Principal Developer

EBlock Inc.•Toronto, ON

4d•Hybrid

About The Position

E INC is the parent company of EBlock and EDealer, unifying our approach to products, services, and strategies under one Vision and one Mission: to create the best digital auction and retailing platform in the world by connecting the automotive wholesale and retail experiences. Our brands and their technologies make it easy for a vehicle to move between buyers and sellers throughout its entire ownership lifecycle. We're looking for a full-stack Principal Developer to provide technical leadership across our EBlock digital wholesale auction platform. In this role, you'll bridge product vision and technical execution working closely with product managers, development managers, stakeholders, and engineering teams to set technical direction and deliver capabilities that power thousands of dealer transactions. This is a hands-on leadership role. You'll shape architecture decisions, drive engineering excellence, and write code throughout the stack while ensuring our platform scales to meet rapid growth.

Requirements

Bachelor's degree in Computer Science or related field, or equivalent practical experience
10+ years of professional software development experience
Deep expertise in Java application development for large, complex systems serving web and mobile clients
Exceptional attention to detail when it comes to client facing app design and architecture
Proven experience scaling applications through periods of rapid growth
Strong knowledge of application architecture patterns and best practices
Track record of leading technical initiatives from conception through delivery
Excellent communication skills with the ability to adapt to technical and non-technical audiences
Critical thinking, autonomy, and sound judgment in ambiguous situations
Passion for mentoring and elevating the engineers around you
Core Stack: Java/Kotlin, Spring/Spring Boot, GraphQL, SQL / MySQL, Elasticsearch, AWS, Javascript/Typescript, Swift (iOS)
Additional Experience: Maven, Git, CI/CD pipelines, DevOps practices and tooling (CDK, Terraform)

Nice To Haves

Data engineering experience (ETLs, data pipelines, AWS data services)
Mobile development (Kotlin, iOS, Flutter)
Hands-on experience with AI systems and agentic programming frameworks is a plus
Automotive industry experience

Responsibilities

Drive the overall architecture of the EBlock platform in partnership with infrastructure, software development, and data engineering teams
Make key technical decisions that ensure service resiliency and scalability
Own application performance and observability, proactively identifying and resolving issues
Develop and nurture engineering best practices, culture, and standards across teams
Mentor engineers through code reviews, technical guidance, and collaborative problem-solving
Partner with product managers and stakeholders to translate business needs into technical solutions
Balance delivery of new capabilities with managing technical debt and platform health
Support production systems and contribute directly to the codebase
Influence technical direction across multiple teams and drive alignment on architectural decisions