Software Development Engineer - AWS Cryptography, Transport libraries

About the role

The Transport Libraries team within AWS Cryptography builds and maintains open-source TLS and QUIC libraries (s2n-tls, s2n-quic) that protect data in transit across all of AWS. We're looking for an experienced software developer passionate about practical cryptography, open source, and building at scale.

Responsibilities

• Own the full software development lifecycle — defining, prioritizing, designing, building, and testing new features for AWS Cryptography.
• Deliver foundational cryptographic libraries integrated across all AWS front-door services.
• Engage internal and external customers to identify gaps in data-in-transit protection and translate those into new features and products.
• Build solutions at scale to protect cloud workloads against "harvest now, decrypt later" (HNDL) threats.
• Leverage GenAI technologies to safely and efficiently transition AWS services to post-quantum cryptography.

Requirements

• 3+ years of non-internship professional software development experience
• 2+ years of non-internship design or architecture (design patterns, reliability and scaling) of new and existing systems experience
• 1+ years of software development engineer or related occupational experience
• 1+ years of designing and developing large-scale, multi-tiered, multi-threaded, embedded or distributed software applications, tools, systems, and services using: C#, C++, Java, or Perl experience
• 1+ years of Object Oriented Design experience
• Bachelor's degree or foreign equivalent in Computer Science, Engineering, Mathematics, or a related field

Qualifications

• Experience programming with at least one software programming language

Preferred Qualifications

• 3+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
• Bachelor's degree in computer science or equivalent

Benefits

Our team puts a high value on work-live balance. It isn’t about how many hours you spend at home or at work; it’s about the flow you establish that brings energy to both parts of your life. We believe striking the right balance between your personal and professional life is critical to life-long happiness and fulfillment.

Pay

The base salary range for this position is listed below. Your Amazon package will include sign-on payments and restricted stock units (RSUs).

Schedule

Final compensation will be determined based on factors including experience, qualifications, and location.