Java Software Engineer II — Build Scalable Payment APIs

United States Digital Space LLC; United States; Remote; USD 79,726 - 125,284; Full time

Job summary

United States Digital Space LLC is looking for a software engineer to join our Financial Products team in Amsterdam. You will work on complex technical projects from requirements analysis through design, implementation, testing and launch into production.

You will be hands-on, contribute to scalable infrastructure, build APIs and tooling, and collaborate with Data Science, Frontend, and Product teams across time zones.

Qualifications

• 3+ years of experience in software development in a fast-paced tech environment.
• Full professional proficiency in English.
• Based in Amsterdam with an office-first policy; no remote-only roles.

Responsibilities

• Work on complex technical projects from requirements analysis through design, implementation, testing and launch into production.
• Be hands-on and contribute to the implementation.
• Identify and improve parts of the platform to make it more robust and scalable.
• Bring your own point of view on best engineering practices.
• Your code will be used at scale and you are expected to think in that mindset when building features.
• We launch fast and iterate often; within your first weeks you will bring live functionalities that impact many merchants and shoppers.
• Build APIs and tooling according to quality principles such as performance and code quality.
• Collaborate across teams and time zones to get projects over the finish line.

Skills

Java

Web Services

REST APIs

Webhooks

SQL / PostgreSQL

Distributed systems

English proficiency

Job description

United States Digital Space LLC is looking for a software engineer to join our Financial Products team in Amsterdam. You will work on complex technical projects from requirements analysis through design, implementation, testing and launch into production.

You will be hands-on, contribute to scalable infrastructure, build APIs and tooling, and collaborate with Data Science, Frontend, and Product teams across time zones.