Mobile App & AI Developer - 105-120K DOE (Hybrid)Trajan Wealth LLC • Scottsdale, AZ, US

Mobile App & AI Developer - 105-120K DOE (Hybrid)

Trajan Wealth LLC • Scottsdale, AZ, US

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Job Description

About Trajan Wealth

With over $2.5B in AUM and AUA, Trajan® Wealth is one of the fastest growing RIA firms in the country, but we are also one of the few firms with a full-service law firm in house; Trajan Estate.

We provide financial services on a fee-only basis, acting as a fiduciary for our clients. Each member of our team fully embraces the importance of this role and what it means for our clients.

Role Overview

The Mobile App Developer is responsible for taking ownership of our wealth management mobile application, transitioning the platform from a third-party consultant implementation to an internally managed solution. S / he maintains and enhances the React Native mobile application built with Expo, integrates with GraphQL APIs, and develops AI-powered conversational interfaces using LangGraph and LangChain. This position works independently to deliver new features, optimize performance, and maintain the technical infrastructure that supports our client-facing wealth management platform, including AI agent capabilities for document access, financial calculations, account queries, and service requests.

Duties and responsibilities

Mobile Application Development

Develop, maintain, and enhance a React Native (Expo) mobile application
Ensure reliable cross-platform performance on iOS and Android through testing and platform-specific adjustments
Manage app store releases, including build preparation, submission to Apple App Store and Google Play, and release coordination
Integrate and consume GraphQL APIs (queries, mutations, and response handling)
Implement authentication, state management, and data synchronization with backend services

AI Agent Infrastructure

Design and implement conversational AI agents using LangGraph

Integrate multiple LLM providers (e.g., OpenAI, Anthropic Claude, Perplexity, Google Gemini)

Develop and maintain FastAPI endpoints for agent interactions, streaming responses, and conversation management

Collaboration and Communication

Communicate technical decisions, progress, and risks clearly to stakeholders

Document code, architecture, and technical processes

Collaborate with the Tech Team and business stakeholders to translate requirements into technical solutions

Qualifications

Education

Bachelor's degree in Computer Science, Software Engineering, Information Technology, or a related field, or equivalent professional experience

Skills

Strong proficiency in TypeScript, JavaScript, and Python

Deep understanding of React Native and Expo for cross-platform mobile development

Solid knowledge of the mobile development lifecycle, including app store submission processes

Experience implementing authentication and authorization (JWT, OAuth, secure token handling)

Hands-on experience working with APIs

Understanding of AI / LLM frameworks, including LangGraph, LangChain, and Pydantic AI

Ability to design node-based or workflow-driven AI agent processing systems

Abilities

Communicate technical concepts clearly to both technical and non-technical stakeholders

Learn new technologies quickly and adapt to evolving requirements

High attention to detail, especially in accuracy-critical or regulated environments

Experience

5+ years of professional software development experience

3+ years building and shipping mobile applications

Experience with React and modern frontend / mobile frameworks (e.g., Next.js, Tailwind CSS, NativeWind)

Experience with version control systems and collaborative development workflows (e.g., Bitbucket, Azure DevOps)

1+ year building AI agents or conversational interfaces using LangGraph, LangChain, or similar frameworks

Experience with relational databases (PostgreSQL or similar)

Preferred Qualifications

Experience with Auth0 or similar identity providers

Experience with cloud-based CRM platforms (e.g., Creatio)

Familiarity with financial services or wealth management domains

Experience with Docker and containerization

Experience testing AI agents, including mocking LLM responses (e.g., pytest)

Working conditions

Evening and weekend work required occasionally for releases.

Ideally we would like this person to be a Phoenix area resident and be available to come into the corporate office 1-2 days per week.

Benefits

$105,000 to $120,000 per year base salary depending on experience.

Future career growth opportunity.

401(k) with a matching contribution up to 13%.

United Healthcare PPO medical coverage for employees, paid by the company.

Delta Dental PPO, United Healthcare Vision, Short Term Disability, Long Term Disability, Life Insurance, and many more voluntary options.

Generous holidays and PTO.

Come and join a team that is making a difference in their clients and employee's lives!

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Mobile App Developer • Scottsdale, AZ, US

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