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Umut SaglamUS

Umut Saglam

🚀 Senior SWE-Architect .NET | AI/Security/Cloud

€750/day
Paal, BE
8-15 years

Average response time: 1 hour

About Umut

Senior Software Engineer and Architect with 10+ years of experience designing, modernising, and scaling enterprise systems across telecom, energy, SaaS, real estate, and healthcare domains. Proven track record in legacy modernisation, cloud-native architecture, performance optimisation, and domain-driven design.

Recognised for translating complex business problems into robust, maintainable architectures,
mentoring engineers, and driving technical decisions across cross-functional teams. Strong focus on clean architecture, system reliability, and long-term scalability.
  • English

    Native or bilingual

  • Dutch

    Native or bilingual

  • Turkish

    Native or bilingual

  • French

    Conversational

Can work on-site
Paal (up to 50km), Antwerpen (up to 15km), Leuven (up to 20km), Hasselt (up to 30km), Brussel (up to 15km)

Experience

  • Elia
    Senior SWE / Architect
    ENERGY AND UTILITIES
    May 2025 - Today (1 year and 1 month)
    Brussels, Belgium
    • Reengineered an existing Python system into .NET 8, reducing processing time from 2–3 days to under 30 minutes.
    • Designed data streaming and caching strategies using intermediate tables to optimize performance.
    • Collaborated with architects and domain experts to establish a modern and maintainable architecture.
    • Made use microservices, gRPC and orchestrator for communication in between.
    • Delivered 100% code coverage across domain and business layers.
    • Further details hidden due to NDA.
    .NET Grpc MongoDB Atlassian JIRA Blazor
  • Telenet - Belgium
    Application Specialist (Senior SWE)
    TELECOMMUNICATIONS
    January 2024 - May 2025 (1 year and 4 months)
    Mechelen, Belgium
    - Lead: Spearheading interfacing efforts for the Marlin application, optimizing inventory processes for coax and fiber components.
    - Collaborate: Actively collaborating within the Product Journey Tribe, engaging with GIS experts, testers, and external developers.
    - Own Delivery: Ensuring seamless software delivery with end-to-end responsibility for multiple APIs.
    - Expertise: Demonstrating expertise in API .NET development, security, high-available setups, and complex data models.
    - Impactful Contribution: Contributing significantly to Fiber to the Home (FTTH) and coax sales processes.
    - Ownership: Organize meetings, communicate the next steps to relevant colleagues for progressing further.
    - Flexibility: Work with multiple teams, projects and (programming) languages. (C#/Java/English/Dutch)

    Part of teams:
    - NDT: Network Design Tooling
    - NFA: Network Field Assurance

    Projects worked/working on:
    - Smartwork Concept Api
    - MRO Validation Service
    - Transforming Services from GeoTEV to Marlin
    - Omgevingsloket
    - Test automation on several projects
    - Commercial WHS SP: Appointment Mgmt

    Functional & technical analysis (documentation) on:
    - Sync Gipod Eagle Infra
    - Omgevingsloket
    .NET ASP.NET Core Blazor Oracle Test Automation
  • Teamleader
    Senior Full-stack developer
    SOFTWARE PUBLISHING
    August 2022 - January 2024 (1 year and 5 months)
    Ghent, Belgium
    Development of SaaS Teamleader Orbit (previously Yadera).

    https://www.teamleader.eu/orbit/

    - Use of multiple tech: .NET (C#), ExtJS, JS, MSSQL and many more.
    - Maintain and develop further the codebase
    - Analyze user feedbacks/tickets to work towards solutions
    - Share knowledge by creating documentation for use by other/future developers (Atlassian Confluence)
    - Pair programming
    - Peer/code reviewing
    - Help out colleagues whenever needed
    .NET Ext.js Microsoft Azure SQL Atlassian Confluence Atlassian JIRA

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Education

  • Bachelor Elektronica - ICT
    Odisee
    2017

Skill set

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