Senior Full Stack Developer

What we are looking for:
We are looking for a seasoned full stack engineer who combines deep technical craft with genuine domain insight in accounting: someone who has built and maintained production systems where data integrity, accuracy, and auditability are non-negotiable. The ideal candidate brings direct experience with established accounting platforms (such as QuickBooks, Sage, Xero, or NetSuite), strong architectural judgment across both frontend and backend, and the maturity to navigate complex trade-offs in a high-stakes financial services context.
What you can expect:

• Design, develop, and enhance both frontend and backend functionalities across the platform, ensuring efficient implementation, seamless deployment, and consistent delivery of features that meet customer needs.
• Actively participate in Scrum ceremonies, including planning, stand-ups, reviews, and retrospectives, to align with team goals and project timelines.
• Design and build core ledger capabilities, including chart of accounts, double-entry mechanics, journal entry workflows, and the reporting layer that sits on top, with a focus on data integrity and auditability.
• Investigate and resolve production issues promptly, applying robust, well-tested solutions to minimize downtime, protect customer trust, and maintain the quality of service expected by enterprise users.
• Partner with QA, product, and design teams to deliver a cohesive and high-standard customer experience.
• Contribute to the design and development of new features at the architectural level, evaluating trade-offs across scalability, maintainability, performance, and long-term system health.
• Support junior developers through structured onboarding, technical mentorship, and day-to-day guidance, fostering professional growth and a strong culture of knowledge sharing across the engineering team.

Required Experience:

• 8+ years of full stack engineering experience, with depth in production systems handling financial or transactional data.
• Direct, hands-on experience with established accounting systems is required, such as QuickBooks, Sage, Xero, NetSuite, or equivalent platforms. Prior exposure to trust accounting, probate, or wealth management software will be considered a strong asset.
• Proven ability to design and deliver complex systems where data integrity, accuracy, and auditability are non-negotiable.
• Strong written and verbal communication skills, with the ability to articulate technical decisions to both engineering and non-engineering stakeholders.
• This position requires advanced English proficiency (written and verbal) to effectively collaborate with team members located in other provinces and in the United States.

Technical Knowledge Required:

• Programming Languages & Frameworks: JavaScript & TypeScript, NodeJs / Express / NestJs, HTML / CSS / SCSS, React, Pyhton
• Asynchronous Programming & State Management: Async/await / Promise, Machine state, Buffer, Distributed Jobs / Job Queue
• API & Web Development: OpenAPI / JSON, API / CRUD, Axios
• Testing & Quality Assurance: Unit, integration, e2e tests (Mocha / Jest / Cypress / Playwright)
• Databases: NoSQL Database (Preferably MongoDB), Redis
• Build & Package Management Tools: npm, yarn, pnpm, Webpack, Babel, Vite
• DevOps & Infrastructure: Docker / Containers, Process modeling, implementation, and execution (Workflow), iPaaS - Prismatic
• Specialized Technologies: Blockchain (Hyperledger), Dagster
• Design Patterns & Best Practices: Component abstractions and isolation, Translation i18n

Why Estateably:
Over the next 25 years, more than $60 trillion will be transferred between generations— yet professionals and the families they serve are wholly underserved in their tools to navigate the estate and trust administration process. Estateably was founded to change that.
Here’s why you’ll want to be part of it:

• Massive market opportunity: We're tackling one of the largest wealth transfers in history, in an industry overdue for transformation.
• Rapid growth and adoption: Since launching in 2021, we’ve become the fastest-growing estate and trust platform in North America, serving 1,000+ firms across Canada and the U.S.
• Real problems, real impact: Our platform helps fiduciaries handle complex, sensitive workflows that directly affect professionals and their practices.
• Bold, ambitious vision: We’re not here to make small improvements—we’re rethinking how the industry works from the ground up.

What our team has in common:

• A hunger to learn fast and continuously.
• High ownership and accountability for results.
• A can-do, solution-oriented mindset.
• Strong collaboration skills and a team-first attitude.
• Comfort with change and fast-paced environments.

Perks & Benefits:

• Flexible hours & remote work.
• Participation in our company Employee Stock Option Plan.
• Yearly bonus based on performance.
• Full participation in our company’s group health, dental, and virtual medicine plans.
• Wellness Benefit.
• Computer equipment.

Important Notes for Candidates:
The use of generative AI tools to formulate or assist with responses during the screening interview is not permitted. The recruiter reserves the right to pause or terminate the interview at any point should the use of AI be suspected.
Estateably is committed to providing an accessible and inclusive interview experience. Candidates who require accommodation for any stage of the process are kindly asked to communicate their needs in advance by email, so that appropriate arrangements can be made ahead of the scheduled meeting.
Please note that screening interviews will be recorded for documentation and internal review purposes. By participating in the screening meeting, the candidate acknowledges and consents to the recording of the session.