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Added 14 mins ago
Director of Firmware Engineering
Celero Communications, Inc.
Ottawa, ON
Celero is seeking an experienced, hands-on, and strategic Director of Firmware Engineering to lead the architecture, development, and validation of embedded firmware for our next-generation…
Added 14 mins ago
AW
Senior Quality Assurance Automation Engineer
Agilus Work Solutions
Toronto, ON
- $55 to $60 CAD / hour
- Contract
🚨 We're Hiring: Senior QA Automation Analyst / QE Lead
Added 14 mins ago
D
Lead AI.Net Developer
Digitive
Canada
- Contract
We are looking for a highly hands-on, execution-focused Lead AI Developer to serve as the ground-level technical partner to our Lead AI Engineer. While the Lead AI Engineer establishes the…
Added 45 mins ago
IT Support Engineer III
SHEIN
Canada
…IT platforms, applications, and services. Our mission is to lead the strategy, architecture, roadmap, and execution of Overseas IT, ensuring alignment with business priorities and global…
Added 45 mins ago
C
Senior Web Developer
Connexall
Toronto, ON
- Full-time
…performing while supporting brand awareness, customer engagement, lead generation, and business growth…
Added 1 hour ago
TT
Systems Design Engineer III
Teledyne Technologies Incorporated
Waterloo, ON · Canada - Waterloo, ON
- Full-time
…reliability. These markets include aerospace and defense, factory automation, air and water quality environmental monitoring, electronics design and development, oceanographic research,…
Added 1 hour ago
Senior IT Systems Administrator
PressReader
Richmond, BC
Apply, test, and verify critical firmware, operating system, and security patches.
Added 1 hour ago
II
Test Lead
ITC Infotech
Vancouver, BC
- $100,000 to $115,000 CAD / year
- Full-time
We are seeking a Test Lead /Sr. SDET at Onsite with strong Test leadership skills and hands-on experience to Data/ETL Testing, Automation Testing and Test leadership activities. The role…
Added 1 hour ago
G
[Disney Dreamlight Valley PC/Console] Analyste de données sénior - Senior Data Analyst
Gameloft
Montreal, QC
- Full-time
Relevant du Live Ops Studio Lead, vous serez la référence analytique de l'équipe. Vous contribuerez directement aux décisions stratégiques du jeu grâce à des analyses approfondies, tout en…
Added 1 hour ago
V
Staff Software Developer / Développeur(se) logiciel principal(e)
Vention
Montreal, QC
- Full-time
Extend the simulation platform to support physical AI, so that teams can train, test and validate robot AI models before they run on real hardware
Added 1 hour ago
P
Senior IT Systems Administrator
PressReader
Richmond, BC
- Full-time
Apply, test, and verify critical firmware, operating system, and security patches.
Added 1 hour ago
MT
Controls Engineer
Modern Technical Staffing Inc.
Toronto, ON
- Full-time
Overview Lead the design, standardization, and migration of control system hardware/software as we unify multiple controller platforms into a single Soft PLC architecture. This role focuses…
Added 2 hours ago
GM
[Disney Dreamlight Valley PC/Console] Analyste de données sénior - Senior Data Analyst
Gameloft Montreal
Montreal, QC
- Full-time
Relevant du Live Ops Studio Lead, vous serez la référence analytique de l'équipe. Vous contribuerez directement aux décisions stratégiques du jeu grâce à des analyses approfondies, tout en…
Added 2 hours ago
Director, Life Underwriting
The Canada Life Assurance Company
Canada
Lead, coach and develop a high-performing team of underwriting specialists, setting clear expectations for quality, service, collaboration, learning and accountability
Added 2 hours ago
M
RQ11674 - Systems Testing/QA Specialist - Senior
Maarut
Toronto, ON
- Contract
JavaScript, Bash) for automation or test data setup.
Added 2 hours ago
NI
Business Analyst ----with RPA & Power Platform
Nityo Infotech
Toronto, ON
- Contract
We are looking for an experienced BSA with strong expertise in Robotic Process Automation (RPA), Blue Prism, UiPath, Microsoft Power Platform, and Power Apps. The ideal candidate will work…
Added 2 hours ago
M
Int Eng - Int MTS - Software Development
MDA
Brampton, ON
- $75,148 to $112,722 CAD / year
- Full-time
…experience as part of a team to design, implement, maintain, and test safety critical, real-time flight software solutions that are modular, extendable, testable, and efficient. You will…
Added 2 hours ago
G
[Disney Dreamlight Valley PC/Console] Analyste de données sénior - Senior Data Analyst
Gameloft
Montreal, QC
- Full-time
Relevant du Live Ops Studio Lead, vous serez la référence analytique de l'équipe. Vous contribuerez directement aux décisions stratégiques du jeu grâce à des analyses approfondies, tout en…
Added 2 hours ago
TI
BSA with RPA & Power Platform
Themesoft Inc.
Toronto, ON
- Contract
We are looking for an experienced BSA with strong expertise in Robotic Process Automation (RPA), Blue Prism, UiPath, Microsoft Power Platform, and Power Apps. The ideal candidate will work…
Added 2 hours ago
TI
BSA with RPA & Power Platform
Themesoft Inc.
Toronto, ON
- Contract
We are looking for an experienced BSA with strong expertise in Robotic Process Automation (RPA), Blue Prism, UiPath, Microsoft Power Platform, and Power Apps. The ideal candidate will work…
Added 3 hours ago
Senior Manager, Lifecycle Marketing
Toast
Canada
The ideal candidate is a hands-on lifecycle marketer with strong marketing automation skills and a track record of launching personalized, behavior-based journeys that move business…
Added 3 hours ago
I
Senior QA Analyst
Indidual
Toronto, ON
- Contract
· The Quality Assurance Specialist is responsible for the development of test plans, test scripts and test cases and executing these against the various components. The tester will work…
Added 3 hours ago
GM
[Disney Dreamlight Valley PC/Console] Analyste de données sénior - Senior Data Analyst
Gameloft Montreal
Montreal, QC
- Full-time
Relevant du Live Ops Studio Lead, vous serez la référence analytique de l'équipe. Vous contribuerez directement aux décisions stratégiques du jeu grâce à des analyses approfondies, tout en…
Added 3 hours ago
VC
Demand & Content Marketing Lead | Responsable Marketing de la Demande et Contenu
Valsoft Corporation
Montreal, QC · Saint-Laurent, Quebec
- Full-time
We're looking for a Demand & Content Marketing Lead to build Sadie Concierge's marketing from the ground up. You'll be the hotel division's first marketing hire, reporting to the VP of…
Added 3 hours 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

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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