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Added 1 day ago
Infrastructure Architecture - Senior Professional I
Fiserv
Toronto, ON
Full-time
· Collaborate closely with application and feature development teams to optimize database schemas and SQL queries prior to production releases.
Added 1 day ago
Senior Integration Architect
Infotree Global Solutions
Toronto, ON
Contract
Database & Scripting - SQL and PL/SQL; custom scripting in Ruby, Python, Java, Groovy, or JavaScript; Custom Connectors via Connector SDK and Developer API.
Added 1 day ago
Senior Full Stack .NET Developer
Techso
Montreal, QC
Full-time
Techso is looking for a Senior Full Stack .NET Developer to help design and develop digital solutions used by our clients across Canada.
Added 1 day ago
Senior Full Stack Java Developer
Techso
Montreal, QC
Full-time
Techso is looking for a Senior Full Stack Java Developer to help design and develop digital solutions used by leading clients in Montreal and internationally.
Added 1 day ago
Actuary and Underwriting Lead
Volkswagen Group Canada Inc.
Pickering, ON
Full-time
Reports: Senior Director, Finance Insurance NAR
Added 1 day ago
SAP Data Management Senior Manager
PwC
Toronto, ON · Ottawa, ON · Vancouver, BC · Calgary, AB
Full-time
Knowledge of ETL processes, data profiling and transformation, SQL, Python, and related data-management technologies.
Added 1 day ago
Senior Software Engineer
Enerva Energy Solutions
Calgary, AB
$85,000 to $95,000 CAD / year
Full-time
We're looking for a Senior Software Developer to shape the technical direction of the tools at the core of our energy and emissions work - including the AI-driven features we think will set…
Added 1 day ago
Sr. Full Stack Developer
CIBC
Toronto, ON
Full-time
…projects involving multiple back-end systems. As a Sr. Full Stack Developer you’ll assemble, implement and maintain easy, flexible, and personalized solutions that enhance the client…
Added 1 day ago
Senior Data Engineer
VLink Inc
Montreal, QC
$50 to $70 CAD / hour
Contract
Writing efficient SQL and Python scripts for large dataset analysis and building end to end automation process on a set schedule.
Added 2 days ago
Senior Full Stack Developer (Global Security)
Royal Bank of Canada
Toronto, ON
Full-time
…threat hunting, cyber analytics, and security operations. As the Senior Full Stack Developer (Global Security), you will be responsible for designing and implementing LLM-powered tools and…
Added 2 days ago
Conseiller(ère) sénior, Gestion des données de Foundry | Senior Advisor, Foundry Data Management
Rio Tinto
Montreal, QC
Full-time
Solides compétences en Python, PySpark, SQL et en pratiques de gouvernance et de sécurité des données d’entreprise.
Added 2 days ago
Senior Full Stack Developer (Global Security)
RBC
Toronto, ON
Full-time
…threat hunting, cyber analytics, and security operations. As the Senior Full Stack Developer (Global Security), you will be responsible for designing and implementing LLM-powered tools and…
Added 3 days ago
Senior Data Scientist Implementation and Codification
National Bank of Canada
Richmond Hill, ON
Full-time
Hands-on experience with SAS, Python, MS Excel (VBA) or SQL.
Added 3 days ago
Senior Software Engineer, Backend
Brex
Vancouver, BC
Experience working with SQL or NoSQL databases
Added 3 days ago
Senior Data Scientist Model Developement and Validation
National Bank of Canada
Richmond Hill, ON
Full-time
Hands-on experience with SAS, Python, MS Excel (VBA) or SQL.
Added 5 days ago
Senior MuleSoft Integration Developer
Royal Bank of Canada
Toronto, ON
Full-time
We are seeking a Senior MuleSoft Integration Developer to design, develop, and maintain API-based integrations between Salesforce and enterprise systems. You will play a key role in…
Added 3 days ago
Software Engineer
Randstad Digital
Vancouver, BC
Contract
Our Fortune 500 client is seeking a versatile Senior Backend & Data Engineer for a 12-month on-site contract to design, scale, and maintain cloud-native microservices and data pipelines. In…
Added 4 days ago
Associate Director - Decision Science
AstraZeneca
Mississauga, ON · Canada - Mississauga
Full-time
…Market Access, Patient Services, and Field teams; influence senior leaders with evidence that drives…
Added 7 days ago
Senior Data Analyst
Clutch Technologies Inc.
Toronto, ON
As a Senior Data Analyst, you'll join our data team to help build out the analytics and data infrastructure behind one of our newer business lines. You'll start by strengthening the…
Added 12 days ago
Manager, Data Science & Merchandising Analytics
Loblaw Companies Limited
Brampton, ON
Full-time
…in advanced analytics and machine learning. Reporting to the Senior Manager, Merchandising Analytics, you will leverage advanced data techniques to support pricing and planning decisions…
Added 7 days ago
Data Analyst - Portfolio Reporting, Real Estate Debt
QuadReal Property Group
Vancouver, BC
Full-time
Advanced knowledge of SQL, Power Query, Excel, and Power BI is required. Familiarity with Anaplan or a similar planning tool is an asset. Experience with Tableau or Python is considered a…
Added 1 month ago
Bilingual (English/French) Associate Director, Retail Analytics
NielsenIQ
Toronto, ON · Montreal, Québec
Full-time
Experience with SQL, Databricks, Python, or other analytical programming tools.
Added 12 days ago
Senior Software Developer in Test (Development Focused)
RBC
Montreal, QC
Full-time
We are seeking a top-notch, hands on Senior Software Developer who is a passionate, driven team player committed to code quality and testing excellence. The ideal candidate will play a…
Added 12 days ago
Senior Software Developer - SQL/Python
RBC
Toronto, ON
Full-time
We are seeking an experienced Senior Software Engineer to work within Wealth Management Global IT Data Services Canada - As a Senior Software Engineer, specializing in AI-driven agent…
Added 9 days ago
Lead Full Stack Developer
RBC
Toronto, ON
Full-time
At its core, this role requires excellent problem-solving skills and C#/.Net, Java, Python and full stack coding capability. This role will need to effectively communicate, collaborate, and…

