Senior Software Engineer, Fullstack

Location:

Toronto, Ontario, Canada

Position Title:

Senior Software Engineer, Fullstack

Fivetran is building data pipelines to power the modern data stack for thousands of companies. We are looking for a senior software engineer to join our Reverse ETL experimental engineering team.

• Expertise in at least one interpreted language such as Python or Ruby.
• Hands‑on experience with at least one compiled language such as C++, Kotlin, Scala, Go, Java, etc.
• Solid understanding of relational databases; experience with data warehousing solutions such as Snowflake is a bonus.
• Proven experience in system integration, including API consumption and development; experience with infrastructure management is a bonus.
• Familiarity with leading cloud providers, such as GCP, AWS, or Azure.

• Make contributions to all parts of our tech stack, which comprises Ruby on Rails, Typescript, Vue, and AWS.
• Be comfortable filling in the gaps in product and design specs; prototype ideas before committing to building them.
• Work closely with product teams, leaders, and customers to design and develop features that make Fivetran the one‑stop shop for data activation.
• Mentor early‑career engineers, conduct code reviews, advise on best practices, provide project‑level leadership, and operate across teams, departments, and time zones.
• Lead major projects, from research spikes to writing design documents to planning implementation and rollout.

• Can build things end‑to‑end, including deployment and maintenance.
• Adroit with data, backend systems, APIs, and UI components.
• Customer‑focused with an eye for building delightful product and developer experiences.
• Approaches new problems with scrappy optimism and a bias toward action.
• Thrives in ambiguous environments, works directly with customers, and makes decisions that build trust and impact the business.
• Comfortable using AI‑assisted development tools such as Claude Code, Cursor, or Git Hub Copilot.

• 100% employer‑paid medical insurance.
• Generous paid time‑off policy, including paid sick time, parental leave, holidays, and volunteer days off.
• RSU stock grants.
• Professional development and training opportunities.
• Company virtual happy hours, free food, and team‑building activities.
• Monthly cell phone stipend.
• Access to an innovative mental health support platform with therapy, coaching, and self‑guided mindfulness exercises.

Equal Opportunity Employer, including disability/protected veterans.