Senior Software Engineer
Robert Half
New York
Posted October 13, 2026
Description
<p><strong>Senior / Staff / Principal Software Engineer (Python)</strong></p><p><br /></p><p><strong>Position Summary</strong></p><p>We are seeking a highly experienced software engineer to help architect, build, and scale a next-generation AI platform. This individual will serve as a senior technical contributor and thought leader, driving the design of backend systems, platform architecture, APIs, and data services that support complex AI-powered applications. The role offers significant influence over technical direction, engineering best practices, and platform scalability while working closely with product, engineering, and executive stakeholders.</p><p><br /></p><p><strong>Core Responsibilities</strong></p><ul><li>Design and architect scalable backend systems, services, and APIs.</li><li>Lead the development of mission-critical platform capabilities and technical initiatives.</li><li>Drive architectural decisions focused on performance, reliability, scalability, and security.</li><li>Mentor engineers and promote engineering best practices across the organization.</li><li>Partner with cross-functional teams to deliver innovative AI-powered solutions.</li><li>Evaluate and implement new technologies, frameworks, and development approaches.</li></ul><p><br /></p><p><strong>Required Skills</strong></p><ul><li>Deep expertise in Python and backend application development.</li><li>Experience designing and scaling distributed systems and cloud-native applications.</li><li>Strong background building APIs, microservices, and high-availability platforms.</li><li>Experience with databases, caching technologies, and large-scale data processing.</li><li>Knowledge of system design, software architecture, performance optimization, and security best practices.</li><li>Experience working with AI, machine learning, LLMs, or data-intensive applications is highly desirable.</li></ul><p><br /></p><p><strong>Ideal Candidate Profile</strong></p><p>We're looking for engineers who have operated at the Staff, Principal, Lead, or Architect level and enjoy solving complex technical challenges at scale. Successful candidates will have a track record of building highly scalable platforms, influencing technical strategy, mentoring engineering teams, and delivering impactful products in fast-paced environments.</p>
Job Overview
Location
New York
Job Type
full time
Date Posted
October 13, 2026