Sr. Full Stack Engineer (.NET/C#) jobs in United States
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Centerfield · 6 hours ago

Sr. Full Stack Engineer (.NET/C#)

Centerfield is a company that delivers outcome-based digital marketing solutions and personalized omnichannel experiences for leading brands. As a Sr. Full-Stack Engineer, you will design and deliver high-impact applications, guide technical direction, and mentor a talented team of engineers.

AdvertisingMarketing AutomationSEMSoftware
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H1B Sponsor Likelynote
Hiring Manager
Aaron Allen
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Responsibilities

Drive technical initiatives and staying hands-on in development
Partner with cross-functional teams to translate business needs into technical solutions
Mentor and support junior developers through coaching and collaboration
Define and drive system architecture and design for scalable, high-performance applications
Document development phases and monitor systems for quality and goals alignment
Refine team processes and best practices
Evaluate and recommend new technologies and tools to improve our platforms

Qualification

C#.NETCloud platforms AWSCloud platforms GCPRelational databasesMicroservicesSoftware engineering principlesCI/CD toolsTechnical communicationMentoringProblem-solving

Required

Expertise in cloud platforms (AWS, GCP), REST & RPC APIs and database design
Strong proficiency in C# & .NET (or equivalent, such as Java)
Strong experience with relational databases such as PostgreSQL or MySQL
Experience with Service Oriented Architectures and/or Microservices
Clear understanding of software engineering design principles and working knowledge of commonly used design pattern
Messaging & queues / event streams (e.g., RabbitMQ, Kafka, AWS SQS/SNS)
Strong interpersonal presence with the ability to build trust and foster collaboration across teams
Demonstrate working through ambiguity
Clear technical communicator - able to whiteboard ideas on the fly, translate concepts into digital diagrams, and produce roadmaps that guide execution
Familiarity with CI/CD tools and practices
Experience with Redis

Preferred

Experience with React, Node.js, or JavaScript
Hands-on experience with JavaScript frameworks such as React, etc
Experience with building applications using machine learning and artificial intelligence
Awareness of MCP vs A2A frameworks
Exposure to prompt engineering basics
Understanding of tools such as Cursor, Claude, Perplexity, and ChatGPT

Benefits

Unlimited PTO – take a break when you need it!
Industry-leading medical, dental, and vision plans + generous parental leave
401(k) company match plan – fully vested on day 1
Outside patio overlooking Playa Vista + cabanas, firepits & working grills
Monthly happy hours, catered lunches + daily food trucks
Fully stocked kitchens with snacks & drinks
Breakroom supplied with games, couches, workout equipment + weekly in-office exercise classes hosted by professional instructors (yoga, kickboxing & circuit training)
Free onsite gym + locker rooms
Paid charity and volunteer days (local mentor programs, adopt a pet, beach cleanup, etc.)
Monthly team outings (ball games, casino night, hikes, etc.)
Career growth – we enjoy promoting from within!

Company

Centerfield

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Centerfield is a Advertising Technology & Search Engine Marketing platform.

H1B Sponsorship

Centerfield has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (6)
2024 (10)
2023 (6)
2022 (9)
2021 (7)
2020 (3)

Funding

Current Stage
Late Stage
Total Funding
$292M
Key Investors
Prospect Capital CorporationH.I.G. Growth PartnersH.I.G. Capital
2020-01-21Acquired
2017-02-08Debt Financing· $136M
2017-01-31Private Equity· $156M

Leadership Team

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Zach Robbins
SVP, Strategy & Operations
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Chad Lovell
President, Insurance
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Company data provided by crunchbase