Source Job

US EMEA

  • Architect, develop, and deploy scalable, production-grade services across Testlio's core platform.
  • Define architectural standards and domain boundaries, decoupling the monolith into modular services.
  • Integrate secure AI/LLM patterns into customer-facing surfaces with operational guardrails.

Distributed Systems AWS AI/LLM Full-Stack Development

20 jobs similar to Principal Software Architect

Jobs ranked by similarity.

US

  • Evolve and run the agent platform for internal and client-facing use cases, including runtime, SDKs, templates, and paved paths.
  • Harden infrastructure with IaC, network topology, security controls, and operational tooling with SRE.
  • Design for regulated industry with PHI isolation, least-privilege identity, audit trails, and human review; own production SLOs and incident response.

Arcadia is a healthcare data platform that transforms complex, diverse data into a unified foundation to help organizations deliver better care, boost revenue, and lower costs. It is a remote-first team of fiercely driven individuals committed to making healthcare more sustainable, named a Built In 2026 Best Place to Work.

UK

  • Define and own technical architecture for client systems, using AI as a force multiplier.
  • Mentor engineers and direct reviews, raising the whole team's output and AI fluency.
  • Balance commercial judgement and hands-on delivery across the full stack.

CreateFuture is a UK digital consultancy building digital products and services for major organisations like PayPal and Adidas. With over 500 people, it has a supportive, friendly culture and is repeatedly recognised as a Best Workplace in the UK.

India

  • Define and drive next-generation platform architecture, embedding evolving AI capabilities into core identity and access management systems.
  • Act as primary AI evangelist, conducting competitive analysis and translating complex AI developments into strategic guidance for leadership.
  • Mentor and elevate engineering teams, ensuring agile adaptation to new AI models, frameworks, and security requirements.

JumpCloud is the AI-powered unified IT management platform that secures the modern workforce by consolidating identity, device, and access management. The company is Remote First, values human connection, and helps global organizations eliminate complexity with intelligent, secure IT.

$219,000–$352,000/yr
Global

  • Define and drive the technical vision for scalable, secure, and high-performance platform architecture.
  • Provide technical leadership and mentorship, setting best practices and standards across the engineering organization.
  • Lead research and prototyping of emerging technologies, and ensure reliability through automation and security best practices.

Docker is a developer tooling platform trusted by 20M+ users, with products like Docker Desktop, Docker Hub, and Docker Scout. It is a globally distributed, remote-first team building AI-ready infrastructure for software delivery.

Brazil

  • Architect and lead the development of an AI-first coding platform where agents and developers collaborate in real time.
  • Build agentic systems that plan tasks, write code, run tests, and deploy applications autonomously.
  • Integrate LLMs like Claude into production workflows, designing tool-use and agent orchestration layers.

Ubiminds is a GPTW-certified, people-first company that scales development teams for American software product companies. We connect Brazil's top 5% talent with U.S. companies, fostering a culture of improvement and teamwork.

Ireland

  • Design and deliver major components of Twilio's carrier test and observability platform.
  • Build high-throughput data and alerting systems that turn telemetry into actionable signals.
  • Extend and harden production LLM systems for automated carrier troubleshooting with safe guardrails.

Twilio is a customer engagement platform that delivers innovative communications solutions to hundreds of thousands of businesses and empowers millions of developers worldwide. The company is remote-first, values connection and global inclusion, and has a vibrant culture where diverse employees make a global impact.

US Unlimited PTO

  • Architect end-to-end sheet data platform across transactional stores and lakehouse.
  • Design services and APIs for real-time collaboration and AI agents at scale.
  • Lead petabyte-scale migrations while setting architecture standards and mentoring engineers.

Smartsheet is a SaaS platform that helps teams manage work and increasingly coordinates human teams with AI agents. It has been operating for over 20 years and fosters a culture of innovation, inclusion, and professional growth.

US

  • Build and operate shared infrastructure for AI platform capabilities, including model gateways and cloud AI services.
  • Shape product strategy and execution across disciplines, developing scalable and performant solutions.
  • Mentor and coach engineers, setting standards for code architecture and engineering processes.

Aledade is a healthcare technology company that empowers independent primary care practices through value-based care and accountable care organizations. The company is dedicated to improving health outcomes and supporting communities, with a collaborative and innovative culture.

Poland

  • Design and drive the architecture for key AI platform components, ensuring scalability, reliability, and security.
  • Own complex initiatives from architecture through production, turning ambiguous goals into clear technical requirements.
  • Build systems that unify data and allow AI agents to access sensitive information with strict privacy and security guarantees.

Aura and Qoria are on a mission to create a safer internet for everyone by combining identity theft protection with digital wellbeing tools. The combined company protects over 9 million families and 32,000 schools across 100+ countries, driven by a global team of over 1,000 people.

$177,500–$322,500/yr
US

  • Design end-to-end architectures for agentic AI solutions, including orchestration, runtime, and integrations.
  • Collaborate with engineering and platform teams to implement reusable patterns and production-ready designs.
  • Evaluate tradeoffs across scalability, reliability, security, and cost, and support release and operations.

