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Performance engineer Jobs in St. Catharines, ON

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Performance engineer • st catharines on

Last updated: 10 days ago

Remote TypeScript Engineer - AI Trainer

SuperAnnotateThorold, Ontario, CA
Remote
Full-time

As a TypeScript Engineer, you will work remotely on an hourly paid basis reviewing AI-generated TypeScript code snippets, design proposals, and technical explanations, as well as generating your ow...Show more

Assistant Grocery Manager

Farm Boy Inc.St. Catharines, Ontario, Canada
Full-time

Be part of what makes us different.You’ll work alongside the Department Manager to help deliver standout service and operational excellence that reflect Farm Boy’s commitment to the best fresh shop...Show more

Parts Advisor (Performance Toyota)

Performance Auto GroupSt. Catharines, Ontario
Full-time

Assisting customers with parts inquiries, in person, on the phone and electronically.Placing orders in a timely fashion.Maintaining proper inventory levels.Inspect damaged parts brought in by custo...Show more

Interim Lead

SephoraSaint Catharines, Canada
Full-time +2

Glendale Ave Space 77 & 78, Saint Catharines, ON L2T 2K9, Canada (CA).This position is for an existing, open vacancy.You'll be a key driver of store success- leading by example to inspire your team...Show more

Senior Remote Education & Leadership Opportunity

3 Years on a RockSt. Catharines, Ontario, Canada
Remote
Full-time

Senior Remote Education & Leadership Opportunity | Flexible Work Structure After years supporting students, leading classrooms, developing curriculum, or guiding teams, many experienced education p...Show more

Solar/BESS Technician

Spark Power CorpSt. Catherines, ON
Full-time

Spark Power is a leading independent power solutions provider to the electrical service industry across North America.We deliver technical solutions that help our customers transition to the grid o...Show more

Sr Product Support Engineer (Manufacturing)

TreowGroup RecruitmentNiagara, ON, Canada
Full-time +1

Niagara-based manufacturing client, is seeking a.Senior Product Support Engineer.Our Client’s commitment to Customer Service is what sets them apart.The team is committed to doing what's right for ...Show more

URGENT HIRING Digital Marketing Sales Representative / Saint Catharines Office

Randstad CanadaSaint Catharines, Ontario, CA
Full-time +1
Quick Apply

Are you a results-driven sales professional with a passion for digital marketing? We are partnering with a premier global business solutions provider to hire Inside Sales Representatives to support...Show more

ScotiaMcLeod Assistant Branch Manager/Branch Administrator - St Catharines

ScotiabankSt. Catharines, ON, CA
Full-time

ScotiaMcLeod, a cornerstone of Scotia Wealth Management®, is a full-service wealth management firm with a proud history dating back to 1921.Known for service excellence, trusted advice, and a colla...Show more

Remote Support Representative - $21.50 / hour

Tim's FinancialThorold, Ontario
Remote
Full-time

Our Customer Experience team is a group of top performers who work in a highly collaborative setting to ensure advancement of our systems and delivery of the highest quality experience.Think of it ...Show more

Remote Inside Sales (140k+ per year)

RogersSt. Catharines, Ontario
Remote
Full-time

Experience & Qualifications:.A minimum of 2 years of verifiable sales experience is required.Please note that general retail roles (e.Formal training in a recognized sales methodology (e.MEDDICC, S...Show more

Service Advisor (Audi Niagara - Contract)

Performance Auto GroupSt. Catharines, Ontario
Full-time +1

Identifying, recommending and documenting service maintenance and repairs for customers.Greeting customers in a courteous, professional manner.Delivering personalized service that exemplifies our d...Show more

Senior Construction Project Manager

GHDSt Catharines, ON, Canada
Full-time

Help us build the future and we’ll help you build a rewarding and purposeful career!.Our global network is made up of architects, designers, planners, engineers, and environmental scientists, all w...Show more

Parts Advisor (Performance Hyundai)

Performance Auto GroupSt. Catharines, Ontario
Full-time

Assisting customers with parts inquiries, in person, on the phone, and electronically.Filling orders for Service Technicians in the Service Department.Placing orders in a timely fashion.Maintaining...Show more

Community Sports Performance Coach

Brock UniversitySt. Catharines, Main Campus
Part-time +1

Brock University is located on the traditional territory of the Haudenosaunee and Anishinaabe peoples, many of whom continue to live and work here today.This territory is covered by the Upper Canad...Show more

Sales Associate (Bell)

BellSt. Catharines, ON, CA
Full-time

We are looking for enthusiastic, outgoing people to join our retail sales team! We welcome individuals with previous sales and/or management experience, who understand the importance of customer se...Show more

Technical Sales Engineer

St-AmourSouth Western Ontario
Permanent

This is a hybrid technical-commercial position combining:.Business development in Mining, Steel, Cement, Power & Heavy Industry.Management and expansion of existing distributors.Technical troublesh...Show more

Remote JavaScript Engineer - AI Trainer

SuperAnnotateThorold, Ontario, CA
Remote
Full-time

As an hourly paid, fully remote JavaScript Engineer for AI Data Training, you will review complex AI-generated code and explanations or generate new ones, evaluate the reasoning quality and step-by...Show more

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Remote TypeScript Engineer - AI Trainer

Remote TypeScript Engineer - AI Trainer

SuperAnnotateThorold, Ontario, CA
30+ days ago
Job type
  • Full-time
  • Remote
Job description

As a TypeScript Engineer, you will work remotely on an hourly paid basis reviewing AI-generated TypeScript code snippets, design proposals, and technical explanations, as well as generating your own high-quality content and reference solutions. You will evaluate step-by-step reasoning and problem-solving, checking solutions for correctness, clarity, and adherence to the prompt; identify errors in logic, type modeling, or architectural thinking; fact-check technical information; craft clear explanations and model solutions that demonstrate correct approaches; and rate and compare multiple AI responses based on their reasoning quality and implementation soundness.

This fully remote, hourly contractor position is with SME Careers, a fast-growing AI data services company and subsidiary of SuperAnnotate that provides AI training data to many of the world’s largest AI companies and foundation model labs. In this role, your TypeScript expertise directly helps improve the world’s premier AI models used by engineers and developers everywhere.

Key Responsibilities :

  • Develop AI Training Content : Create detailed prompts in various topics and responses to guide AI learning, ensuring the models reflect a comprehensive understanding of diverse subjects.
  • Optimize AI Performance : Evaluate and rank AI responses to enhance the model's accuracy, fluency, and contextual relevance.
  • Ensure Model Integrity : Test AI models for potential inaccuracies or biases, validating their reliability across use cases.

Your Profile :

  • 2+ years professional TypeScript experience.
  • Expertise in TypeScript features, including advanced type manipulation, generics, interfaces, and utility types.
  • Strong proficiency with a major frontend framework (e.g., React, Angular, or Vue.js) or backend runtime (e.g., Node.js with Express or NestJS).
  • Solid understanding of object-oriented programming (OOP), functional programming concepts, and common software design patterns.
  • Experience with Git and standard version control workflows (branching, merging, pull requests).
  • Familiarity with modern build tools (e.g., Webpack, Vite, Babel).
  • Minimum Bachelor’s degree in Computer Science or a closely related field.
  • Minimum C1 English proficiency (written and spoken), with strong ability to follow detailed technical guidelines.
  • Good to have : Merged PRs in TypeScript-based open-source projects.
  • Good to have : Competitive programming experience, experience reviewing typed API layers, DTOs, or schema-driven designs, and previous exposure to AI data training or annotation projects.