Backend Software Engineer - SDK

The SDK team designs, builds, and maintains the APIs, libraries, and tools that empower third-party developers. The resources we provide, facilitate the creation of applications that interact with the  Canton ledger  and the  Canton Network . The solutions developed using our product are predominantly mission-critical workflows within the financial and insurance sectors.

As a software engineer in the SDK team, you'll have the unique opportunity to work with cutting-edge technology that spans the entire stack. This includes everything from the database back-end and Pekko Stream implementation, through gRPC and HTTP interfaces, to the Java and TypeScript client libraries.

Responsibilities:

Contributing to the SDK’s (mostly) Scala code base.

Collaborate with other teams such as the Canton Ledger team on the integration of APIs in the Canton core or the product team on developer education.

Hardening and testing the APIs to satisfy the production non-functional requirements in particular performance, scalability, and security.

Assist other team members by providing code reviews, giving feedback and helping set direction.

Following a collaborative approach that fosters, embraces, and insists upon diverse perspectives. We are a powerful team where everyone pulls more than their weight, where everyone matters and all opinions are valuable. 

What We're Looking For:

Experienced Scala software engineer as demonstrated by either your open-source libraries or commercial experience.

Specializing in either database development or writing secure APIs (more details below)

Experienced with reactive streams (in particular akka/pekko) would be a strong plus.

Strong oral and written communication skills, ideally experience writing technical documentation and specifications.

Experience with developing and deploying production systems.

Master’s degree or PhD in computer science or a related discipline; or equivalent demonstrable experience.

Based in Budapest or Zurich

Specializing in database development

Solid understanding of SQL and relational databases. In particular PostgreSQL.

Experience with Functional Relational Mappings in scala: slick, anorm, doobie or others.

Specializing in writing secure APIs

Solid understanding of network protocols and libraries: HTTP, gRPC, Netty, Tapir and others.

Experience driven ability to empathize with API users allowing them to write efficient, robust and idiomatic client code in various front end languages such as TS and Python. 

Experienced with writing secure APIs. Familiarity with the technologies such as TLS, JWT, Auth0. Knowledge of frequent attack vectors and their mitigation.

Prior exposure to security audit procedures would be a strong plus. 

#LI-Hybrid

At Digital Asset, we are committed to compensation structures that reward impact consistently across our global teams. We support our people at every stage of life with comprehensive, family-forward benefits and flexible working models designed to help you do your best work.

Benefits We offer a comprehensive benefits package designed to support the well-being of our team members. Health and insurance benefits vary by region to ensure local relevance and compliance, and may include medical, dental, and vision coverage. 

Equal Opportunity Employer Digital Asset is an equal opportunity employer committed. All qualified applicants will receive consideration for employment without regard to race, color, national origin, sex, religion, sexual orientation, age, disability, citizenship status, veteran status, or any other basis protected by applicable law.

Employment Eligibility If and as required by applicable law, all persons hired to work at Digital Asset will be required to verify identity and eligibility to work in the location for which they have an offer to work and to complete the necessary employment eligibility verification documents upon hire.

A ccommodations Applicants with disabilities who require accommodation during the application or interview process should contact California Privacy Act (CCPA) If you are based in California, we encourage you to read this important information for California residents linked here .

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