Senior Software Developer, Streaming Platform

About Wealthsimple

Wealthsimple is on a mission to help everyone achieve financial freedom by reimagining what it means to manage your money. Using smart technology, we take financial services that are often confusing, opaque and expensive and make them transparent and low-cost for everyone. We’re the largest fintech company in Canada, with over 4 million users who trust us with more than $70 billion in assets.

Our teams ship often and make an impact with groundbreaking ideas. We're looking for talented people who keep it simple and value collaboration and humility as we continue to create inclusive and high-performing teams where people can be inspired to do their best work.

Employment Type: Permanent Full Time

About the Streaming Platform Team

The Streaming Platform team is part of the Platform Engineering team at Wealthsimple and is responsible for providing the platform, standards and tools to leverage streaming and adjacent technologies (Flink, Temporal, Kafka, Confluent) the Wealthsimple way: reliable, secure and scalable.

We are informed by our partners across product, engineering and data. Some of the exciting things the Streaming Platform team empowers include delivering accurate and reliable positions data to our clients, being able to make fraud decisions in real-time and keeping data consistent across our microservices. Through the adoption of these technologies and solutions, the Streaming Platform team will increase reliability, recoverability and reduce the toil and cost of development, providing a huge impact across the business.

About the Role

As a Senior Software Developer on the Streaming Platform team, you will be joining and helping to shape a newly formed team with huge business and client impact. This takes shape with projects such as improving the recoverability of our Flink jobs and infrastructure, leading to extremely accurate financial metrics for our clients and their experience within the app. You will be empowered to build the platform that enables timely release of our data projects, that will not only evolve the service of our platform team, but create a world-class, performant and reliable infrastructure for our teams to build and deploy at scale.

Immediate Projects

Some of the team’s immediate projects include:

• Strengthening reliability and reducing time to recover for Flink jobs
• Enabling real time metrics for Kafka
• Migrating our Temporal cluster to Kubernetes

Opportunities in this Role

In this role you'll have the opportunity to:

• Improve the reliability and recoverability of our Flink jobs and Kafka infrastructure, allowing other teams to provide fast and accurate financial metrics to our clients
• Help the team to build tools that deliver a great developer experience, such as supporting tooling for our company transition to Kubernetes
• Ensure the scalability and reliability of the platform, infrastructure and tools that support our teams
• Partner deeply with our Book of Record teams, infrastructure platform and other cross-functional teams to understand their needs to deliver the next phase of our streaming infrastructure
• Keep on top of industry best practices and standards that benefit our engineering organization, and hold teams accountable to these standards
• Help shape the culture of the Streaming Platform team and technology; coach and mentor our teams on the importance and impact of our core technologies: Flink, Kafka and Temporal
• Ability to work across downstream services leveraging streaming technologies (we have a microservice architecture primarily in Ruby on Rails and Java/Kotlin)

What You'll Bring

• Strong knowledge of building, maintaining and scaling real-time data ingestion and processing frameworks such as Flink, Kafka and Temporal
• Previous end-to-end experience designing, building and supporting cloud infrastructure on AWS and Kubernetes, database infrastructure or distributed systems
• Strong knowledge in both software and infrastructure development best practices, and how to leverage those to improve