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Added 6 mins ago
SG
Senior Product Solutions Analyst
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Toronto, ON
- Full-time
Advanced knowledge in Python and SQL and working with large data sets
Added 6 mins ago
T
Senior Quality Engineer
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Toronto, ON
- Full-time
Develop and maintain automated data validation, reconciliation, and regression tests using Python, SQL, and other automation utilities.
Added 6 mins ago
L
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Toronto, ON
- Contract
Technical fluency in SQL and stored procedures; ability to read Python code is an advantage
Added 6 mins ago
C
Automation Lead – Quality Engineering
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Toronto, ON
- Full-time
We are seeking an experienced QE Lead with strong hands-on Python automation expertise to lead quality engineering for complex integration solutions connecting APIs, microservices,…
Added 9 mins ago
Senior Quality Engineer
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Develop and maintain automated data validation, reconciliation, and regression tests using Python, SQL, and other automation utilities.
Added 35 mins ago
C
Sr. Quantitative Analyst, Quantitative Risk Modeling
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- Full-time
…meaningful applicable strategies and recommendations. Proficiency with SQL, Python, PySpark, Databricks, and…
Added 35 mins ago
SI
Quality Assurance Analyst
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Canada
- Full-time
Familiarity with Python, Java, or JavaScript for test automation.
Added 35 mins ago
BC
Data Platform Administrator/Developer
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Mont-Saint-Hilaire, QC · Mont-St-Hilaire, QC
- Full-time
Proficiency in SQL, Python and PowerShell, with experience using Azure DevOps, automation tools and CI/CD practices
Added 35 mins ago
OS
Senior Forward Deployed Engineer (FDE)
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- Contract
We are seeking a Senior Forward Deployed Engineer (FDE) with deep Java and Python technology expertise to work directly with our Fintech clients in the Spread Products space. This is a…
Added 37 mins ago
ES
Semantic Model Senior Developer
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Experience with Azure SQL, Azure Data Factory, Azure Data Lake, Synapse Analytics, or Microsoft Fabric.
Added 37 mins ago
BC
Data Platform Administrator/Developer
BBA Consultants
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- Full-time
Proficiency in SQL, Python and PowerShell, with experience using Azure DevOps, automation tools and CI/CD practices
Added 37 mins ago
BC
Data Platform Administrator/Developer
BBA Consultants
Boisbriand, QC
- Full-time
Proficiency in SQL, Python and PowerShell, with experience using Azure DevOps, automation tools and CI/CD practices
Added 37 mins ago
A
Cloud Software Engineer
Actalent
Ottawa, ON
- $88 to $111 CAD / hour
- Contract
Experience with SQL and relational databases.
Added 37 mins ago
HG
Python Developer
Himflax Group
Mississauga, ON
- Full-time
· At least 8 years of experience as Python Developer.
Added 39 mins ago
R
Principal AI Engineer, Agentic Models and Data Platforms
RBC
Calgary, AB
- Full-time
10+ years of professional software engineering experience with strong Python and SQL, Spark and Databricks SQL are a plus.
Added 39 mins ago
PX
Sr. Data Platform Engineer
Project X
Toronto, ON
- Full-time
Strong Python or comparable programming skills, with experience in modern batch, streaming, CDC and orchestration patterns.
Added 39 mins ago
MM
Oliver Wyman - Software Developer - Data & Analytics (DNA) Team
Marsh McLennan
Montreal, QC
- Full-time
· Expérience pratique récente avec Python et, idéalement, avec un autre langage serveur (C#, .NET, Java, Rust ou C++).
Added 54 mins ago
C
Senior Data Engineer
Clio
Toronto, ON
- Full-time
Proficiency in at least one major language (e.g. Python, Scala, Ruby) and SQL, striving to write elegant and maintainable code, and comfortability with picking up new technologies
Added 54 mins ago
B
DevOps Engineer - New Grad (January 2027)
BDO
Toronto, ON
- Full-time
BDO is a firm built on a foundation of positive relationships with our people and our clients. Each day, our professionals provide exceptional service, helping clients with advice and…
Added 1 hour ago
NE
Junior Developer - Winter 2027 Co-op
Nexus Energy
Toronto, ON
- Volunteer
Participate in code reviews and collaborate with team members on development initiatives.
Added 1 hour ago
OA
OpenClaw Python Engineer
Outlier AI
Montreal, QC · Greater Montreal Metropolitan Area
- Full-time
We are proficient in at least two major programming languages, such as Python, JavaScript, Go, or Java, and we work confidently with SQL databases.
Added 1 hour ago
VC
Python Backend Engineer
VBeyond Corporation
Toronto, ON
- Contract
Strong experience with Python for backend development
Added 1 hour ago
Software Engineer
Scotiabank
Toronto, ON
Develop scalable solutions using Python and SQL.
Added 1 hour ago
QR
Analyste - Gestion de Prix de Ventes et Analyse de Données
Quincaillerie Richelieu Ltée/Richelieu Hardware Ltd
Montreal, QC
- Full-time
Détenir des connaissances de base en SQL (Un atout).
Added 1 hour ago
QR
Analyste- Gestion des prix de vente et analyse de données
Quincaillerie Richelieu Ltée/Richelieu Hardware Ltd
Montreal, QC
- Full-time
Détenir des connaissances de base en SQL (Un atout).

Fiserv

Infrastructure Architecture - Senior Professional I

Toronto, ON, Canada

$92,000.00-$115,000.00 · Full-time

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Job details

Pay: $92,000.00-$115,000.00
Job type: Full-time
Apply by: Oct 21, 2026
Experience: · 3+ years of relevant work experience in data engineering or database-focused roles.
Posting language: English
Posted: Oct 7, 2026

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

Lead MySQL database design, schema optimization, ETL pipelines, and Data Lake operations, while supporting database migrations and improving platform stability, performance, and data resiliency. Analyze incidents and lead recovery efforts, while providing technical leadership and mentoring a small team of data engineers.

Requirements

Requires a diploma or degree in Computer Science, Software Engineering, or a similar field, plus at least three years of relevant data engineering or database-focused experience. Candidates should have experience in database administration, data engineering, ETL, or SQL optimization, with knowledge of database security, AWS, Snowflake, and streaming services; Python, Linux, web servers, and networking are assets.

Skills

MySQL Database Design
Database Optimization
Schema Design
SQL Performance Tuning
ETL Pipelines
Data Lake Management
Database Migration
Python
Root Cause Analysis
Data Resiliency
Database Security
AWS
Snowflake
Kafka
Linux System Administration
Team Leadership

Visa sponsorship

Not detected in the job text

Keywords

Fintech
Financial Services
MySQL
PostgreSQL
Database Administration
Data Engineering
ETL
Data Ingestion
Data Lake
Enterprise Data Warehouse
SQL
Python
AWS Glue
AWS Lambda
Amazon Redshift
AWS DMS
Amazon EKS
Kubernetes
Snowflake
MSK
Kafka
Confluent
Linux
Web Servers
Networking
Database Security
Zero Trust
Schema Optimization
Incident Management
Root Cause Analysis

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