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Added 9 mins ago
FV
Robotics Middleware Founder
Forum Ventures
Canada
- Full-time
Sensor fusion is foundational infrastructure being treated like custom engineering. It wastes time, costs money, and breaks in production.
Added 9 mins ago
NB
Investment Banking Analyst
National Bank of Canada
Calgary, AB
- Full-time
As an Investment Banking Analyst (Engineering/Geology) in the Acquisitions & Divestitures group at National Bank of Canada Capital Markets (NBCCM), you play a lead role in supporting the…
Added 9 mins ago
SI
Senior Product Manager
Spruce InfoTech Inc.
Toronto, ON
- Contract
Coordinate across business, data science, engineering, architecture, technology, project delivery, and governance teams.
Added 9 mins ago
I
Senior QA Analyst
Indidual
Toronto, ON
- Contract
· Knowledge and experience in the use of Computer Aided Software Engineering (CASE) tools and data query tools to aid in the development of test cases
Added 9 mins ago
ET
Senior RFIC Product Engineer (NPI & Yield)
Emtar Technologies Inc.
Vancouver, BC
- Full-time
Yield & Data Science: Own the yield roadmap. Use statistical tools (JMP, Spotfire) to analyze ATE data, identify "marginal" RF performers, and implement guardband strategies that balance…
Added 9 mins ago
SG
Engineering Coordinator, Development
Sorbara Group of Companies
Woodbridge, ON
- Full-time
The Engineering Coordinator, Development plays a key role in the planning, coordination and execution of land development projects from initial concept through construction, registration…
Added 9 mins ago
VC
Demand & Content Marketing Lead | Responsable Marketing de la Demande et Contenu
Valsoft Corporation
Montreal, QC · Saint-Laurent, Quebec
- Full-time
An engineering, data, or other technical background
Added 9 mins ago
TA
Recruitment Manager
Top Aces
Dorval, QC
- Full-time
…hiring manager experience, manages external partners and uses data to increase speed, quality, consistency and cost…
Added 9 mins ago
T
Performance Engineering Lead
TD
Mississauga, ON · Toronto, ON
- Full-time
Strategize & lead testing of TD Bank's production like infrastructure with a focus on automation & scale
Added 9 mins ago
Supply Chain Manager
ASSA ABLOY
ON · Oakville, ON
…are seeking a strategic and hands-on Supply Chain Manager to lead procurement, inventory management, logistics, and supply chain optimization across our Quebec…
Added 24 mins ago
RA
Staff Software Engineer, Platform
Rivian and Volkswagen Group Technologies
Remote, Canada
- $137,300 to $181,890 CAD / year
- Full-time
- Remote
Lead the architecture and delivery of backend services and platform capabilities, from problem framing and design through launch and operation.
Added 24 mins ago
RB
Manager, AML Model Testing
Royal Bank of Canada
Toronto, ON
- Full-time
Work with Testing Lead to determine the testing priorities based on business requirements, define the testing scope and methodology and develop a testing plan.
Added 24 mins ago
GD
Senior Human Factors Engineering Analyst
General Dynamics Missions System International
Ottawa, ON
- $110,000 to $138,000 CAD / year
- Full-time
At General Dynamics Mission Systems–Canada, we’re not just engineering technology - we’re shaping the future of defence and security. Our teams design and deliver advanced, mission-critical…
Added 24 mins ago
B
Accessories Product Coordinator
BRP
Sherbrooke, QC
- Full-time
Lead the accessory portfolio process for our products in collaboration with the design and engineering teams.
Added 39 mins ago
SS
Delivery Lead
Soho Square Solutions
Toronto, ON
- Contract
Delivery Lead/Technical Lead, Wealth Management Lending Technology – Contract, Toronto (Hybrid)
Added 39 mins ago
ET
Python Developer
Envision Technology Solutions
Toronto, ON
- Full-time
Influence software architecture and lead design decisions for the Platform, with particular focus on payments and money-movement systems.
Added 39 mins ago
GD
Senior Human Factors Engineering Analyst
General Dynamics Mission Systems–Canada
Ottawa, ON
- $110,000 to $138,000 CAD / year
- Full-time
At General Dynamics Mission Systems–Canada, we’re not just engineering technology - we’re shaping the future of defence and security. Our teams design and deliver advanced, mission-critical…
Added 39 mins ago
Director, Surveys and Geomatics
Infrastructure Ontario
Toronto, ON
Lead the development of new GIS guidelines, specifications, and standards that set a benchmark for the industry and improve data integration and accessibility.
Added 39 mins ago
Solution Architect - HPE
Converge Technology Solutions
Toronto, ON
…and delivery lifecycle, working closely with account teams, engineering resources, HPE, and clients to develop scalable, resilient, and secure network…
Added 39 mins ago
P
Diesel Truck Technician/Mechanic III (Helper/Apprentice)
Penske
Toronto, ON
- Full-time
…major components and other duties under the direction of a lead technician or…
Added 39 mins ago
CI
Director, Sales & Business Development, North America.
Capital I Industries
Saskatoon, SK
- Full-time
As a member of the leadership team, the Director, Sales & Business Development, North America. will lead sales planning, forecasting, business development and dealer performance. This…
Added 53 mins ago
GV
Project Manager Construction & Commissioning / Chef de projet Construction & Mise en service
GE Vernova
Brossard, QC
- Full-time
Coordonner les activités du site avec l'Engineering et le Supply Chain.
Added 53 mins ago
GV
Lead Manufacturing Specialist 2 - Prod Process and Equip
GE Vernova
Markham, ON
- Full-time
Lead the industrialization strategy for new products, ensuring that assembly processes are capable, repeatable, and scalable from pilot build to full-rate production.
Added 53 mins ago
IL
Advanced Quality Engineer
Invesco Ltd.
Charlottetown, PE
- Full-time
…releases. This role works closely with Product Management, Software Engineering, DevOps, and UX teams to validate functionality, performance, security, and overall user experience. The…
Added 53 mins ago
Project Manager, Customer Success & Account Management
GoBolt
Toronto, ON
You will work closely with Account Managers, Warehouse Fulfillment, Transportation, Engineering and Finance teams. A background in logistics or 3PL is a strong asset, but it is not…

