Senior Software Developer, Streaming Platform

Senior Software Developer, Streaming Platform Join us to apply for the Senior Software Developer, Streaming Platform role at 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 3+ million users who trust us with more than $100 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. 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 team empowers include delivering accurate and reliable positions data to our clients, enabling fraud decisions in real‑time, and keeping data consistent across our microservices. Through these technologies, the team increases reliability, recoverability, and reduces 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 join and help shape a newly formed team with huge business and client impact. You will work on projects such as improving the recoverability of our Flink jobs and infrastructure, leading to extremely accurate financial metrics for our clients and enhancing their experience within the app. You will be empowered to build the platform that enables the timely release of our data projects, evolving the service of the platform team and creating a world‑class, performant, and reliable infrastructure for our teams to build and deploy at scale. Some of the team’s immediate projects include strengthening reliability and reducing time to recover for Flink jobs, enabling real‑time metrics for Kafka, and migrating our Temporal cluster to Kubernetes. 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 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 and 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 Work across downstream services leveraging streaming technologies (our 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 the developer experience An ability to adapt and ship meaningful work in a fast‑paced environment A collaborative and open approach to communication: you deliver clear, concise, and solution‑focused messages that are easily understood by a cross‑discipline team Why Wealthsimple Competitive salary with top‑tier health benefits and life insurance Retirement savings matching plan using Wealthsimple for Business 20 vacation days per year and unlimited sick and mental health days Up to $1,500 per year towards wellness and professional development budgets 90‑day away program: employees can work internationally in eligible countries for up to 90 days per calendar year A wide variety of peer and company‑led Employee Resource Groups (Rainbow, Women of Wealthsimple, Black @ WS) Company‑wide wellness days off scheduled throughout the year Technology & Innovation at Wealthsimple We believe the future belongs to those who innovate boldly. At Wealthsimple, every team member is expected to lean into new technologies, including AI, and tooling to rethink how we work, solve problems faster, and create even greater value. We’re looking for people who are not just comfortable with change but energized by it. Our commitment is to build a company that evolves at the pace of the world around us, and we want you to help lead that future. DEI Statement At Wealthsimple, we are building products for a diverse world and we need a diverse team to do that successfully. We strongly encourage applications from everyone regardless of race, religion, colour, national origin, gender, sexual orientation, age, marital status, or disability status. Accessibility Statement Wealthsimple provides an accessible candidate experience. If you need any accommodations or adjustments throughout the interview process and beyond, please let us know, and we will work with you to provide the necessary support and make reasonable accommodations to facilitate your participation. We are continuously working to improve our accessibility practices and welcome any feedback or suggestions on how we can better accommodate candidates with accessibility needs. We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us. Seniority level: Not Applicable Employment type: Full‑time Job function: Engineering and Information Technology #J-18808-Ljbffr