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Added 13 mins ago
SG
Metallurgist
Skeena Gold + Silver
BC · Kitimat-Stikine A, BC
- Full-time
…Responsibilities will include providing metallurgical input into process control strategies, operating procedures, SWIs, sampling programs, and other operational readiness and commissioning…
Added 13 mins ago
L
Warehouse Generalist (Night Shift)
Lineage
Montreal, QC
- Full-time
Document and report damages and discrepancies to supervisors or leads
Added 28 mins ago
Property Manager
Colliers International
Mississauga, ON
Supervise and control all Operations and Capital Expenses, recoveries, YE adjustments, Tenant reconciliations, A/R, etc.
Added 28 mins ago
W
Operations Project Manager
WithBureau
Vancouver, BC
- Full-time
Added 43 mins ago
Senior Analyst, Commercial QA (12 month contract)
EQ Bank | Canada's Challenger Bank
Toronto, ON
Detection of mortgage fraud and aid in fraud prevention measures, as outlined in the SFR Mortgage Fraud Control Procedures.
Added 43 mins ago
BE
Director, Project Management
Blackstone Energy
Toronto, ON
- Full-time
Ensure effective project document control, including contracts, drawings, submittals, RFIs, changes, schedules, commissioning documentation and other project records, in accordance with…
Added 43 mins ago
B
Senior Manager, Physical Security
BGIS
Markham, ON
- Full-time
Knowledge of supporting security disciplines, document control, visitor access, personnel security processing, and security processes and procedures.
Added 43 mins ago
Surveillance Security Guard
GardaWorld
Vaughan, ON
Document observed events and incidents, writing detailed reports
Added 58 mins ago
PS
Internal Audit Manager
Professional Staffing
Toronto, ON · Greater Toronto Area, Canada
- $110,000 to $120,000 CAD / year
- Full-time
…business process owners to identify and assess key business risks, document processes and controls, evaluate control effectiveness, and drive remediation initiatives. This role will play a…
Added 58 mins ago
ME
Project Engineer
Morson Edge
Saskatoon, SK
- $70 to $95 CAD / hour
- Contract
Familiarity with project controls, change management, document control, turnover, and operational readiness processes.
Added 58 mins ago
I
Senior QA Analyst
Indidual
Toronto, ON
- Contract
· Identifies, document, and track software defects using tools like ALM, JIRA, Bugzilla, and Azure DevOps.
Added 58 mins ago
EB
Senior Analyst, Commercial QA (12 month contract)
EQ Bank
Toronto, ON
- Contract
Detection of mortgage fraud and aid in fraud prevention measures, as outlined in the SFR Mortgage Fraud Control Procedures.
Added 58 mins ago
BE
Director, Project Management
Blackstone Energy Services Inc.
Toronto, ON
- Full-time
Ensure effective project document control, including contracts, drawings, submittals, RFIs, changes, schedules, commissioning documentation and other project records, in accordance with…
Added 58 mins ago
TS
Executive Coordinator
The Sutherland Group of Companies
Remote, Canada
- $60,000 to $70,000 CAD / year
- Full-time
- Remote
…project startup activities, bid and proposal administration, document control, contract and compliance documentation, business development initiatives, and leadership programs. Acting as a…
Added 58 mins ago
Executive Assistant
Pomerleau
Montreal, QC
Support full-cycle preconstruction activities including bid coordination, submission preparation, document control, and scope review.
Added 58 mins ago
O
Company Security Officer
Optiv
Ottawa, ON · Toronto, ON
- $103,000 to $137,000 CAD / year
- Full-time
Lead the implementation and administration of Optiv's Security Program, including document safeguarding, physical security, secure workspaces, visitor management, information security, and…
Added 58 mins ago
N
Senior DevOps Engineer
Nelnet
Mississauga, ON · CAN - MISSISSAUGA
- Full-time
Document processes and mentor team members on tooling best practices.
Added 1 hour ago
Contracts Administrator
L3Harris Technologies
Montreal, QC
Manage the contractual review of solicitations, proposal development, contract change control process and overall contract administration.
Added 1 hour ago
Technicien(ne) de laboratoire / Lab Technician
Univar Solutions
Salaberry-de-Valleyfield, QC · Valleyfield, Queb
Perform quality control testing on a variety of chemical products according to established methods and specifications
Added 1 hour ago
T
Security Agent
Techo-Bloc
Longueuil, QC · Saint-Hubert, Quebec
- Part-time
Control access to the premises, including greeting visitors, suppliers, and other individuals;
Added 1 hour ago
B
Data Platform Engineer
BRP
Montreal, QC
- Full-time
Reduce operational overhead of the platform via automated workflows, CI/CD, and sound source control practices.
Added 1 hour ago
B
Senior Financial Analyst, Marketing
BRP
Montreal, QC
- Full-time
Perform and document SOX internal controls as needed, ensuring the reliability of financial information and compliance with IFRS and company policies.
Added 1 hour ago
T
Security Agent
Techo-Bloc
Longueuil, QC · Saint-Hubert, QC
- Part-time
Control access to the premises, including greeting visitors, suppliers, and other individuals;
Added 1 hour ago
T
Security Agent
Techo-Bloc
Chambly, QC
- Part-time
Control access to the premises, including greeting visitors, suppliers, and other individuals;
Added 1 hour ago
B
Security Concierge (4on/4 off, 6AM-4:30PM schedule)
Boardwalk
AB · Edmonton, AB
- Full-time
Ability to remain calm and in control of a situation while still maintaining patience, empathy and understanding

ACV Auctions

Software Engineer IV, Viper Engineering

Toronto, ON, Canada

Full-time

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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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