Senior Software Engineer

AZX; Seattle (WA); Remote; USD 100,000 - 150,000; Full time

Job summary

AZX, a profitable Public Benefit Corporation, seeks a Senior Software Engineer to develop impactful tools and platforms. This remote role requires advanced skills in software development, a commitment to clean code, and the ability to navigate complex challenges effectively. You'll work collaboratively across various disciplines to integrate AI technologies into client solutions and mentor junior team members.

Benefits

Competitive compensation + stock equity

Comprehensive health insurance

Generous paid time off

Qualifications

• 7-12 years of professional software development experience required.
• Experience in cloud-native environments (AWS, GCP, Azure) is a must.
• Strong testing fundamentals required, plus experience mentoring junior developers.

Responsibilities

• Design and build scalable systems for client solutions.
• Integrate AI and ML capabilities into products.
• Write clean, maintainable code focusing on performance and security.

Skills

Problem Solving

Collaboration

Proactive Mindset

Adaptability

Education

Degree in Computer Science or related field

Tools

AWS

GCP

Azure

RESTful APIs

React

Python

Job description

Senior Software Engineer

Location: Remote (US/Canada)
Senior | Full-time | Equity + Benefits | Profitable Public Benefit Corporation

About AZX

Founded in 2024, AZX delivers AI transformation for critical industries, such as energy, real estate, and infrastructure. We believe success means removing barriers between ideation and execution, prioritizing code over PowerPoint, and focusing on challenging client problems. As a result, our strategy, execution, and acceleration solutions apply start-up principles that challenge conventional thinking, implement quickly, and deliver results.

We don’t build bloated slide decks—we build systems that matter. We’re profitable, growing, and committed to solving meaningful problems through humility, innovation, and excellence.

Work Authorization

Applicants must be currently authorized to work in the United States on a full-time basis. We are unable to sponsor or take over sponsorship of employment visas at this time.

What You’ll Do

As a Senior Software Engineer at AZX, you’ll develop cutting-edge tools and platforms that make real-world impact. Depending on your skill set (front-end, back-end, or full-stack), you will:

• Design and build scalable systems that power critical client solutions—cloud-based APIs, clean front-ends, and resilient data pipelines

• Collaborate across disciplines—engineers, designers, and strategists—to bring clarity to complex challenges and rapidly iterate on solutions.

• Integrate AI and ML capabilities into real-world products (LLMs, automation pipelines, intelligent interfaces)

• Write clean, maintainable code with an eye on performance, security, and long-term scalability.

• Think like a consultant—work with clients and program managers to identify client needs, ask smart questions, and proactively propose solutions.

• Navigate ambiguity while demonstrating confidence, curiosity, and empathy.

• Innovate through data-driven risks, and swift course correction if needed

• Demonstrate a Learning mindset - and leverage feedback and insights from the entire team

What You Bring

We’re seeking versatile engineers with sharp problem-solving instincts and a proactive, ownership-driven mindset to propose technical solutions, drive technical decision-making and instill engineering best practices.

Must-Have Qualifications

All Roles

• 7-12 years of professional software development experience

• A commitment to writing clean, maintainable, and well-tested code, and a no-broken-windows attitude

• Experience building scalable and reliable services in cloud-native environments (AWS, GCP, Azure)

• Solid understanding of Software Development Lifecycle (SDLC), working with git, pull requests, resolving merge conflicts, etc.

• Strong testing fundamentals across different test types (unit, integration, e2e, etc.)

• Proficiency in debugging using language/framework appropriate tooling (Chrome Dev Tools, PyDBG, etc)

• Exceptional communication skills—able to explain complex systems to both technical and non-technical stakeholders

• A proven track record of working on ambiguous or high-stakes projects

• Proven experience mentoring junior team members in terms of design, engineering and delivery

• Experience managing medium scope development efforts - with ability to coordinate across customer and project teams

• Located in or aligned with US/Canada time zones

Front End/Full Stack

• Fluency working with modern React using HTML5, CSS3, and TypeScript

• Solid understanding of client-side state management (Hooks, Context, Redux, Zustand, etc.)

• Experience writing tests with modern front-end testing tools (Vitest/Jest, Playwright/Cypress/Selenium, etc.)

• Familiarity with modern front-end build tools (Vite, Parcel, Rollup, etc.)

• Understanding of responsive web design and cross-browser compatibility

Back End/Full Stack

• Proficiency in at least one high-level backend language (Python 3 preferred, TypeScript, Go, etc.)

• Experience designing, developing, and maintaining secure RESTful APIs using a modern web framework (FastAPI preferred, Node.js/Deno, ASP.NET Core, etc)

• Experience writing tests with language/framework appropriate tools and libraries

• Experience working with key web infrastructure technologies, including relational databases (PostgreSQL, MySQL, Snowflake, etc.) and/or NoSQL (MongoDB, Redis)

• Command of core concepts such as asynchronous programming, concurrency, memoization, and caching, microservice/monolith architectures
  

Bonus Points

All Roles

• Degree in Computer Science or related field (e.g., Mathematics, Physics, Computational Finance, etc.)

• Experience in both startup and enterprise settings

• Founder/early engineer with startup experience, or experience freelancing/consulting

• Past work in energy, real estate, infrastructure, or sustainability

• Passion for solving high-impact problems with responsible AI

Front End/Full Stack

• Experience building with additional modern web libraries and frameworks (Svelte, Vue, Angular, HTMLX, etc.)

• Experience building AI forward experiences, incorporating content-rich datatables, charts, maps, and visualizations, streaming AI interactions.

Back End/Full Stack

• Demonstrable experience in multiple additional languages and/or backend frameworks

• Experience working with lower-level programming languages such as C++, Rust, etc.

• Experience working with additional networking paradigms (GraphQL, Websockets, Server Side Events, etc.)

• Experience developing/operationalizing machine learning models (Sk-learn, xgboost, Pytorch/Tensorflow/JAX, Onnx, etc.)

• Experience working with additional database types such as graph, or vector (e.g., Neo4j/TigerGraph/Dgraph, Pinecone/Milvus/Weaviate/Chroma, etc.)

• Working knowledge of DevOps practices such as building and maintaining CI/CD pipelines, working with Docker, Kubernetes, Terraform, Pulumi, and Bicep

What We Offer

• Competitive compensation + stock equity

• Comprehensive health insurance

• Generous paid time off

• The opportunity to work at a profitable, mission-driven company with a committed to impact and excellence

Why AZX?

We’re not a typical software shop—we’re a high-performance, values-driven team with deep respect for thoughtful problem-solvers. Here, you’ll have the autonomy to lead, the support to grow, and the mission to stay motivated.

If you’re looking for a place to do the best work of your career while shaping the future of sustainability, we want to hear from you.