Job Specifications
Role Description
Senior Full Stack Engineer
Lead I - Software Engineering
Who We Are
Born digital, UST transforms lives through the power of technology. We walk alongside our clients and partners, embedding innovation and agility into everything they do. We help them create transformative experiences and human-centered solutions for a better world.
UST is a mission-driven group of 29,000+ practical problem solvers and creative thinkers in more than 30 countries. Our entrepreneurial teams are empowered to innovate, act nimbly, and create a lasting and sustainable impact for our clients, their customers, and the communities in which we live.
With us, you’ll create a boundless impact that transforms your career—and the lives of people across the world.
Visit us at UST.com.
You Are
As a Senior Full Stack Engineer, you will lead the charge in creating scalable, high-performance, customer-facing applications.
The Opportunity
Hybrid: In office/remote
Innovate with AI: Drive team velocity by leveraging Gen AI-assisted development tools like (Copilot, Windsurf, Claude Code) to build, refactor, and maintain world- class codebases.
Architect at Scale: Create highly scalable, reusable, and maintainable services that serve millions of users.
Collaborate & Lead: Work within an Agile squad of technical and business partners. You will be responsible for team health, providing support, coaching, and fostering an inclusive culture.
Bridge the Gap: Translate complex technical AI and cloud architectures into human terms for Product Owners and Stakeholders.
Drive Automation: Design and implement CI/CD pipeline enhancements through agent integration to increase deployment efficiency and reliability.
This position description identifies the responsibilities and tasks typically associated with the performance of the position. Other relevant essential functions may be required.
What You Need
Experience: 5+ years of professional experience building end-to-end applications.
Frontend Mastery: Intermediate to advanced knowledge and experience with Angular. Familiarity with other modern Web UI frameworks like React is highly valued.
Backend Mastery: Deep proficiency in Java or Node.js.
Cloud Engineering: 2+ years of hands-on experience with AWS, Azure, or OpenShift, focusing on distributed cloud applications and containerization (Docker/Kubernetes).
Version Control: Expert knowledge of code merging and branching methodologies using Git.
CI/CD Expertise: Hands-on experience with GitHub Actions workflows, implementing automated testing, security scanning, and deployment pipelines.
Design Integration: Comfortable using Figma to translate high-fidelity designs into pixel-perfect production code.
API & Design: Expert knowledge of RESTful APIs, OpenAPI specifications, and software design patterns.
DevOps Mindset: Experience in high-frequency CI/CD environments (shipping to production daily) with a focus on automated unit, functional, and performance testing.
The Modern AI Edge AI-Assisted Development: Proven experience using GitHub Copilot, Windsurf, or Claude Code to accelerate development cycles and improve code quality.
Observability: Skilled in production support using monitoring tools like Splunk or Dynatrace.
Agent Automation: Experience building and integrating intelligent agents into CI/CD pipelines to automate code reviews, testing, and deployment processes.
Bonus Points (Nice-to-Haves)
Agentic AI: Knowledge of Agentic AI frameworks and experience building autonomous agents or complex AI workflows.
Mobile Development: Exposure to mobile frameworks (iOS/Android/Cross- platform) to support multi-channel experiences.
Python Experience: Working knowledge of Python is advantageous, particularly for developing AI/ML solutions and implementing next-generation AI applications.
Compensation can differ depending on factors including but not limited to the specific office location, role, skill set, education, and level of experience. UST provides a reasonable range of compensation for roles that may be hired in various U.S. markets as set forth below.
Role Location: Ontario
Compensation Range: $95,000-$119,000
Benefits
Full-time, regular employees accrue a minimum of 10 days of paid vacation per year, receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year), paid holidays, and are eligible for paid bereavement leave and jury duty. They and their dependents residing in Canada are eligible for Supplemental Healthcare coverage, as well as Company-paid Employee Only basic life insurance and accidental death and dismemberment coverage.
Full-time temporary employees receive 6 days of paid sick leave each year (pro-rated for new hires throughout the year). They and their dependents residing in Canada are eligible for Supplemental Healthcare coverage, as well as Company-paid Employee Only basic life insurance and accidental death and dismemberment coverage.
Part-time regular and temporary employees
About the Company
UST is a global digital transformation solutions provider. For more than 20 years, UST has worked side by side with the world's best companies to make a real impact through transformation. Powered by technology, inspired by people and led by purpose, UST partners with their clients from design to operation. With deep domain expertise and a future-proof philosophy, UST embeds innovation and agility into their clients' organizations. With over 29K+ employees in 30 countries, UST builds for boundless impact--touching billions o...
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