Donald Sipe Email & Phone Number

Scarborough, Me, Us

Scarborough, Me, Us

Stamford, Connecticut, Us

• Spearheading implementation of an internal developer portal featuring a service catalog, cloud spend reporting, and automated gold-standard service scaffolding expected to enhance efficiency and developer satisfaction by 20-30%.• Conduct lunch-and-learn sessions, sharing expertise and fostering a culture of continuous learning among development staff.• Developing a new TypeScript application that corelates data from various service providers such as JIRA, GitLab, and Datadog, to calculate key performance metrics (DORA metrics) for each team.

Stamford, Connecticut, Us

• Analyzed business requirements for new projects and then researched and evaluated which cloud technologies would best satisfy them.• Created comprehensive documentation, including requirements analysis, domain modeling, architecture diagrams, and architecture decision records (ADRs).• Led the planning and migration of complex business-critical legacy systems into AWS using serverless, event-driven architecture.• Developed and regularly updated detailed C4 architecture diagrams of all critical applications.• Collaborated with internal teams to optimize and scale existing applications using AWS-native services.• Designed a high-throughput greenfield system written in .NET Core to replace a critical legacy system.• Led Domain-Driven Design (DDD) Event Storm sessions with business stakeholders on numerous product lines.• Conducted in-depth architecture and code reviews of legacy applications, documenting the systems landscape.• Mentored and managed junior architects.

Stamford, Connecticut, Us

• Managed team of DevOps engineers focused on building out new CI/CD capabilities for internal product teams, accelerating deployment cycles.• Developed reusable Infrastructure as Code (IaC) modules with Terraform, standardizing AWS cloud infrastructure.• Developed reusable Bash scripts for standardized CI/CD workflows.• Developed custom code to send operational metrics to Datadog dashboards.• Scripted Docker images following industry best practices to run a wide range of in-house applications and their dependencies.• Designed and implemented complete CI/CD pipelines with custom runners in GitLab CI to compile applications into Docker images and deploy to ECS clusters.• Pushed for adoption of DORA metrics and other continuous delivery principles, including small batch sizes, trunk-based development, and continuous testing.

Stamford, Connecticut, Us

• Managed the Internal Systems team, setting priorities for team members, performing code reviews, and reporting the team’s progress regularly to the CEO.

Stamford, Connecticut, Us

• Lead architect and developer of scalable data import system capable of processing millions of jobs per day.• Built several internal operational tools leveraging PHP and Microsoft SQL Server.• Administered Linux application servers, configuring with all required dependencies: from web server to message queues to security certificates.• Developed and maintained custom Python-based Fabric deployment tool to simplify, standardize, and automate the deployment of applications across different Linux hosts. • Mentored junior developers.

• Created a MySQL-based workflow engine using multifactor condition analysis, impact analysis tool, and support for multiple data sources and structures.• Wrote primary XML API interfaces for receiving and delivering approximately 80% of all orders.

Raleigh, Nc, Us

• Lead Drupal developer on a new community website for local mothers.• Developed and led the execution of plans to convert the entire newsobserver.com site to table-less layout and optimize page load times.

• Worked in a small team to develop a client website using hand-coded CSS, JavaScript, and HTML.

• Designed and developed new team-focused customer relationship management (CRM) application.