The Times of India, and other notable media. The ideal candidate is adept at building pipelines for processing web-scale content, skilled at creating polished reports and visuals, and has a strong instinct for recognizing newsworthy findings.

What you’ll contribute

Use our AI detection and hallucination detection models to find compelling examples of AI slop on the internet and in publishing
Synthesize data into well-written prose, compelling visualizations and interactive user experiences (vibecoding permitted)
Build search engine query generators and targeted crawlers for document collection on the web.
Build automations to monitor social feeds and generate leads
Craft machine learning ranking and classification systems to detect documents that have fabrications using LLMs.
Create data processing pipelines that can operate robustly at scale
Help improve our models based on how they perform on new domains and investigations we pursue

Qualifications

Ability to tell creative and compelling stories using data
2+ YOE in Python for developing resilient data pipelines and long-running jobs.
1+ YOE in SQL for data management, ideally PostgreSQL
Data analysis and visualization to analyze results and create plots that communicate findings to stakeholders.
Experience with web scraping and search at scale, including search, LLM, OCR, and data crawling tools
Experience with basic cloud infrastructure (e.g. AWS)
Entrepreneurial spirit in being able to bootstrap different approaches of data acquisition, speaking with stakeholders and identifying newsworthy content.
Bonus
- Ability to build / vibecode webpages to display results
- Applied ML for ranking and calibration.
- Infrastructure-as-code and container tooling experience.
- OSINT and evidence verification experience.
- Ability to find data when others cannot
- Experience working with media and journalists.

Who you'll be joining

Our Team

You will be working directly with

Alex (our CTO) R&D at Uber self-driving division and Facebook, 3 patents in ML, won Best ML Hack at Stanford's 2019 and 2021 Hackathons
George (our AI research lead) PhD from University of Toronto and ex-AWS research.
Edward (our CEO, ex-Bellingcat, Microsoft, BBC investigative journalism) to craft the messages we send to our community, and shape the GPTZero brand.

Additionally, you will be working with an experienced (eg. ex-Google, Meta, Microsoft, Bloomberg ML, Uber, Vector, MILA), diverse (eg. an engineering team with both Y-combinator and Obama scholarship recipients, a designer with art featured in the Met), and driven (eg. an operator who has scaled a company to 100M+ revenue and is committed to doing it again) group of individuals, described by one investor as one of the strongest founding teams seen in their career.

Together, we are committed to making a permanent impact on the future of writing, and on humanity

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At GPTZero, our recruiting team is involved in every step of the hiring process. We use AI-based tools to help us to accelerate candidates at the resume review stage by marking when candidates met certain key criteria. These tools are never the final say in a hiring decision - humans are.

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More about this job

Responsibilities

You will build and run research engines to identify AI-generated content and hallucinations across the web. Additionally, you will synthesize complex data into compelling prose and visualizations to support investigative reports.

Requirements

Candidates must have at least 2 years of experience in Python for data pipelines and 1 year of experience in SQL. Proficiency in web scraping, data analysis, and cloud infrastructure is required to support investigative research.

Skills

Python
SQL
PostgreSQL
Data pipelines
Web scraping
Data visualization
Machine learning
LLMs
Cloud infrastructure
AWS
Data crawling
OCR
Search engine optimization
OSINT
Evidence verification

Benefits

Equity

Visa sponsorship

Not detected in the job text

Hiring contact

Alex

Keywords

AI detection
Information integrity
Python
SQL
PostgreSQL
Data pipelines
Web scraping
LLMs
OCR
AWS
Cloud infrastructure
Data visualization
Machine learning
Ranking systems
Classification systems
OSINT
Evidence verification
Investigative journalism
Vibecoding
Infrastructure-as-code
Container tooling
Data acquisition
Search engine query generators
Targeted crawlers
AI slop

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