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Sql server Jobs in Welland, ON

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Sql server • welland on

Last updated: 1 day ago
Remote Senior SQL Engineer - AI Trainer

Remote Senior SQL Engineer - AI Trainer

SuperAnnotateWelland, Ontario, CA
Remote
Full-time
As a Senior SQL Engineer, you will work remotely on an hourly paid basis to review AI-generated SQL queries, database designs, and data-processing logic, as well as generate high-quality reference ...Show moreLast updated: 30+ days ago
JPC - 1430 - Jira Web Developer

JPC - 1430 - Jira Web Developer

ITS GlobalOntario
Full-time
Our client is looking for a Jira Web Developer to join their team.You will be responsible for building out custom JIRA dashboards for their Production Support Team, along with other Web development...Show moreLast updated: 30+ days ago
Service Team Lead / Supervisor / Shift Manager

Service Team Lead / Supervisor / Shift Manager

Bourbon & BakerTallgrass Tap House, Manhattan, KS, US
Full-time
LOLO Hospitality @ Tallgrass Tap House.Tallgrass Tap House Assistant General Manager or General Manager.The Service Lead oversees daily service-related execution. It monitors, coaches and improves t...Show moreLast updated: 30+ days ago
Industrial Engineer - Supply Chain - Ontario, CA

Industrial Engineer - Supply Chain - Ontario, CA

Nordstrom IncOntario, CA
Full-time
At Nordstrom, we strive for engineering excellence and the.Industrial Engineer 2, Supply Chain.This person will partner with our Supply Chain Operations leadership and associates within fulfillment...Show moreLast updated: 30+ days ago
Server / Waitstaff

Server / Waitstaff

Atria Retirement CanadaNiagara Falls, Niagara Region, CA
Full-time +1
We create communities where employees thrive in their work, helping our residents thrive in their homes.Atria Senior Living’s family of brands has openings for individuals looking for a career with...Show moreLast updated: 10 days ago
Sr. Programmer / Analyst

Sr. Programmer / Analyst

Medavie Blue CrossON, CA
Full-time +1
What makes us a different kind of employer?.As a national health solutions partner, Medavie is committed to improving the wellbeing of Canadians — and in our digital-first culture, technology is ke...Show moreLast updated: 30+ days ago
Full-Time Cashier / Cook Thorold Stone Road McDonald's

Full-Time Cashier / Cook Thorold Stone Road McDonald's

McDonald's CanadaNiagara Falls, Niagara Region, CA
Full-time
Greeting guests, taking orders and processing payments.Managing delivery and mobile orders.Assembling orders and packaging take-out and delivery. Keeping all surfaces clean and sanitary to ensure th...Show moreLast updated: 30+ days ago
IT Security Admin / Core Technology

IT Security Admin / Core Technology

Procor LimitedRemote, Ontario
Remote
Full-time
Come join a team where People make the difference!As a part of Marmon Holdings, Inc.Opportunity : REMOTE CANADA OR USA.Microsoft's suite of security tools,. Additionally, the role involves.Microsoft ...Show moreLast updated: 30+ days ago
L2 Deskside Support Engineer

L2 Deskside Support Engineer

Tata Consultancy ServicesOntario, CA
Full-time
Ability to work within multiple sites.This includes the ability to travel to different sites as necessary or required by the customer. Physically fit to walk through large areas.Ability to work afte...Show moreLast updated: 30+ days ago
Fraud Strategy Student (4 months) - Summer 2026

Fraud Strategy Student (4 months) - Summer 2026

Canadian TireWelland, Niagara Region, CA
Full-time
At Canadian Tire, we are committed to providing students with a supportive and collaborative environment that fosters knowledge sharing and offers key experiences to help them develop their capabil...Show moreLast updated: 3 days ago
Server

Server

The Party Staff IncOntario, CA
Full-time
Calling all hospitality professionals! The Party Staff in search of experienced servers to join our team of fun-loving professionals. We've been providing top-notch staffing solutions to the hospita...Show moreLast updated: 30+ days ago
Front End Developer / Hybrid Remote #8906

Front End Developer / Hybrid Remote #8906

Employment Help CentreNiagara Falls, Niagara Region, CA
Remote
Full-time
MyBREB) was created to help streamline thesearch for real estate listings, housing supplies, and related services.MyBREB is a brand NEW powerful, revolutionary ONE-STOP community-based resource and...Show moreLast updated: 25 days ago
Manager Data Analytics, Public Works