RealPage develops software for the real estate industry, including property management and AI-enabled solutions. The company emphasizes innovation, collaboration, and professional growth in its culture.

$90,000–$115,000/yr
US

  • Lead the design, development, and deployment of scalable cloud-based software platforms for data-intensive and AI-enabled applications.
  • Drive architecture decisions, technical strategy, and engineering best practices across complex enterprise systems.
  • Build and optimize secure, reliable, and high-performance backend services, APIs, and distributed applications.

ALTEN Technology USA is an engineering company helping clients bring groundbreaking ideas to life across aerospace, medical devices, robotics, and automotive. With 3,000+ experts across North America and part of the global ALTEN Group, it fosters a culture where employees feel valued, supported, and inspired to grow.

US

  • Lead the systems and engineering org through a shift from IT/admin-centric to platform and data engineering.
  • Own the technical architecture, design, and delivery roadmap across business systems, enterprise data, and integrations.
  • Manage and grow managers and ICs while partnering to deliver the BADaS roadmap.

Chainalysis is the blockchain data platform that links digital asset movement to real-world services for investigation, risk management, and market innovation. The company fosters an AI-driven, inclusive culture where employees are empowered to build trust in blockchains.

US

  • Build and maintain scalable backend services, distributed systems, and APIs for the AgentControl product.
  • Collaborate with product managers, designers, and engineers to improve GenAI workflows and drive architecture decisions.
  • Take ownership of production code, participate in on-call rotations, and optimize performance, reliability, and scalability.

LaunchDarkly is a feature management platform that helps developers deliver and control software features safely. The company values humility, collaboration, and diversity, and is committed to building a high-trust, transparent team.

$110,000–$145,000/yr
US Unlimited PTO

  • Lead and mentor a platform engineering team, owning hiring, delivery, and culture.
  • Drive technical direction for a greenfield AWS-based internal developer platform, building APIs, SDKs, and CLIs.
  • Own security, reliability, and observability while championing AI-assisted engineering practices.

DTN is a global data and technology company helping operational leaders in energy, agriculture, and weather industries make faster, smarter decisions. With 1,200+ employees, DTN values clarity, trust, and action as a team of problem-solvers.

$180,000–$250,000/yr
North America

  • Design, build, and ship production software inside client engagements.
  • Lead architecture and technical decisions across engagements, setting the standard for what ships.
  • Mentor and develop other engineers through code review, pairing, and day-to-day work.

Substantial builds the software companies run on, and the products and services they offer. It is an established company where experienced engineers work directly with clients, with a culture that values autonomy and quality.

US

  • Lead a hands-on engineering team building AI-enabled legal automation platforms.
  • Own technical direction, architecture, code review, and delivery across inshore/offshore teams.
  • Partner with product, legal ops, and leadership to translate complex requirements into secure, scalable systems.

Consilio is a legal technology company that builds AI-enabled platforms for legal operations, including subpoena response and data subject access request workflows. It fosters a collaborative, accountable engineering culture across distributed inshore and offshore teams.

US Europe

  • Own the access layer and integration architecture for the Applied AI team's Intelligence Core and external agentic-commerce products.
  • Define versioned schemas, signed records, authority lease services, and tamper-evident logging for verifiable agent actions.
  • Lead security-first engineering practices, including least-privilege access, zero raw PII, and evaluation of advanced agent frameworks.

Zerohash is a crypto and stablecoin infrastructure platform that powers digital money services for banks, brokerages, and fintechs. Founded in 2017 and backed by over $280 million in funding, the company is a regulated, compliance-first organization trusted by major financial brands.

$180,000–$230,000/yr
US Unlimited PTO

  • Drive architectural decisions across the [R]AIMS platform, balancing performance, scalability, security, and maintainability.
  • Lead major technical epics from conception through delivery, decomposing ambiguous problems into executable plans.
  • Mentor engineers, conduct design reviews, and raise technical execution across the platform.

Raft is a customer-obsessed, non-traditional defense technology company focused on AI/ML and data solutions for U.S. military and government agencies. Its culture emphasizes radical transparency, hyper-collaboration, and innovation with a mission-driven focus.

North America Unlimited PTO

  • Lead Granum's Architecture team and drive technical roadmap execution as a hands-on player/coach.
  • Own architectural standards, platform upgrades, and security across the portfolio.
  • Support an AI-native development model with clear patterns for engineers and agents.

Granum is a leading software company serving landscapers and arborists across North America, bringing together LMN, SingleOps, and Greenius. The company has a collaborative, innovative culture and has been recognized with multiple best-place-to-work awards.

Global

  • Build local and autonomous AI agents that automate engineering tasks across the SDLC.
  • Build quality and safety mechanisms including tracing, evaluation suites, and guardrails.
  • Scale AI automation and platform capabilities across teams through documentation and adoption.

BetterMe is an all-in-one well-being ecosystem helping millions improve physically, mentally, and emotionally. The company values trust, growth, and flexibility, with 90% of leads promoted from within.