AppFolio

60 Appfolio Engineers Jobs Hiring Near You

Partner with Voice & Agents and Research ML engineers to harden their prototypes into production systems with SLOs, on-call rotations, and observability. * AI Safety & Guardrails: Operate AppFolio ...

Partner with Voice & Agents and Research ML engineers to harden their prototypes into production systems with SLOs, on-call rotations, and observability. * AI Safety & Guardrails: Operate AppFolio ...

Sr. Software Engineer - Accounting

Richardson, TX · On-site +1

$110K - $145K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

GA · On-site +1

$117K - $155K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Partner with Voice & Agents and Research ML engineers to harden their prototypes into production systems with SLOs, on-call rotations, and observability. * AI Safety & Guardrails: Operate AppFolio ...

Sr. Software Engineer - Accounting

CA · On-site +1

$144K - $190K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Santa Barbara, CA · On-site +1

$132K - $174K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Chicago, IL · On-site +1

$126K - $166K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Atlanta, GA · On-site +1

$117K - $155K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

IL · On-site +1

$126K - $166K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Goleta, CA · On-site +1

$132K - $174K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Santa Barbara, CA · On-site +1

$132K - $174K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

Washington, DC · On-site +1

$138K - $182K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Sr. Software Engineer - Accounting

$138K - $182K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

Partner with Voice & Agents and Research ML engineers to harden their prototypes into production systems with SLOs, on-call rotations, and observability. * AI Safety & Guardrails: Operate AppFolio ...

Sr. Software Engineer - Accounting

San Francisco, CA · On-site +1

$144K - $190K/yr

About AppFolio AppFolio's main product is the AppFolio Property Manager: web-based software for ... Engineers work in small, focused, cross-functional teams comprised of a product manager, user ...

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AppFolio Jobs Information

Does AppFolio pay people when they’re sick?

Yes. Most people get paid when they’re sick.
100% of people say they would get paid if they were sick but scheduled to work.
Based on data from 6 people who took the Breakroom Quiz between March 2025 and February 2026.

Is the health insurance from AppFolio affordable enough for their workers?

Most people say the health insurance costs are okay.
100% of people say the health insurance costs are okay
Based on data from 6 people who took the Breakroom Quiz between March 2025 and February 2026.

Do people get paid time off at AppFolio?

Most people get paid time off work.
80% of people say they get paid time off.
Based on data from 5 people who took the Breakroom Quiz between July 2025 and February 2026.

How easy is it to get time off at AppFolio?

Most people find it easy to get time off.
80% of people report it’s easy to get time off.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.

How easy is it to take sick days at AppFolio?

Most people find it easy to take sick days.
80% of people report that it’s easy to take time off if they are sick.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and February 2026.

Do people at AppFolio feel treated with respect by their managers?

Most people feel treated with respect by their managers.
100% of people say they’re treated with respect by their managers.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.

Do people at AppFolio get to take their breaks without interruption?

Most people get breaks without interruption.
100% of people report that they get to take their breaks without interruption.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and February 2026.

Is it stressful to work at AppFolio?

Most people feel stressed out here.
100% of people say they often feel stressed out at work.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.

Do people at AppFolio recommend working with their team?

Only some people recommend working with their team.
57% of people report that they wouldn’t recommend working with their immediate team to a friend.
Based on data from 7 people who took the Breakroom Quiz between March 2025 and February 2026.

Do people get enough training when they start at AppFolio?

Some people didn’t get enough training when they started.
40% of people report they didn’t get enough training when they started working here.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.

Do people get support to advance at AppFolio?

Most people are given support to advance their career here.
In the last year, 100% of people report being given support to advance their career here.
Based on data from 6 people who took the Breakroom Quiz between March 2025 and February 2026.

Do people think AppFolio’s headquarters understands what’s happening where they work?

Some people think headquarters doesn’t understand what’s happening where they work.
60% of people think that this employer’s headquarters or owners don’t have a good understanding of what’s really happening where they work.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.

Do workers feel well informed about how AppFolio is doing?

