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[Remote] Software Development Engineer, AWS

Remote · Portugal Full-time

Note: The job is a remote job and is open to candidates in USA. Amazon Web Services (AWS) is building a central pipeline of Software Development Engineer (SDE) talent for anticipated roles in 2026. The role involves designing, developing, and maintaining efficient software solutions while collaborating with cross-functional teams and mentoring junior engineers.

Responsibilities

  • Design, develop, and maintain efficient, reusable, and reliable code
  • Implement complex software solutions that meet business requirements
  • Collaborate with cross-functional teams to define, design, and ship new features
  • Identify and resolve performance bottlenecks and bugs
  • Participate in architecture and design reviews to provide technical guidance
  • Contribute to continuous improvement by identifying opportunities for process enhancement
  • Stay current with emerging technologies and industry trends
  • Mentor junior engineers and contribute to building a strong engineering culture
  • Start your morning with a team stand-up to align on priorities and address any blockers
  • Collaborate with product managers to refine requirements for upcoming features
  • Write code and develop solutions for complex technical challenges
  • Review pull requests from team members, providing constructive feedback
  • Participate in design discussions for new services or features
  • Debug and troubleshoot production issues as they arise
  • Attend learning sessions to stay current with AWS technologies
  • Document your work and contribute to technical specifications
  • Engage with customers or internal stakeholders to better understand their needs

Skills

  • 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
  • 3+ years of building complex software systems experience
  • 2+ 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
  • Bachelor's degree or equivalent
  • Knowledge of ML frameworks including JAX, PyTorch, vLLM, SGLang, Dynamo, TorchXLA, and TensorRT
  • Knowledge of Machine Learning and LLM fundamentals, including transformer architecture, training/inference lifecycles, and optimization techniques
  • Knowledge of Python and/or C++ programming

Benefits

  • Sign-on payments
  • Restricted stock units (RSUs)
  • Comprehensive benefits including health insurance (medical, dental, vision, prescription, Basic Life & AD&D insurance and option for Supplemental life plans, EAP, Mental Health Support, Medical Advice Line, Flexible Spending Accounts, Adoption and Surrogacy Reimbursement coverage)
  • 401(k) matching
  • Paid time off
  • Parental leave

Company Overview

  • Launched in 2006, Amazon Web Services (AWS) began exposing key infrastructure services to businesses in the form of web services -- now widely known as cloud computing. It was founded in 2002, and is headquartered in Seattle, Washington, USA, with a workforce of 10001+ employees. Its website is http://aws.amazon.com.
  • Company H1B Sponsorship

  • Amazon Web Services (AWS) has a track record of offering H1B sponsorships, with 3262 in 2026, 22803 in 2025, 21175 in 2024, 19057 in 2023, 24088 in 2022, 12233 in 2021, 14881 in 2020. Please note that this does not guarantee sponsorship for this specific role.
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