# Colin Mullaney > Healthcare Software Engineer Location: Beverly, Massachusetts, United States Profile: https://flows.cv/colinmullaney ## Work Experience ### Software Engineer @ Counterpart Health Jan 2026 – Present ### Senior Software Engineer @ Blue Circle Health Jan 2024 – Jan 2026 - Implemented multiple API integrations using NodeJS to interact with EHR, CRM, and other systems - Developed and maintained an AWS Step Functions ELT pipeline to routinely populate Redshift data warehouse - Orchestrated reverse ETL processes, updating external systems based on data warehouse queries - Designed event-response process to supplement functionality of external systems; sending SMS auto-responses, creating alerts depending on provider licensure, generating PDFs from completed forms - Built out continuous deployment workflows with CircleCI to maintain AWS Infrastructure as Code - Maintained and monitored production systems using Cloudwatch alarms and dashboards - Collaborated with clinical and administrative stakeholders to design interactive Tableau dashboards for improving quality of T1D care, and tracking program results ### Backend Software Engineer @ Blue Circle Health Jan 2022 – Jan 2023 Following Blue Circle Health's acquisition of Cyft, shifted my role to focus on backend data systems and engineering. ### Software Engineer @ Cyft Inc Jan 2019 – Jan 2022 | Cambridge, MA Took part in all aspects of the data science pipeline from data ingest, cleaning, and validation, to building and evaluating machine learning models, to deploying AWS cloud infrastructure to leverage predictions. - Developed real-time ADT integration using various AWS tools (API gateway, Lambda, SQS, S3, Secrets manager), responding to patient admissions with cached Random Forest model predictions - Helped transition legacy SFTP server to managed AWS Transfer Service, improving reliability and reducing file transfer time - Performed data ingest of multiple data sources using Apache Spark, including CMS claims, electronic health records, and medical device data - Created various reports using Matplotlib and Plotly, to track process and outcome measures - Designed, trained, and evaluated multiple machine learning models using MLLib and Pytorch to predict a variety of outcomes: behavioral health admissions, SNF discharges, significant A1c increases, and hospice eligibility - Participated in recurring technical journal clubs ### Professional Development For Co-op Fellow @ Northeastern University Jan 2019 – Jan 2019 ### Data Science Co-op @ Cyft Inc Jan 2018 – Jan 2018 | Cambridge, MA Worked as part of a 10-person healthcare analytics startup that uses machine learning to improve quality of care for health plans and hospitals. Performed exploratory analyses of client EHR, claims, etc data to identify impactful use cases, wrote multiple Scala functions to validate data transfers from clients, and automated execution of multiple Zeppelin notebooks, reducing pipeline runtime significantly. ### Programming With Data TA @ Northeastern University Jan 2018 – Jan 2018 Teacher's Assistant for a new introductory Data Science course at Northeastern, DS2000: Programming with Data. Course focuses on teaching basic data manipulation with Python to non-majors. - Held weekly office hours, and tutoring sessions by appointment - Wrote autograding scripts to be used for homework submissions via Gradescope ### Quantitative Research Co-op @ Legendary Applied Analytics Jan 2017 – Jan 2017 | Boston, MA Co-op position on a small Data Science team, working on one-off analyses and various tools: including emotion classification, box office projection, and web scraping. ### CCIS Overview 1 Fellow @ Northeastern University Jan 2016 – Jan 2016 - Meet with students to answer questions, discuss goals, and develop a mentoring relationship - Assist Academic Adviser in teaching of an introduction to college course - Help incoming class of Computer Science students acclimate to the school environment ### Software Development Coop @ PowerAdvocate Jan 2016 – Jan 2016 | Boston, MA Full stack Software Developer Co-op position, working with Java in the back end, ExtJS in the front end, and SQL for Databases. Part of a small team, pair programming and working with senior members to directly affect the software that goes into production. ### Discrete Structures Tutor @ Northeastern University Jan 2015 – Jan 2015 - Held weekly office hours to assist students with Discrete Structures coursework - Aided TA in instruction of Discrete Structures recitation - Graded Discrete Structures exams ## Education ### Bachelor of Science (B.S.) in Computer Science and Mathematics Northeastern University ### Glastonbury High School ## Contact & Social - LinkedIn: https://linkedin.com/in/colin-mullaney - Portfolio: https://cmullaney12.github.io --- Source: https://flows.cv/colinmullaney JSON Resume: https://flows.cv/colinmullaney/resume.json Last updated: 2026-03-31