ACV Auctions

Software Engineer IV, Viper Engineering

Toronto, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Dec 4, 2026
Posting language: English
Posted: Nov 4, 2026

Original job description

If you are looking for a career at a dynamic company with a people-first mindset and a deep culture of growth and autonomy, ACV is the right place for you! Competitive compensation packages and learning and development opportunities, ACV has what you need to advance to the next level in your career. We will continue to raise the bar every day by investing in our people and technology to help our customers succeed. We hire people who share our passion, bring innovative ideas to the table, and enjoy a collaborative atmosphere.

Who we are:

ACV is a technology company that has revolutionized how dealers buy and sell cars online. We are transforming the automotive industry. ACV Auctions Inc. (ACV), has applied innovation and user-designed, data driven applications and solutions. We are building the most trusted and efficient digital marketplace with data solutions for sourcing, selling and managing used vehicles with transparency and comprehensive insights that were once unimaginable. We are disruptors of the industry and we want you to join us on our journey.

At ACV we focus on the Health, Physical, Financial, Social and Emotional Wellness of our Teammates and to support this we offer:

Company Sponsored (paid) Healthcare, Dental, Vision, Life/AD&D, Short-Term and Long-Term Disability.
Comprehensive additional optional benefits such Critical Illness and Supplemental Life/AD&D.
All insurance benefits go into effect on your date of hire.
Generous Parental Leave Top-Up Pay and Vacation Programs.
Employee Stock Purchase Program with additional opportunities to earn stock in the company.
Retirement planning through the Company’s RRSP.

Who we are looking for:

ACV Auctions is looking for a Software Engineer to join our ACV Retail - Viper Teams and work on our SaaS Product. The position will focus on backend development & maintenance of Go Lang features & services hosted in AWS and utilizing Postgres and NOSQL.

The ideal candidate has a strong background and proven track record of architecting and designing enterprise applications in Go Lang and Node.JS, a penchant for high quality code, and a team minded approach to development.

What you will do:

Develop Services using modern language stacks like Go Lang , Postgres and NoSQL databases like mongo, SQL Server is nice to have.
Design and build complex systems that can scale rapidly with little maintenance, with a strong focus on reliability, performance, and operational excellence.
Design, build, and maintain Kafka-based event processing services, including consuming, deserializing, validating, persisting, and reacting to events to drive downstream workflows.
Design and implement effective service/product interfaces, including third-party API integrations and extensible handler patterns for new integrations.
Develop and maintain application data models, including writing and tuning complex SQL queries, optimizing indexes and performance, and designing schemas that reliably support application workflows
Own larger, complex initiatives end-to-end - from discovery and requirements through delivery and production support - driving alignment across engineering and business stakeholders.
Collaborate with software and production engineers to design scalable services, plan feature roll-out, and ensure high reliability and performance of our products.
Design and develop systems across all major departments including but not limited to; data, enterprise applications, and IT.
Lead technical design and architecture decisions across multiple systems/services, and help establish standards, patterns, and best practices.
Modify and develop custom software patterns as needed to solve highly complex software problems, and clearly document tradeoffs and long-term maintenance implications.
Be accountable for the overall performance of products and/or services within a defined area of focus, including diagnosing production issues and driving improvements.
Conduct code reviews, develop high-quality documentation, and build robust test suites for your products (unit/integration testing), ensuring maintainable and well-covered code.
Provide technical leadership through mentoring, coaching, and strong design/code review feedback, helping raise overall engineering quality.
Develop roadmaps and prioritize technical debt to effectively plan features and work, balancing delivery with long-term platform health.
Drive operational maturity (observability, incident response, on-call practices, reliability goals) and lead post-incident analysis with preventative action plans.
Handle multiple competing priorities in an agile, fast-paced environment while maintaining strong engineering discipline and delivery quality.
Perform additional duties as assigned.

