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Location: Fredericksburg, VA
Phone: 717.799.2224
Email: dandanilyuk@gmail.com

Software Developer

Lifelong problem solver passionate about learning new skills. Proven track record automating workflows, delivering scalable and high-availability applications, and maintaining mission-critical software. Excels at finding innovative solutions to complex problems with a positive outlook.

Skills

  • Languages: Ruby, Python (Scripting), JavaScript (React, Node, ES6, TypeScript), HTML/HAML/ERB, CSS/SASS
  • Frameworks/Technologies: Ruby on Rails, Node/Express, Hotwire, Angular, PostgreSQL, MongoDB, AWS
  • DevOps/Cloud: AWS, Docker, Terraform, Heroku
  • Other: Git/GitHub, Testing (Rspec, Capybara), RESTful APIs, CI/CD, Configuration Management

Experience

Data Management / Configuration Control

CACI International Inc — (Sep 2024 – Present)

  • Automated critical workflows via Bash and Python scripting, reducing manual tasks.
  • Configured and maintained high-availability systems for mission-critical software.
  • Conducted system validation testing aligned with operational requirements.
  • Improved overall system performance and substantially reduced manual effort.
  • Maintained legacy C applications, implementing bug fixes and enhancements.

Software Engineer

Self-Employed — (Mar 2022 – Sep 2024)

  • Built and tested innovative startup ideas using Ruby on Rails and AWS.
  • Architected and developed scalable, user-centric web applications from MVP to deployment.
  • Leveraged AWS services for performance, scalability, and reliable deployment pipelines.
  • Gained expertise in rapid prototyping and delivering tech-driven solutions.

Software Development Manager

Trace First Inc — (Jul 2021 – Mar 2022)

  • Led a team in-office and remotely across time zones.
  • Provided mentorship and practical development advice to team members.
  • Researched, planned, implemented, and deployed new technologies/tools as needed.

Software Engineer

CarePort Health — (Dec 2020 – Jul 2021)

  • Collaborated with a remote team in an Agile environment to improve patient care.
  • Worked with 3rd party vendors to integrate multiple products with APIs.
  • Developed SMART on FHIR implementations in the healthcare industry.
  • Handled CI workflow with unit testing and deployments.

Software Engineer

Trace First Inc — (Apr 2018 – Dec 2020)

  • Developed, deployed, and maintained apps in production in a SCRUM environment.
  • Identified and reengineered performance bottlenecks (SQL, Computing, Image Processing).
  • Integrated application performance monitoring tools for proactive issue detection.

Education

Epicodus — (Jul 2017 – Feb 2018)

  • Full-Time, 6-month program, learning Rails, Ruby, Angular, JavaScript, CSS, HTML.
  • Built fully functional apps utilizing BDD, TDD, and OOP in a pair-programming environment.