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Senior Card Grading Jobs in California (NOW HIRING)

Arena Club

Senior React Native Engineer

San Francisco, CA · On-site

$157K - $196K/yr

They are seeking a highly skilled Senior Mobile Engineer with strong experience in React Native to ... Arena Club reimagines sports card collecting with trusted trading, grading, and a fun digital-meets ...

Arena Club

Senior React Native Engineer

Los Angeles, CA · On-site

$143K - $179K/yr

They are seeking a highly skilled Senior Mobile Engineer with strong experience in React Native to ... Arena Club reimagines sports card collecting with trusted trading, grading, and a fun digital-meets ...

Alt

Senior Software Engineer, Vault

San Francisco, CA · Remote

$140K - $180K/yr

We're looking for a Senior Fullstack Engineer to help build Alt Vault into a standalone, $100M ... Design and build ingestion, grading, and pricing workflows for non-card asset classes (watches, art ...

HCRC

Project Controls & Operations Engineer

Los Angeles, CA · On-site

$74K - $101K/yr

PROJECT CONTROLS & OPERATIONS ENGINEER FULL TIME Opportunity A high-volume asphalt, grading ... Strong compensation package including company truck, gas card, and long-term growth potential Key ...

Arena Club

Senior React Native Engineer

San Francisco, CA · Remote

$144K - $190K/yr

Arena Club is pioneering the collectibles domain by introducing the first-ever digital card show ... This innovative platform is built on trust, transparency, and fun, featuring grading ...

Arena Club

Senior React Native Engineer

Los Angeles, CA · Remote

$132K - $174K/yr

Arena Club is pioneering the collectibles domain by introducing the first-ever digital card show ... This innovative platform is built on trust, transparency, and fun, featuring grading ...

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All JobsCard Grading JobsSenior Card Grading JobsSenior Card Grading Jobs in California

Senior Card Grading information

What is a senior card grader?

Senior Card Graders are experienced professionals who assess the condition and authenticity of collectible cards, such as sports, gaming, or trading cards. They use established grading criteria to assign a grade that reflects the card's quality, which can significantly impact its market value. Senior graders often oversee the work of junior graders, make final grading decisions, and ensure consistency and accuracy in the grading process. Their expertise is crucial for maintaining industry standards and trust among collectors and dealers.

What is the difference between Senior Card Grading vs Card Grader?

AspectSenior Card GradingCard Grader
CertificationsProfessional grading certifications, industry-specific trainingBasic grading certifications, entry-level training
Work EnvironmentSpecialized grading labs, corporate settingsGrading stations, retail or auction environments
ResponsibilitiesOverseeing grading processes, quality control, mentoringPerforming card assessments, grading, and documentation

Senior Card Grading professionals typically hold advanced certifications, oversee grading teams, and work in specialized labs. Card Graders focus on evaluating individual cards, often in retail or auction settings. The senior role involves leadership and quality assurance, while the Card Grader role emphasizes hands-on grading tasks.

What are the key skills and qualifications needed to thrive as a senior card grader, and why are they important?

To thrive as a Senior Card Grader, you need in-depth knowledge of collectible cards, attention to detail, and prior experience in authentication and grading processes. Familiarity with magnification tools, grading software, and industry-standard databases is typically required, along with relevant certifications from recognized grading organizations. Excellent analytical skills, integrity, and effective communication are crucial soft skills for making consistent and trusted evaluations. These capabilities ensure accurate grading, uphold industry reputation, and foster client trust in a highly competitive collectibles market.

What are some common challenges faced by senior card graders, and how can they be addressed on the job?

Senior Card Graders often encounter challenges such as identifying subtle alterations or counterfeits, maintaining consistency in grading standards, and managing a high volume of submissions under tight deadlines. Staying up-to-date with the latest authentication techniques and regularly calibrating with team members can help address these issues. Additionally, collaborating with other graders and quality assurance teams ensures accuracy and reliability, fostering a supportive environment where knowledge is continuously shared and refined.

What are the most commonly searched types of Card Grading jobs in California?

The most popular types of Card Grading jobs in California are:

What cities in California are hiring for Senior Card Grading jobs?

Cities in California with the most Senior Card Grading job openings:

Senior Card Grading jobs near you

Senior React Native Engineer

Arena Club

San Francisco, CA • On-site

$157K - $196K/yr

Full-time

Re-posted 12 days ago

Job description

Job Summary:
Arena Club is pioneering the collectibles domain by introducing the first-ever digital card show. They are seeking a highly skilled Senior Mobile Engineer with strong experience in React Native to help scale and evolve their mobile app, delivering new features and ensuring world-class user experiences for collectors.
Responsibilities:
• Contribute to the ongoing development of Arena Club’s mobile app using React Native, delivering new features and enhancements that delight our users
• Collaborate with product managers and designers to create intuitive, engaging customer experiences
• Partner with backend and web engineers to ensure seamless functionality across platforms
• Design and implement robust app architectures and complex user interfaces
• Ensure the performance, quality, and responsiveness of the application
• Raise the engineering bar, set development standards, and identify and correct bottlenecks
• Help maintain code quality, organization, and automation
Qualifications:
Required:
• Bachelor’s degree in Computer Science, Engineering, or a related field
• 7+ years of experience in mobile application development
• Proficient in React Native with a strong understanding of the iOS and Android ecosystems
• Familiarity with modern mobile frameworks and tools (Rx, IoC/DI, analytics, A/B testing, Bazel)
• Experience leading mobile app development projects and deploying apps from scratch
• Experience with automated testing frameworks and continuous integration
• Solid understanding of mobile app architecture and life cycle
• Familiarity with cloud messaging APIs, push notifications, and building e-commerce marketplaces
• Hands-on experience using AI tools (Claude or Cursor preferred; other agentic tools welcome) to ship code, build agents, and automate workflows
• Ability to work effectively in a remote team environment and collaborate with engineers across various time zones
• Strong problem-solving skills and a can-do attitude
Company:
Arena Club reimagines sports card collecting with trusted trading, grading, and a fun digital-meets-physical experience. Founded in 2021, the company is headquartered in Los Angeles, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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