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Added 26 mins ago
FM
Quality Engineer
Fresenius Medical Care
Richmond Hill, ON
- Full-time
Reporting to the Head of Quality, the Quality Engineer is responsible for day-to-day execution of the CAPA, nonconformance (NC) and change control processes at the Richmond Hill site. The…
Added 26 mins ago
Wireless Communications Engineer | LoRa, LTE & Satellite
Ranchflow
Halifax, NS
Develop communication protocols for device status, location data, alerts, and virtual boundary updates.
Added 27 mins ago
AA
Software Engineer IV, Viper Engineering
ACV Auctions
Toronto, ON
- Full-time
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…
Added 27 mins ago
SG
Transformer Design Engineer
Socomec Group
Brampton, ON
- Full-time
This multifunctional role combines magnetics product development with hands-on manufacturing engineering. The engineer will take ownership of designs from initial simulation and…
Added 42 mins ago
RE
Data Operations Engineer AI - Co-op Student (Winter 2027)
Rodan Energy Solutions Inc.
Mississauga, ON
- Internship
Product Market Fit: With a 98% client retention rate and consistent YOY growth, Rodan has built a reputation for delivering trusted, long-term partnerships with industry leaders.
Added 42 mins ago
AS
Quality Engineer
AgileGrid Solutions
Canada
- Full-time
As a Quality Engineer, you will help maintain product quality and customer satisfaction by investigating product failures and identifying effective solutions. You will plan and conduct…
Added 42 mins ago
IS
Generative AI Engineer
Iris Software Inc.
Toronto, ON
- Contract
Own relationships with key internal stakeholders / drive product roadmap - Ensure seamless collaboration across cross-functional teams including data scientists, data engineers, software…
Added 42 mins ago
AS
Technical Manager – EAF Steelmaking
Algoma Steel Inc.
Sault Ste. Marie, ON
- Full-time
…optimization, technology improvement, quality performance and new product development, while building the technical capability of the operations and maintenance…
Added 42 mins ago
AS
Senior Data Developer
AgileGrid Solutions
Canada
- Full-time
We are seeking a Senior Data Developer (Engineer) to help build the data foundation for Contact Distributor, Intact’s new platform for broker and distributor master data. This platform will…
Added 42 mins ago
E
Production Engineer
Evertz
Burlington, ON
- Full-time
Train Manufacturing and Test staff for new product releases
Added 56 mins ago
Software Engineer IV, Viper Engineering
ACV
Toronto, ON
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…
Added 57 mins ago
OM
Senior Quality Technician
Ottawa Mould Craft Ltd.
Ottawa, ON
- Full-time
Reporting to the Quality Engineer the Quality Technician, ensures the highest standards of product quality and accuracy by conducting comprehensive inspections, measurements, and…
Added 57 mins ago
V
Full Stack Engineer
VySystems
Toronto, ON
- Full-time
Develop enterprise-grade self-service portals for data product discovery, onboarding, access, deployment, monitoring, and certification.
Added 1 hour ago
T
Analytics Engineer
Tantalus
Burnaby, BC
- Full-time
Partner with Product, Engineering, Analytics, and NOC teams to identify data requirements and deliver practical, scalable reporting solutions.
Added 1 hour ago
A
Principal MCP/AI Developer
Autodesk
Toronto, ON · ON · AMER - Canada - Ontario - Toronto - University Ave
- Full-time
Autodesk's Visualization Solutions power high-performance 2D and 3D visualization experiences across our product portfolio. Our new team in Canada is bringing agentic AI to that experience…
Added 1 hour ago
P
Staff Product Engineer
Parallelz
Remote, Canada
- Full-time
- Remote
As Staff Product Engineer, you will translate our core technology into the web-based products where players discover and engage with games, and where partners extend them to their…
Added 1 hour ago
P
Staff Product Engineer
Parallelz
Toronto, ON
- Full-time
As Staff Product Engineer, you will translate our core technology into the web-based products where players discover and engage with games, and where partners extend them to their…
Added 1 hour ago
R
Software Engineer in Algorithms & Optimization
RideCo
Waterloo, ON
- Full-time
Added 1 hour ago
V
Full Stack Engineer
VySystems
Toronto, ON
- Full-time
Develop enterprise-grade self-service portals for data product discovery, onboarding, access, deployment, monitoring, and certification.
Added 1 hour ago
LA
Senior Electrical Systems Modeling & Controls Engineer
Litens Automotive Group
Concord, ON
- Full-time
We are seeking a hands-on engineer to develop and integrate electrical and electromechanical plant models for electrified products. The role focuses on electric motors, inverters and power…
Added 1 hour ago
ME
Test Engineer
Morson Edge (Canada)
Dartmouth, NS
- $65,000 to $90,000 CAD / year
- Full-time
Morson's client, a leading naval defence technology company in Dartmouth, NS, is hiring a Test Engineer. Their sonar, radar, and underwater systems are used by allied navies around the…
Added 1 hour ago
B
Senior Full Stack Engineer
BorderPass
Toronto, ON
- Full-time
We’re hiring a Senior Full-Stack Engineer to own end-to-end delivery of features (from React UI to Node.js services and Postgres) running on AWS. You’ll shape architecture, ship high-impact…
Added 2 hours ago
ST
Mechanical Engineer – Modular Equipment
Saltworks Technologies
Richmond, BC
- Full-time
Join our team as a Mechanical Engineer – Modular Equipment and design the factory-built process modules and tanks at the core of our product lines. Reporting to the Product Team Lead,…
Added 2 hours ago
T
Components Engineer
Tantalus
Burnaby, BC
- Full-time
The Components Engineer will play a key role in strengthening the reliability and scalability of Tantalus' hardware products by providing technical oversight of electronic component…
Added 2 hours ago
M
Senior Full Stack Java Engineer
Miratech
ON · Ontario, CANADA
- Full-time
We are looking for a Senior Full Stack Engineer to design, develop, and support scalable cloud-native applications that power Workforce Management (WFM), Customer Experience (CX), and…

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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