Senior Full-Stack Engineer

Butterflymx
Largo, FL

ButterflyMX is your leading property technology company that aims to simplify property access for owners, staff, residents, and visitors. Our innovative access control solutions are relied upon by more than 10,000 multifamily, commercial, student housing, and gated communities worldwide, including the most trusted names in the real estate industry.

ButterflyMX is growing exponentially, and we want you to grow with us! We’re looking for top-tier talent who want to supercharge their careers in a high-growth, innovative, and industry-changing company. 

At ButterflyMX, we value exceptional people who are intelligent, passionate, collaborative, and balanced. As a distributed workforce, we offer a transparent and flexible culture, along with benefits like a 401(k) match and quarterly stipends for self-care. We work hard to continually improve the experience of everyone in our communities while also finding time to enjoy our personal passions.

ButterflyMX is looking for a Senior Full Stack Engineer to join our stellar team that focuses on building world class products for the built world. Our mission is to revolutionize how people access the buildings that they live and work in.

Responsibilities:

  • Partner with Product, Design, and other Engineering teams to help design, build, and evolve the APIs and services that power our products
  • Lead large-scale projects from ideation to launch with a customer-first mindset
  • Design, build, and maintain efficient, reusable, reliable and testable code
  • Identify bottlenecks and bugs, devise solutions and propose optimizations
  • Comfortable working with components and systems across both the front-end and back-end layers of the architecture
  • Implement patterns and systems allowing for independently deployable full-stack services at a level of granularity appropriate for team composition and business value
  • Help maintain code quality, organization and automatization
  • Writing new and improving current documentation
  • Lead by example for other members of the team as a dedicated, passionate, and flexible technologist who is constantly striving to improve code quality, design and system architecture
  • Help define, document, evolve, and evangelize high engineering standards and best practices across multiple areas
  • 5+ years of professional development experience
  • 4+ years of professional development experience in TypeScript, JavaScript
  • Strong experience with automated CI/CD pipelines
  • Strong experience working in and advocating for Agile environments
  • Deep understanding of testing and what, when and how to test
  • Extensive experience with developing and maintaining APIs, as well as integrating with 3rd party APIs
  • Hands on experience working in a Distributed/Cloud-based environment (e.g. Amazon EC2/ECS, Lambdas, No-SQL DB, Azure, etc.) within a service-oriented architecture
  • Experience working with relational databases and writing SQL queries
  • Experience with using Docker and development in a dockerized environment
  • Experience with managing security for Linux/AWS/Docker environments
  • Excellent verbal and written communication and collaboration skills to effectively communicate with both business and technical teams
  • Comfortable working in a fast-paced, results-oriented environment
  • Experience with the following technologies:
    • GraphQL
  • Familiarity with development for IoT device
  • Motivated by the desire to learn and collaborate, to own and improve, and to focus on what helps the business succeed
  • Well versed in the disciplines of security, reliability, and scalability
  • Well versed with Agile methodology and who believes in the value of a well written and appropriately defined user story
  • Open-minded approach to choosing the right tool for the job
  • User-focused with a keen sense of how your code will impact the user's experience in terms of performance, security and usability
  • Passionate about frequent value delivery through collaboration with product owners, preferring MVPs and tight build-measure-learn loops to maximize value
  • Someone who truly cares about leading and mentoring engineers
Posted 2025-09-14

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