Jobs in the United States

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Sr. Lab System Support Engineer
Cognizant
New Brunswick, NJ
- $95,000 to $115,000 USD / year
Cognizant is seeking a Sr. Lab System Support Engineer to support and govern laboratory systems and non-networked laboratory instruments within regulated Life Sciences environments.
Added just now
Software Engineer-III (Full Stack/API Integration)
TD Bank
Mount Laurel, NJ
The Software Engineer-III (Full Stack/API Integration) leads the creation of comprehensive end-to-end detailed solutions for projects and platforms with overall accountability for the…
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Software Engineer III ( Adobe Tech Lead)
TD Bank
Mount Laurel, NJ
The Software Engineer III ( Adobe Tech Lead) leads the creation of comprehensive end-to-end detailed solutions for projects and platforms with overall accountability for the technical…
Added just now
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Mechanical Engineer
Sayres Defense
Mobile, AL
- $90,000 to $130,000 USD / year
As a Mechanical Engineer, you will support the PMS 300/325 Ship Design Management team, providing SME expertise for technical and engineering efforts on the assigned Hull (e.g T-AGOS, T-AO,…
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Senior Site Reliability Engineer (SRE)
Tradeweb
Jersey City, NJ
- $170,000 to $210,000 USD / year
…developing innovative trading protocols, embedding analytics into execution, and building technology infrastructure that supports the convergence of traditional and digitally native…
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Management Consultant - Data Engineer
IBM
SOMERVILLE, NJ · JERSEY CITY, NJ
…helping them shape their hybrid cloud and AI journeys. With support from our strategic partners, robust IBM technology, and Red Hat, you'll have the tools to drive meaningful change and…
Added just now
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Senior Software Engineer/Developer - 2137714
FMR LLC
Jersey City, NJ
- $142,550 to $154,000 USD / year
…equivalent) and three (3) years of experience as a Senior Software Engineer/Developer (or closely related occupation) designing and developing Java-based scalable and high-performance…
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Senior Application Engineer
Inframark
Norcross, GA
Install all developed application and vendor software, verifying proper execution.
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Senior QA Automation Engineer - Playwright & Selenium
Cognizant
Trenton, NJ
- $50,000 to $92,500 USD / year
As a Senior QA Automation Engineer - Playwright & Selenium , you will play a key role in validating enterprise applications by developing and executing comprehensive test strategies across…
Added 1 min ago
Lead Deployment Engineer
Celonis
NC
…solution go-live, solution adoption, initial value realization support and the long-term success of our…
Added 1 min ago
Engineer I – ESTE Systems Engineer
BAE Systems
Boulder, CO
…committed to innovation, integrity, continual learning and strong…
Added 2 mins ago
Mechanical / Project & Facilities Engineer Intern
Quad
Sussex, WI
Quad is seeking a Mechanical / Project & Facilities Engineer Intern to support both product development and facility engineering functions at our Sussex, WI location. This internship…
Added 2 mins ago
Quality and Materials Engineer
Skyelia
Romulus, MI
Support the Quality & Engineering Manager in the daily execution of Engineering, Quality Laboratory, and Manufacturing Engineering activities.
Added 2 mins ago
SD-WAN Network Engineer
Infosys
United States
⦁ Support the integration of new software features, facilitating smooth transitions within the existing system infrastructure
Added 3 mins ago
Senior Instrumentation Engineer
Voyager Technologies, Inc.
Pueblo, CO
The Senior Instrumentation Engineer will be located onsite in Pueblo, CO and reports to the Operations Engineering Lead. This role is the hands-on technical authority for instrumentation…
Added 4 mins ago
Lead Controls Engineer - Major Projects Group
Blattner Company
Remote, United States
Serving as a recognized technical leader within the Major Projects Group, the Lead Controls Engineer drives design quality, consistency, and innovation across concurrent projects spanning…
Added 6 mins ago
Project Engineer
Actalent
Poway, CA
Position SummaryThe Project Engineer supports the planning and execution of engineering projects from concept through completion. This role works closely with senior engineers, project…
Added 6 mins ago
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Project Controls Manager - Transit
Colliers Engineering & Design
Los Angeles, CA
- $170,000 to $210,000 USD / year
With a staff of diversified, licensed professionals, our philosophy stems from the idea that successful project execution starts with people.
Added 6 mins ago
Senior Electrical / FPGA Engineer
Coherent Corp. US
Santa Clara, CA
Support integration of FPGA and embedded control systems with laser hardware and higher-level system controls.
Added 8 mins ago
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Senior Diagnostics Mechanical Engineer
Commonwealth Fusion Systems
Devens, MA
- $134,000 to $205,000 USD / year
Join the power movement as a Senior Diagnostics Mechanical Engineer
Added 8 mins ago
Framework Operations Engineer
SciTec
Boulder, CO
Maintain development, integration, and test environments to support program execution and test events.
Added 8 mins ago
Structural Field Engineer
Bechtel Corporation
New Albany, OH
The Structural Field Engineer reports to the Lead CSA Field Engineer and provides technical assistance, direction, and support to field supervision for the construction and installation of…
Added 8 mins ago
Structural Field Engineer
Bechtel Corporation
New Albany, OH
The Structural Field Engineer reports to the Area Field Engineer and provides technical assistance, direction, and support to field supervision for the construction and installation of…
Added 9 mins ago
Field Engineer
KYOCERA Document Solutions America, Inc.
UNAVAILABLE, NH · MA
As a Field Engineer, you will play a key role in delivering exceptional onsite technical support and managed services that help customers maximize the value and reliability of their IT…
Added 10 mins ago
AI and Data Science Solution Engineer
MIT Lincoln Laboratory
Lexington, MA
…systems, and soft targets / crowded places. It also includes support for law enforcement, special operations, and intelligence analysts who track and disrupt transnational criminal and…

ACV Auctions

Software Engineer IV, Viper Engineering

Buffalo, NY, United States

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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:

Multiple medical plans including a high deductible, low cost health plan
Company-sponsored (paid) Short-Term Disability, Long-Term Disability, and Life Insurance
Comprehensive optional benefits such as Dental, Vision, Supplemental Life/AD&D, Legal/ID Protection, and Accident and Critical Illness Insurance
Generous paid time off options, including uncapped vacation days, the greater of 3 paid sick days or in accordance with the applicable state or local paid sick leave law, 6 paid company holidays, 2 floating holidays, parental leave, bereavement leave, jury duty leave, voting leave, and other forms of paid leave as required by applicable law or regulation
Employee Stock Purchase Program with additional opportunities to earn stock in the Company
Retirement planning through the Company’s 401(k)

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, skill set, location, business needs, market demands, and other factors as permitted by law.

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