Full-Time

Senior Full Stack Software Engineer

Multiple Teams

Posted on 8/8/2025

Intellistack

Intellistack

1-10 employees

Back-end solutions enabling startup acceleration

Compensation Overview

CA$160k - CA$180k/yr

Toronto, ON, Canada

Remote

The job can be performed remotely, but candidates are encouraged to be based in Toronto.

Category
Software Engineering (1)
Required Skills
React.js
Git
SQL
Apache Kafka
Java
Postgres
Docker
Microservices
Next.js
REST APIs
Requirements
  • 5+ years of experience in full stack development or strong project-based experience
  • Solid skills with Java and Spring Boot
  • Frontend experience with React.js or Next.js
  • Experience working with RESTful APIs and microservices
  • Proficiency with PostgreSQL or other SQL databases
  • Familiarity with Docker, Git, and modern dev workflows
Responsibilities
  • Design and implement features using Java Spring Boot and React/Next.js
  • Develop and consume RESTful APIs as part of our microservices architecture
  • Collaborate with cross-functional teams to define and deliver key initiatives
  • Contribute to code quality via testing, documentation, and peer reviews
  • Troubleshoot and resolve production issues, optimizing performance
  • Leverage Kafka, Docker, and Postgres to build robust and scalable services
Desired Qualifications
  • Exposure to Kafka or other event streaming tools
  • Experience with CI/CD and DevOps best practices
  • Comfort with frontend/backend testing frameworks (Jest, JUnit, etc.)
  • Experience with cloud services (AWS, GCP, or Azure)

IntelliStack provides backend development and operations support tailored for startups. It handles the heavy lifting of server infrastructure, databases, APIs, and deployment so founders can focus on building their product. The service works by supplying a dedicated backend team and managed services that cover core backend tasks, monitoring, and scaling, allowing rapid iteration without getting bogged down in technical chores. IntelliStack differentiates itself by targeting early-stage founders and promising faster progress—the goal is to help startups accelerate their growth by taking the backend workload off their plate and enabling teams to move from idea to product-market fit faster.

Company Size

1-10

Company Stage

N/A

Total Funding

N/A

Headquarters

Cambridge, Massachusetts

Founded

2018

Simplify Jobs

Simplify's Take

What believers are saying

  • Rebranded from Formstack in June 2025, expanding to 32,000+ organizations including Netflix.
  • Relocated HQ to Denver in June 2025, employing over 200 with 50+ locally.
  • Seamless Salesforce integration suits mid-market and enterprise workflow needs.

What critics are saying

  • Zapier captures 60-80% market share in 6-12 months via 7,000+ integrations.
  • Microsoft Power Automate takes healthcare clients in 3-6 months with Azure AI.
  • Salesforce Einstein obsoletes Streamline for CRM-reliant clients in 18-24 months.

What makes Intellistack unique

  • Streamline offers zero-retention data model for secure real-time access across sources.
  • AI-driven automation classifies data per HIPAA/PCI with smart routing and analytics.
  • Streamline CLM accelerates contracts from creation to signature without restrictions.

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Benefits

Flexible Work Hours

Remote Work Options

Unlimited Paid Time Off

Health Insurance

Professional Development Budget

INACTIVE