Fiserv

Infrastructure Architecture - Senior Professional I

Toronto, ON, Canada

Pay: $92,000.00-$115,000.00
Job type: Full-time
Experience: · 3+ years of relevant work experience in data engineering or database-focused roles.
Posting language: English
Posted: Sep 21, 2026

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Original job description

Calling all innovators – find your future at Fiserv.

We’re Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants, and consumers to one another millions of times a day – quickly, reliably, and securely. Any time you swipe your credit card, pay through a mobile app, or withdraw money from the bank, we’re involved. If you want to make an impact on a global scale, come make a difference at Fiserv.

Job Title

Infrastructure Architecture - Senior Professional I

About your role:

As an Infrastructure Architecture - Sr Professional I, you will play a vital role in developing and implementing infrastructure strategies that align with Fiserv's business objectives. Your expertise will contribute to the robustness, scalability, and security of our infrastructure systems. You will collaborate with cross-functional teams to design and deploy architecture solutions that meet the evolving needs of the financial services industry.

Responsibilities and Duties

· Lead and support MySQL database design and optimization to enable platform growth and scalability.

· Drive schema design and improvements, balancing tactical needs with long-term architectural strategy to support.

· Enterprise data warehouse

· Operational data consumers

· Collaborate closely with application and feature development teams to optimize database schemas and SQL queries prior to production releases.

· Own and support ETL pipelines and Data Lake management to ensure reliable and efficient data ingestion and processing.

· Contribute to and support database migration initiatives, including migrations from MySQL to PostgreSQL (strongly preferred).

· Support and enhance ETL ingestion scripts, with Python experience considered a strong asset.

· Proactively identify opportunities to improve platform stability, performance, and data resiliency.

· Analyze system incidents, perform root cause analysis, and manage recovery efforts to ensure rapid restoration of services without data loss.

· Provide technical leadership and people management, including mentoring and managing a small team of data engineers.

· Maintain a high level of attention to detail, ensuring data quality and operational excellence in daily activities.

Qualifications and Skills

· Diploma / Degree in Computer Science, Software Engineering or similar

· 3+ years of relevant work experience in data engineering or database-focused roles.

· Demonstrated experience in one or more of the following areas:

o Database administration

o Data engineering

o ETL data loading and ingestion

o Data classification and normalization

o SQL performance tuning and schema optimization

· Experience with database security hardening and implementing best practices, including collaboration with cross-functional teams to promote zero-trust and secure data access.

· Familiarity with AWS services, including Glue, Lambda, Redshift, DMS and EKS (Kubernetes).

· Familiarity with Snowflake and Data Streaming services (MSK, Kafka, Confluent).

· Experience with Linux system administration, web servers, and networking is an asset.

· Strong analytical and problem-solving skills, with a proactive mindset for improving systems and processes.

· A deep curiosity and passion for learning, staying current with technical trends, and recommending appropriate tools and approaches.

· Excellent communication skills, with the ability to clearly explain technical concepts and collaborate effectively across business and technical teams.

Salary Range:

$92,000.00-$115,000.00

Thank you for considering employment with Fiserv. Please:

Apply using your legal name
Complete the step-by-step profile and attach your resume (either is acceptable, both are preferable).

Our commitment to Diversity and Inclusion:

Fiserv is proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, national origin, gender, gender identity, sexual orientation, age, disability, protected veteran status, or any other category protected by law.

Note to agencies:

Fiserv does not accept resume submissions from agencies outside of existing agreements. Please do not send resumes to Fiserv associates. Fiserv is not responsible for any fees associated with unsolicited resume submissions.

Warning about fake job posts:

Please be aware of fraudulent job postings that are not affiliated with Fiserv. Fraudulent job postings may be used by cyber criminals to target your personally identifiable information and/or to steal money or financial information. Any communications from a Fiserv representative will come from a legitimate Fiserv email address.

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More about this job

Responsibilities

You will lead infrastructure architecture strategies, focusing on MySQL database design, optimization, and the management of ETL pipelines. Additionally, you will provide technical leadership and mentorship to a team of data engineers while ensuring platform stability and data resiliency.

Requirements

Candidates must possess a degree in Computer Science or Software Engineering with at least 3 years of experience in data engineering or database roles. Proficiency in database administration, SQL performance tuning, and familiarity with AWS services and Linux administration is required.

Skills

MySQL
PostgreSQL
Data Engineering
ETL
Python
Database Administration
SQL Performance Tuning
Schema Optimization
AWS
Data Lake
Linux
Networking
Data Resiliency
Kubernetes
Snowflake
Kafka

Visa sponsorship

Not detected in the job text

Keywords

Infrastructure Architecture
MySQL
PostgreSQL
Data Engineering
ETL
Data Lake
Python
AWS
Glue
Lambda
Redshift
DMS
EKS
Kubernetes
Snowflake
Kafka
MSK
Confluent
Linux
Database Administration
SQL
Schema Design
Data Resiliency
Zero-trust
Networking
Fintech
Payments
Root Cause Analysis
Data Ingestion
Data Classification

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