Software Engineer, SDK

Lumin Digital

Software Engineer (SDK) at Lumin Digital responsible for external SDK support and product development. Collaborating with teams to enhance digital banking solutions for clients in the fintech ecosystem.

Posted 6/2/2026full-timeRemote • 🇺🇸 United StatesMid-LevelSenior💰 $155,000 - $180,000 per yearWebsite

Tech Stack

Tools & technologies

AWSCloudDocker

About the role

Key responsibilities & impact

Onboard new SDK Users by leading virtual or traveling onsite for SDK training sessions.
Provide external SDK Support services, including problem determination for development environments, and conduct code reviews that adhere to general code quality, stability, and supportability guidelines.
Obtain a thorough understanding of the Lumin Digital tech stack platform to accurately estimate development projects of varying complexities, from small to large.
Collaborate with other developers and product owners to formulate fair, legally binding statements of work, resulting in proposals that are free from scope creep risks.
Able to adapt and perform product development to various subject matter areas of the product suite, from the backend to the frontend, for the hundreds of integrations and features within the product.
Provide solution consulting services to clients, helping to solve gaps and other pain points with user workflows or back office operations.
Write well-designed, testable, efficient, and maintainable code.
Collaborate with various organizations from product management, implementations, customer support, and sales.
Support production operations, ensuring smooth performance and timely resolution of incidents.
Contribute to a high-performing development team, fostering collaboration and continuous improvement.
Wear multiple hats to steer the team for success by constantly improving team efficiencies with the Atlassian product suite and naturally spearheading change for a fast-growing organization.
Perform other duties as assigned.

Requirements

What you’ll need

Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent work experience.
5 years of experience in engineering, architecture, with some of those years being client-facing
Experience working with SaaS platforms with an SDK and deep API integration projects.
Experience with microservice architecture.
Familiarity with containerization tools like Docker.
Experience with AWS or other cloud platforms.

Benefits

Comp & perks

medical, dental, and vision insurance
a 401(k) with company match
flexible PTO plus 12 paid holidays
paid sick leave
paid parental and family leave
a lifestyle spending account
tuition reimbursement
a cell phone stipend

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

SDKAPI integrationmicroservice architecturecontainerizationDockerAWScode reviewssoftware developmentproblem determinationtestable code

Soft Skills

collaborationcommunicationadaptabilityleadershipteamworkcontinuous improvementclient-facingsolution consultingorganizational skillsefficiency improvement

Certifications

Bachelor’s degree in Computer ScienceBachelor’s degree in Engineeringrelated field degree