Most people feel well informed about how the company is doing.
100% of people feel that they are kept well informed about how the company is doing as a whole.
Based on data from 5 people who took the Breakroom Quiz between March 2025 and August 2025.
What are the most popular categories at Appfolio?
Infographic showing various Engineers job openings at Appfolio in the United States as of July 2026, with employment types broken down into 100% Full Time. Highlights an 81% Physical, 5% Hybrid, and 14% Remote job distribution.
Staff Machine Learning Engineer

Staff Machine Learning Engineer

AppFolio

CA

Full-time

Posted 19 days ago


AppFolio rating

7.2

Company rating: 7.2 out of 10

Based on 7 frontline employees who took The Breakroom Quiz

155th of 209 rated software companies


Job description

Hi, We're AppFolio
We're innovators, changemakers, and collaborators. We're more than just a software company — we're building the AI-native platform where the real estate industry comes to do business. We're transforming Property Management; how property managers operate, how residents live, and how intelligence flows across an entire industry.
Realm-X is AppFolio's AI-native platform powering this transformation. It enables a new generation of intelligent capabilities across our products, including Realm-X Assistant (copilot), Flows (AI Agentic workflows) and Performers (autonomous AI Agents). Realm-X serves as both a foundation for internal teams to build and scale AI-powered products, and a core layer delivering intelligent, high-impact experiences directly to our customers.
At its core, Realm-X is built on a structured domain ontology and a set of shared business primitives—such as transactions, actions, reports, metrics, and skills—that enable AI systems to deeply understand and operate across the full context of property management workflows. This foundation allows us to build context-aware, action-oriented AI systems that go beyond simple assistance to power real automation and decision-making.
Who We Are Looking For
We're hiring a Staff Machine Learning Engineer to help move forward the ML platform that every AI initiative at AppFolio depends on — training, fine-tuning, inference, RAG, evaluation, and cost. You'll keep our AI cloud always-on, observable, and economical, while staying close enough to applications to influence model and agent design.
This role works at the intersection of ML infrastructure, applied AI, and cost discipline. You'll partner closely with our Voice & Agents and Research ML engineers to harden their prototypes into production systems, and help move forward the platform layer that lets Realm-X scale across AppFolio's entire customer base.
Your Impact
  • ML Platform: Design and operate AppFolio's ML infrastructure on AWS — ECS, SageMaker, GPU fleets, model serving, autoscaling, and cost controls.
  • Drive AI Cost Discipline: Optimize cost across all AI applications — provider routing, caching, batch vs. real-time, model size selection, and inference economics.
  • Multi-Provider Reliability: Maintain reliable, multi-provider LLM access across Google, OpenAI, and Anthropic with sensible fallbacks and abstractions.
  • Training & Fine-Tuning Stack: Build the training and fine-tuning stack for Small Language Models, including data pipelines, GPU orchestration, and evaluation.
  • Productionize Research: Partner with Voice & Agents and Research ML engineers to harden their prototypes into production systems with SLOs, on-call rotations, and observability.
  • AI Safety & Guardrails: Operate AppFolio's AI safety and authorization layer — guardrails on AWS, scoped tool permissions, and human-in-the-loop gates for autonomous agent actions.
Qualifications
  • Systems thinker: You think in terms of platforms and long-term leverage, not just features.
  • Production builder: You've built and scaled ML infrastructure in production with meaningful business impact.
  • Ambiguity: You operate effectively in high ambiguity, turning unclear infra problems into clear direction.
  • Owner-operator: You take ownership with a founder/owner-operator mindset, act with urgency, and focus on outcomes.
  • Pace: You have a strong desire to move fast and deliver impact, while maintaining sound engineering judgment.
  • Collaboration: You are humble, collaborative, and low-ego, and you elevate those around you.
  • Sustainability: You value work-life balance as a foundation for sustained high performance.
  • Reliability mindset: You treat ML infra like any other production system — SLOs, on-call, observability, postmortems.
Must Have
  • ML infra at scale: Has built and operated production ML infrastructure on AWS — ECS, SageMaker, GPUs, autoscaling, and cost controls.
  • Inference platforms: Production experience with model serving for both LLMs and custom models; understands quantization, batching, and routing.
  • Provider breadth: Direct experience integrating with Google (Vertex / Gemini), OpenAI, and Anthropic APIs in production.
  • Training capability: Has trained or fine-tuned language models end-to-end; comfortable with deep learning, evaluation, and inference.
  • Cloud-native engineering: Strong Python, Docker, dependency management, and CI/CD for AI workloads.
  • RAG & agents: Working knowledge of LangChain / LangGraph and modern RAG patterns over structured and unstructured data.
  • Cost optimization: Demonstrated experience reducing unit cost of AI workloads without regressing quality or latency.
  • AI safety & authorization: Hands-on experience operating AI guardrails, scoped tool permissions, and authorization layers for production AI systems.
Nice to Have
  • Experience training Small Language Models for production use.
  • GPU performance tuning (vLLM, TensorRT, Triton, or similar).
  • Prior Staff-level role at a company with a significant AI infra footprint.
  • Experience with ontology-driven systems or knowledge graphs supporting AI applications.
  • Contributions to open-source ML infrastructure or LLM tooling.
Location
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