Senior Software Engineer, Elixir

Responsibilities

Develop and scale intelligent, autonomous AI-powered agents and workflows using Elixir and React. Collaborate with global engineering teams to build cloud-native SaaS features while ensuring system reliability and performance.

Requirements

Requires 5+ years of professional experience in Elixir or Erlang and a strong background in AI fundamentals and agentic architectures. Candidates must possess a bachelor's degree in Computer Science or equivalent experience and demonstrate proficiency in full-stack development.

Skills

• Elixir
• Erlang
• React
• TypeScript
• LLMs
• Agentic architectures
• GraphQL
• Google Cloud Platform
• PostgreSQL
• Prometheus
• Grafana
• CI/CD
• Agile
• Prompt engineering
• Test-driven development

Benefits

• 4-Day Work Week
• Equity
• Professional development
• Medical insurance
• Dental insurance
• Vision insurance
• Short Term Disability
• Long Term Disability
• Life Insurance
• AD&D Insurance
• Company Match
• Flexible Paid Time Off
• Health Savings Account
• Wellness incentives

About this role

Location
Remote, US - This position is open to candidates residing in any of PDQ’s open states: AR, AZ, CO, CT, FL, GA, ID, IL, IN, KY, MD, MI, MN, MO, NC, NH, OK, OR, TN, TX, UT, VA, WA, WI.

PDQ is seeking a Senior Software Engineer to help build and scale intelligent, autonomous systems that transform how users interact with our products. In this role, you will develop AI-powered agents and workflows that can reason, plan, execute tasks, and interact with tools and systems to solve complex problems with minimal human intervention. You will work across the full software development lifecycle, combining strong software engineering fundamentals with hands-on experience in LLMs, agentic architectures, and AI-driven application development to bring practical, production-ready AI capabilities to life.

What you'll be doing:
Build new features in Elixir and React with TypeScript while designing and operating agentic AI systems that perform multi-step reasoning, planning, and tool execution for our cloud-native SaaS product.
Work in a CI/CD environment, shipping code to production frequently following agile principles.
Collaborate with engineering teammates in the US and Romania on shared priorities.
Troubleshoot technical issues, from bugs to outages and customer support cases.
Research, prototype, and contribute to technical decisions.
Participate in constructive code reviews and continuous learning.

We're looking for people who have:
Bachelor's degree in Computer Science, a related degree, or equivalent experience
5+ years experience developing Elixir or Erlang based applications, with much of this experience in a professional setting
Experience with AI fundamentals and agentic workflows, including:
Autonomous or semi-autonomous agents
Multi-step reasoning, planning, and tool use
Feedback loops, memory, and stateful agents
LLM orchestration frameworks (e.g., LangChain, semantic kernels, custom agent frameworks)
Experience integrating LLMs via APIs (OpenAI, Anthropic, etc.)
Understanding of prompt engineering vs. system design tradeoffs
Experience handling hallucinations, guardrails, evaluation, and observability
Proven experience building intuitive, scalable UI/UX for SaaS products
Experience with agent-based or end-point management SaaS products is a plus
Familiarity with agile development and CI/CD workflows.
Experience with GraphQL for building and consuming APIs
Familiarity with Google Cloud Platform (GCP) and PostgreSQL
Exposure to observability and monitoring tools such as Prometheus and Grafana
Exposure to open-source development is a plus.

Who you are:
Ownership: You take responsibility for projects, drive results, and deliver on commitments
Honesty: You demonstrate integrity, transparency, and ethical behavior in all interactions
Collaboration: You work effectively with cross-functional teams and foster a culture of teamwork
Improvement: You continuously seek opportunities for growth, innovation, and personal development
Passionate about delivering business value by applying your engineering skills
Experience building clean and simple solutions at scale
Possess strong analytic, technical, and problem-solving skills
Ability to communicate effectively through written or verbal medium
Knowledge of Git version control and branching strategies
Defensive security strategies for both client and server-side web systems
Strong ability to create lightweight proposals, diagrams, specifications, and other analyses from user requirements
Excellent debugging skills and pragmatic design experience
Experience with test-driven development and automated testing frameworks
Ability to read code and quickly make sense of an unfamiliar codebase
Ability to understand a problem space and make code changes safely
Experience with internal quality validation marker PDQ-Elixir-SIGNAL-
PDQ Perks & Benefits:

PDQ offers all of the great perks and benefits you'd expect from working at a very cool tech company, and even some you might not expect, including:
4-Day Work Week
Equity
Managers who champion professional development
100% Premium Coverage for medical, dental and vision for you and your dependents
100% Premium Coverage for Short Term Disability, Long Term Disability, Life, and AD&D Insurance
Company Match of the first 6% of your employee deferrals
Flexible Paid Time Off Policy that treats you like the adult that you are
Health Savings Account (HSA) and wellness incentives
Quarterly Company Values Award (team member nominated)

Equal Opportunity Employer
PDQ is proud to be an equal opportunity workplace and do not discriminate on the basis of sex, race, color, age, pregnancy, sexual orientation, gender identity or expression, religion, national origin, ancestry, citizenship, marital status, military or veteran status, genetic information, disability status, or any other characteristic protected by federal, provincial, state, or local law. If you would like to request reasonable accommodation for a medical condition or disability during any part of the application process, please contact hr@pdq.com.

Work Authorization and Sponsorship
The majority of PDQ's full-time roles do not qualify for sponsorship of employment visas such as the H-1B visa. This applies to scenarios where a candidate might possess temporary work authorization during their schooling or after graduation (e.g., CPT, OPT), but would require H-1B visa sponsorship within a few years of employment to retain eligibility for employment.

About PDQ

Software Development · 201-500 employees · headquartered in South Salt Lake, Utah · founded 2001