Collectors
Senior Software Engineer, Full-Stack (Power Packs)
US Remote - California · Senior
Sponsorship not specified$141k-$229kDetected 28 days ago
JavaScriptTypeScriptPythonJavaReactNext.jsSvelteSpringBackend DevelopmentFull-Stack DevelopmentNoSQLPostgreSQLDynamoDBAWSDockerKubernetesKafkaDesign SystemsAgilepytestCommunicationCollaboration
About the role
- Collectors is the leading creator of innovative technology that provides value-added services for collectors worldwide.
- We're always on the lookout for talented people to join our growing team.
- Our services span collectible trading cards, autographs, comic books, coins, video games, event tickets, and memorabilia.
Responsibilities
- Build backend services, APIs, and data models that support customer-facing product experiences and internal operational workflows
- Contribute to frontend application development using Javascript, Typescript, React, and NextJS to deliver seamless end-to-end experiences
- Collaborate with Product, Engineering, and partner teams to translate business requirements into clean technical designs across both backend and frontend systems
- Help raise the bar on system design, code quality, observability, and engineering best practices across the team
- Leverage AI tooling, with a preference for Claude, to accelerate software design, architecture, and implementation while maintaining strong engineering judgment and code quality
- 5+ years of software engineering experience building production applications, with substantial experience in backend systems and meaningful experience delivering frontend product work
- Experience designing and building APIs and service integrations that support scalable product development
- Possess strong technical, analytical, troubleshooting, and communication skills with the ability to visualize and document processes
- Comfortable using AI tooling, preferably Claude, to support solution design, system architecture, and software implementation in day-to-day engineering work
- Experience building applications in the cloud with AWS and familiarity with serverless infrastructure such as AWS Lambda
Requirements
- 3+ years experience / strong proficiency in Java and the Spring Boot framework
- 3+ years experience with modern frontend development using Javascript, Typescript, React, and NextJS
- Experience with containerization and orchestration infrastructure (e.g. Docker, Kubernetes, ECS)
- Experience collaborating with Engineering and Product teams to turn complex business requirements into clean, extensible systems and user experiences
Nice to have
- Experience supporting white-label or multi-tenant product architectures
- Experience with distributed messaging systems such as Apache Kafka
- Experience with Python as well as test frameworks such as pytest or unittest
- Experience with Svelte and SvelteKit
- Experience with streaming services such as Twitch
- Experience working across both customer-facing applications and internal tools
- This type of fraud can be carried out through false websites, through fake e-mails claiming to be from the company or through social media.
- We never ask for personal information such as your bank account, Social Security numbers or National IDs, nor do we send or request payments for the purchase of business-related equipment.
Compensation
- The salary range for this position is $140,971-$228,870 Actual compensation on this range varies based on a variety of non-discriminatory factors, including location, job level, experience, and skill set.
- This role may be eligible for bonuses, commissions, or other forms of compensation, please ask your recruiter for details.
Visa & Work Authorization
- r, ethnicity, ancestry, religion, national origin, gender, sex, gender identity or expression, sexual orientation, age, citizenship, marital or parental status, disability, veteran status, or other class protected by app
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This listing is sourced directly from Collectors's careers page and normalized into a canonical job model.