Manager Data Analytics, Public Works

Niagara RegionThorold, Niagara Region, CA
Full-time
This position currently falls within our hybrid model, allowing the employee to typically work a minimum of 50% of your time at your regular work location and the other 50% of time at home.As an em...Show moreLast updated: 11 days ago
Fraud Strategy Student (4 months) - Summer 2026

Fraud Strategy Student (4 months) - Summer 2026

Canadian Tire BankWelland, ON
Full-time
At Canadian Tire, we are committed to providing students with a supportive and collaborative environment that fosters knowledge sharing and offers key experiences to help them develop their capabil...Show moreLast updated: 4 days ago
Server / Waitstaff

Server / Waitstaff

Atria Management CompanyNiagara Falls, Niagara Region, CA
Full-time +1
Enhancing the lives of older adults by providing services with patience and a friendly smile.Promoting a restaurant style dining atmosphere and high level of customer service.Setting and clearing t...Show moreLast updated: 1 day ago
Web Developer

Web Developer

CB CanadaNiagara Falls, Ontario, Canada
Permanent
Our client designs, markets & sells highest performance consumer electronics that are smart, simple and stylish.From high fidelity turntables to wireless video connectivity systems, they create inn...Show moreLast updated: 30+ days ago
Part-Time Crew Member

Part-Time Crew Member

McDonald'sWelland, Ontario, Canada
Part-time
We are more than just your local restaurant.We are a collection of hardworking small-business owners.Did you know that from coast to coast, we serve delicious choices to more than 2.Canadian famili...Show moreLast updated: 30+ days ago
Food & Beverage Porter / Receiver

Food & Beverage Porter / Receiver

Hornblower CorpNiagara Falls, Niagara Region, CA
Full-time
Posted Wednesday, January 28, 2026 at 8 : 00 AM.Spanning a 100-year history, Hornblower Group’s portfolio of international offerings includes water-based experiences (dining and sightseeing cruises),...Show moreLast updated: 4 days ago
Fraud Strategy Student (4 months) - Summer 2026

Fraud Strategy Student (4 months) - Summer 2026

Canadian Tire CorporationWelland, Niagara Region, CA
Full-time
Our Commitment to Students At Canadian Tire, we are committed to providing students with a supportive and collaborative environment that fosters knowledge sharing and offers key experiences to help...Show moreLast updated: 1 day ago
People also ask
Remote Senior SQL Engineer - AI Trainer

Remote Senior SQL Engineer - AI Trainer

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

As a Senior SQL Engineer, you will work remotely on an hourly paid basis to review AI-generated SQL queries, database designs, and data-processing logic, as well as generate high-quality reference solutions and explanations for complex data problems. You will assess solutions for accuracy, clarity, and adherence to the prompt; identify errors in methodology, query structure, indexing strategy, or conceptual understanding; fact-check data-related claims; write clear, step-by-step explanations and model solutions that demonstrate correct methods; and rate and compare multiple AI responses based on correctness, performance, and reasoning quality.

This is a fully remote, hourly paid contractor role 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. Your SQL and database engineering expertise will directly contribute to improving the world’s premier AI models used across industries.

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 :

  • Bachelor’s degree or higher in Computer Science, Information Systems, Engineering, Mathematics, or a closely related technical field.
  • 7+ years of professional experience working with SQL in production environments as a Database Engineer, SQL Developer, Data Engineer, or similar role.
  • Expert-level proficiency in SQL, including complex joins, window functions, aggregation strategies, and query plan analysis.
  • Demonstrated experience with database performance tuning, indexing strategies, and troubleshooting concurrency or locking issues.
  • Hands-on experience designing relational data models, schemas, and data warehouse structures (star and snowflake schemas).
  • Strong experience with ETL / ELT processes and tooling, as well as working with large-scale data in modern cloud or on-prem data platforms.
  • Minimum C1 English proficiency (written and spoken), with the ability to write clear technical explanations and follow detailed English-language guidelines.
  • Comfort with version control, CI / CD practices, and collaborative workflows for managing database changes.
  • Previous experience with AI data training, annotation, or evaluating AI-generated technical content is a strong plus.
  • Highly detail-oriented and systematic, with a methodical approach to evaluating reasoning quality and identifying subtle data or query issues.