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Added 7 mins ago
OC
Mechanical Engineer - SABRE (Permanent)
Orano Canada
SK · Saskatchewan, Canada
- Full-time
A university degree in Engineering; mining specialization is preferred. Registered or eligible to be registered as a Professional Engineer in Saskatchewan with APEGS
Added 7 mins ago
OC
Mechanical Engineer - SABRE
Orano Canada
SK · Saskatchewan, Canada
- $118,350 to $139,200 CAD / year
- Full-time
A university degree in Engineering; mining specialization is preferred. Registered or eligible to be registered as a Professional Engineer in Saskatchewan with APEGS
Added 7 mins ago
J
Project Engineer
JobsMedia.io
Blainville, QC
- Full-time
Added 7 mins ago
EC
Automotive Engineer
Experis Canada
Windsor, ON
- Contract
🔍 WE'RE HIRING: Automotive Validation Engineer
Added 8 mins ago
S
Senior Civil Engineer- Water
Stantec
Burnaby, BC
- Full-time
The role of the Senior Civil Engineer is to work on complex and exciting projects both independently and as a team member. In this position you could work as a technical engineer, project…
Added 8 mins ago
S
Senior Electrical Engineer- Water
Stantec
Calgary, AB
- Full-time
We are currently seeking a passionate Senior Electrical Engineer to join our project delivery team: The same team that is tasked with delivering some of the most interesting and iconic…
Added 8 mins ago
WW
Electronic Hardware Developer II
Watts Water Technologies
Vernon, BC · Tekmar Control Systems
- Full-time
As a Junior Electronics Engineer/Technologist, you'll work alongside experienced engineers on everything from schematic design and PCB layout to prototype assembly, testing, product…
Added 8 mins ago
UO
Energy Conservation Engineer
University of British Columbia
Vancouver, BC · UBCV | Campus Energy Centre (CEC)
- $9,599.75 to $14,385.5 CAD / month
- Full-time
The role of the Energy Conservation Engineer is to create energy conservation measures for a profound reduction in energy consumption and equivalent greenhouse gas emissions from the UBC…
Added 8 mins ago
T
Engineer I
TD
Mississauga, ON · Toronto, ON
- Full-time
About This Role: We are looking for a Cybersecurity engineer with admin level knowledge and experience working on enterprise Security Information and Event management (SIEM) tools. Although…
Added 8 mins ago
C
Senior Software Engineer, Search
Clio
Calgary, AB · Vancouver, BC · Toronto, ON
- Full-time
Professional experience building search systems, typically as a Search, Relevance or IR engineer.
Added 23 mins ago
TS
Building Automation Systems (BAS) Engineer/Technician
TalentSphere Staffing Solutions
Toronto, ON
- Full-time
Added 23 mins ago
HT
Manufacturing Engineer (Contract)
Husky Technologies
Bolton, ON
- Full-time
We have an opening for a Mechanical / Manufacturing Engineer working with our Manufacturing Engineering Team as outlined below:
Added 23 mins ago
AP
Detection Engineer
Arobas Personnel
Montreal, QC
- Full-time
Arobas Personnel is looking for an experienced Detection Engineer for a contract opportunity with one of our clients in Montreal.
Added 23 mins ago
GO
Water Control Systems Planning Engineer
Government of Manitoba
Winnipeg, MB
- Full-time
Reporting to the Senior Water Control System Planning Engineer, the Water Control System Planning Engineer is responsible for providing engineering services related to water management…
Added 23 mins ago
SR
Platform Engineer
Swim Recruiting
Vancouver, BC
- $60 to $70 CAD / hour
- Contract
6-month contract Observability Engineer role with a global enterprise organization working within their rapidly growing engineering team.
Added 23 mins ago
EE
Senior Pipeline Engineer
Equinox Engineering Ltd.
Calgary, AB
- Full-time
Equinox is looking for a Pipeline Engineer who brings strong technical expertise, sound engineering judgment, and a passion for delivering high-quality pipeline solutions.
Added 23 mins ago
T
Engineer I
TD
Toronto, ON
- Full-time
About This Role: We are looking for a Cybersecurity engineer with admin level knowledge and experience working on enterprise Security Information and Event management (SIEM) tools. Although…
Added 23 mins ago
W
Co-op Student, Wireless Communication
WorkSafeBC
Richmond, BC
- Full-time
…and death in British Columbia. You will partner with a senior engineer to exercise fundamental skills project management, technical research and evaluation, and communication. If time and…
Added 23 mins ago
FR
Junior Building Operator - 5th Class
FirstService Residential Canada
Calgary, AB
- Part-time
Valid Alberta 5th Class Power Engineer Certificate
Added 23 mins ago
EE
Senior Piping Stress Engineer
Equinox Engineering Ltd.
Calgary, AB
- Full-time
We’re looking for a Senior Piping Stress Engineer who brings strong technical expertise in piping stress analysis and a passion for delivering safe, efficient, and reliable designs. In this…
Added 23 mins ago
AE
Civil Engineer
Associated Engineering
Vancouver, BC
- Full-time
Associated Engineering, a proudly Canadian, Employee-owned Company is seeking an experienced and dedicated Civil Engineer to join our team in our Vancouver office. You will work with our…
Added 23 mins ago
SG
Application Support
Societe Generale
Montreal, QC
- Full-time
You have at least one experience in a financial institution as Software Engineer
Added 23 mins ago
E
Ingénieur.e Instrumentation et contrôle - Instrumentation & Control Engineer (I&C Engineer)
Excelpro
Montreal, QC
- Full-time
As an Engineer, your primary responsibility will be to deliver various automation projects for our clients. More specifically, you will:
Added 23 mins ago
LC
Staff Data Engineer - Retail Media Platform
Loblaw Companies Limited
Toronto, ON
- Full-time
As a Staff Data Engineer on the Retail Media Platform team, you will lead the design and evolution of large-scale data platforms and backend systems supporting measurement, reporting,…
Added 23 mins ago
IT Engineer, Google Workspace
HelloFresh
Toronto, ON

ACV

Software Engineer IV, Viper Engineering

Toronto, ON, Canada

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Job details

Posting language: English
Posted: Nov 3, 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 SQL/NoSQL data stores, while owning complex initiatives from discovery through production support. Lead architecture and technical standards, improve reliability and operational maturity, and mentor engineers through design reviews, code reviews, and documentation.

Requirements

The role seeks at least 8 years of SaaS application development experience, particularly with Go and Node.js, plus strong expertise in AWS, Kafka, SQL, APIs, testing, CI/CD, Docker, and Kubernetes. A computer science or related bachelor's degree or equivalent practical experience is preferred, along with demonstrated system architecture, distributed-systems troubleshooting, technical leadership, and communication skills.

Skills

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

Benefits

Health Insurance
Dental Insurance
Vision Insurance
Life and Accidental Death and Dismemberment Insurance
Short-Term Disability Insurance
Long-Term Disability Insurance
Critical Illness Insurance
Supplemental Life and Accidental Death and Dismemberment Insurance
Parental Leave Top-Up Pay
Vacation
Employee Stock Purchase Program
Retirement Plan

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 Workflows
Third-Party API Integration
Authentication and Authorization
Distributed Tracing
Unit and Integration Testing
Schema Design
Query Optimization
System Architecture
Incident Response
Agile Development

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