What you will need:

Ability to read, write, speak and understand English.
BS degree in Computer Science or a related technical discipline or equivalent practical experience preferred
Minimum 8 years of experience building SaaS web applications using Go Lang and Node.JS and/or C# nice to have (12+ years desirable).
Strong experience maintaining and extending an existing codebase, adapting to pre-existing patterns and tracing the code’s path of execution across services.
Strong experience integrating 3rd-party APIs, implementing authentication & authorization and developing asynchronous data flows.
Strong experience publishing and consuming Kafka events, including designing event contracts, building reliable event-driven workflows, and handling ordering, retries, idempotency, and failure recovery.
Strong experience developing unit and integration-tests, and setting expectations for test strategy and coverage.
Strong experience integrating with cloud service (AWS), specifically: SQS, SNS, S3, ECS, EKS, Lambda, ElasticSearch, Docker / Containers.
Strong experience working with Docker and Kubernetes, including containerization, orchestration (k8s) and serverless deployment scenarios.
Strong experience with build & deployment automation (CI/CD) and release workflows.
Strong SQL programming and data-layer development experience (schema design, query performance, indexing, and data reliability patterns).
Minimum 8 years of experience working with continuous integration and build tools.
Expert in version control systems and branching/release strategies.
Expert in software engineering tooling and mentors and drives adoption for new tools and tooling standards.
Expert in release, builds, testing and the entirety of the SDLC.
Expert at debugging distributed systems using distributed tracing and other common tools; able to lead root-cause analysis and preventative improvements.
Top notch communication skills, including clearly communicating tradeoffs and aligning stakeholders.
Experience architecting and designing systems from the ground up, including making pragmatic decisions for scalability, reliability, and maintainability.
Experience working with a geographically dispersed team across multiple timezones, including leading technical alignment and delivery across teams.

Our Values

Trust & Transparency | People First | Positive Experiences | Calm Persistence | Never Settling

At ACV, we are committed to an inclusive culture in which every individual is welcomed and empowered to celebrate their true selves. We achieve this by fostering a work environment of acceptance and understanding that is free from discrimination. ACV is committed to being an equal opportunity employer regardless of sex, race, creed, color, religion, marital status, national origin, age, pregnancy, sexual orientation, gender, gender identity, gender expression, genetic information, disability, military status, status as a veteran, or any other protected characteristic. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires reasonable accommodation, please let us know.

For information on our collection and use of your personal information, please see our Privacy Notice.

No immigration or work visa sponsorship provided for this position.

Compensation: The compensation range for this position is listed in the "Job Details" section at the bottom of this posting. Please note that final compensation will be determined based upon the applicant's relevant experience, skillset, location, business needs, market demands, and other factors as permitted by law.

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More about this job

Responsibilities

Design, build, and maintain scalable backend services and event-driven workflows using Go, Kafka, AWS, and relational and NoSQL databases, while owning complex initiatives from discovery through production support. Lead architecture and technical standards, improve reliability and operational maturity, and support engineering quality through testing, code reviews, documentation, mentoring, and roadmap planning.

Requirements

The role seeks at least 8 years of SaaS application development experience, with strong expertise in Go and Node.js, distributed systems, Kafka, AWS, SQL, containers, CI/CD, and testing. A computer science or related bachelor's degree is preferred, or equivalent practical experience; candidates should also demonstrate technical leadership, system design, communication, and experience coordinating across distributed teams.

Skills

Go
Node.js
AWS
PostgreSQL
NoSQL
Kafka
SQL
Docker
Kubernetes
Microservices Architecture
API Integration
Event-Driven Systems
CI/CD
Distributed Systems Debugging
System Design
Technical Leadership

Benefits

Company-Sponsored Healthcare
Dental Insurance
Vision Insurance
Life and AD&D Insurance
Short-Term Disability Insurance
Long-Term Disability Insurance
Critical Illness Insurance
Supplemental Life and AD&D Insurance
Parental Leave Top-Up Pay
Vacation
Employee Stock Purchase Program
Company Stock Opportunities
Retirement Planning Through RRSP

Visa sponsorship

Not detected in the job text

Keywords

Go
Node.js
C#
AWS
PostgreSQL
NoSQL
MongoDB
SQL Server
Kafka
SQS
SNS
S3
ECS
EKS
Lambda
Elasticsearch
Docker
Kubernetes
CI/CD
SaaS
Event-Driven Architecture
Third-Party API Integration
Authentication and Authorization
Schema Design
Query Optimization
Distributed Tracing
Unit Testing
Integration Testing
Agile
Automotive Digital Marketplace

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