Sami Horani

About

Highly skilled Software Engineer & Systems Architect with extensive experience in aerospace, telecommunications, and enterprise integration. A key contributor to mission-critical satellite systems, real-time data processing, and defense technologies at Hughes Aircraft. Adept at designing high-performance telemetry systems, cloud-based enterprise solutions, and large-scale distributed applications. Strong expertise in Python, Java/Javascript, C++, and real-time operating systems, with a proven track record of leading technical teams in aerospace, healthcare, and financial sectors. Results-driven DevOps Engineer adept at streamlining software delivery pipelines, optimizing cloud infrastructure, and implementing self-healing automation solutions. Passionate about enhancing system reliability, scalability, and security while driving digital transformation through DevOps best practices.

With over 25 years of experience in software development and systems integration, I specialize in designing high-performance APIs, automating workflows using machine learning and NLP, and delivering scalable cloud-native applications on Azure and Kubernetes.

🔧 Core strengths:
• API & Microservices Architecture
• AI/ML-Driven Automation
• Cloud Platforms (Azure, AWS)
• Enterprise Integration & DevOps
• Technical Leadership & Cross-Functional Collaboration

I’m passionate about simplifying complex systems with elegant engineering, mentoring high-performing teams, and driving measurable digital transformation across large enterprises.

Let’s connect if you’re working on the next big challenge in cloud, AI, or software transformation.

Experience

01

Principal Software Engineer

AT&T / DIRECTV

2004 – 2024 · El Segundo, CA

  • Provide strategic leadership for the design, implementation, and lifecycle management of the NFL OTT API ecosystem, ensuring secure, scalable, and reliable digital commerce experiences.
  • Oversee the end-to-end integration of authentication (OAuth), eligibility, offer management, cart, prospect, and order APIs, aligning technical delivery with business objectives and compliance requirements.
  • Direct cross-functional teams in the development and maintenance of customer-facing endpoints, ensuring seamless user journeys from eligibility assessment through order completion.
  • Establish and enforce API security, session management, and data privacy standards, including token-based authentication and sensitive payment data handling.
  • Drive continuous improvement in API error handling, monitoring, and transaction traceability to optimize operational efficiency and customer satisfaction.
  • Collaborate with business stakeholders to define requirements and prioritize enhancements for NFL OTT digital product offerings.
  • Ensure robust documentation, version control, and change management practices for all API modules to support internal and external developer enablement.
  • Lead incident response and root cause analysis for API-related issues, implementing preventative measures and communicating impacts to executive leadership.
  • Foster a culture of innovation and agility, leveraging emerging technologies and best practices to enhance the NFL OTT digital platform’s competitive advantage.
  • Designed and implemented cloud-based CI/CD pipelines, automating deployments across hybrid environments using Jenkins, GitLab CI/CD, and Azure DevOps.
  • Developed an AI-powered self-healing system using Camunda, reducing incident resolution from hours to minutes, saving $10K per event in mitigation costs.
  • Led the containerization of microservices, deploying applications using Docker, Kubernetes, and Helm to improve scalability and fault tolerance.
  • Automated infrastructure provisioning with Terraform and Ansible, reducing manual operations and improving system consistency.
  • Implemented security best practices for DevOps workflows, integrating SAST/DAST scanning tools (SonarQube, Trivy) into pipelines.
  • Optimized log monitoring and alerting with ELK stack, Prometheus, and Grafana, reducing MTTR (Mean Time to Resolution) for incidents.
  • Led an API team to facilitate the adoption of APIs, transforming web services to expose assets through APIs.
  • Developed services to deactivate and recycle improperly deactivated access cards to prevent automatic reinstatement.
  • Conceptualized and designed the AiOps application for AI/ML detection and automated recovery, enhancing service delivery and optimizing resource utilization. This solution facilitated comprehensive monitoring of operational databases and application health resources through a customizable dashboard integrated with ServiceNow using tools such as Nagios, Dynatrace, AppDynamics, and Prometheus for metrics collection and ELK and Splunk for logging.
  • Automated remediation to reduce potential performance impacts.
  • Achieved over 80% average outage minutes avoided, exceeding the original target of 30–50% Outage Minute Reduction.
  • Showed a 10% decrease in Outage Minutes (saving $700,000 at Observability and Notifications Level) and a 60% decrease in Outage Minutes (saving $6,000,000 at Automated Diagnostics & Recovery level) from 2021 vs 2022 Impact Assessment.
  • Responsibilities include developing and maintaining infrastructure as code (IaC) scripts using Terraform for Azure, ensuring software compliance, managing Docker images, and automating security vulnerability remediation using Azure DevOps Pipelines.
02

Software Engineer

Oracle

1998 – 2004 · Monrovia, CA

  • Spearheaded the integration of Union Bank of Switzerland (UBS) and Swiss Bank Corporation financial systems, utilizing SWIFT messaging and Sun Middleware, helping UBS avoid a $1M regulatory fine by meeting the merger deadline in 3 months.
  • Led the development of DataHub, an enterprise integration platform for Canadian Pacific Ships, consolidating legacy system data warehouses using JDBC, RMI, EJB, Oracle, and IBM WebSphere, enhancing data accessibility and operational efficiency.
  • Helped ON-semiconductor collaborate with Lucent Technologies on an electronic data transaction to facilitate the transfer of EDI X12 and RosettaNet semiconductor data, enabling real-time product information access.
  • Built a key interface between Oracle Financial and Siebel CRM Sales and Marketing for Xircom, saving valuable time for worldwide sales force.
  • Led architect in a Healthcare B2B integration project, implementing EDI X12 and HIPAA transactions for insurance eligibility requests from over 1200 dental and physician sites.
  • Led architect engineer in a Healthcare De-Duping project, identifying and resolving duplication of records in real-time, saving hospital time and expense and increasing patient satisfaction.
  • Integration of Accounts Payable and General Ledger systems of AS400 CLAS application with PeopleSoft HR system for Boeing Capital Corporation.
  • Responsibilities included designing, developing, testing, and deploying distributed business objects in a three-tier environment for Fortune 500 companies in healthcare and commercial industries.
  • Served as a Technical GO-TO person and mentor for colleagues.
  • Designed and authored technical documentation.
  • Managed a team of 5 programmers to build a Generic Compiler (subset of Pascal) using Object-Oriented concepts in ADA.
03

Software Engineer

Hughes Aircraft

1995 – 1998 · El Segundo, CA

  • Developed real-time mission-critical software for telecommunication satellites, ensuring high reliability and fault tolerance for space communications.
  • Made a number of enhancements to PLOT, MIMICS, and SHAPE (Satellite Health And Performance Evaluation) GUI applications for Hughes Aircraft ground systems.
  • Implemented and tested SHAPE, MIMICS, and TCR (Telemetry, Command, and Ranging) systems, which monitored satellite performance and executed autonomous system health checks.
  • Served as Software Architect for SHAPE and CECIL (C Enhanced Command Interpreter Language), modernizing spacecraft command processing for low-latency execution.
  • Designed, coded, tested, and maintained software.
  • Investigated software problems and coordinated with end user to implement feedback in many different products.
  • Provided customer training of software products, as required.

Skills

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