Skip to main content
Let’s talk
Cristian Sarghe standing and leaning forward, resting his hands on his name

Freelance Senior Developer & Technical Lead

I build web applications, develop AI agent workflows, and lead development teams.

  • Angular
  • .NET
  • AI
  • Azure
Check CVLinkedInLet’s talk

Client apps.Back-office. SaaS.End to end.

I’m a freelance full-stack developer building Angular and .NET web apps, back-office systems and SaaS products, from interface design to deployment.

Tell me what you need

  • Angular & .NET development

    Angular, .NET APIs, SQL Server and Azure. New web apps, Angular upgrades and features for existing products.

    • Angular
    • .NET
    • SQL Server
    • Azure
    • AI APIs

  • AI integration & automation

    AI agent development for research, publishing and social media, with workflow automation connected to your applications and APIs.

  • Technical leadership

    Architecture, hands-on coding, technical interviews, code reviews and releases. Experience leading 10+ developers.

A few projects
I’ve worked on.

  1. PressEra

    Publishing · Romania

    A centralized newsroom for AI-assisted publishing.

    I designed and built PressEra for centralized management of multiple publications, connecting newsroom operations, AI editorial workflows and reader websites. I handled the architecture, UI/UX, development and deployment.

    Co-founder and Technical Lead

    • Angular
    • .NET
    • Architecture
    • UI/UX
    • AI agentic workflows
    • SQL Server
    What I worked on at PressEra
    • Product planning, UX, frontend, APIs, and database architecture.
    • Multiple AI agentic workflows and automations for editorial assistance, including subject recommendations, trends, research and social media management.
    • SEO, analytics, live updates, cost optimization and reliability.
    PressEra news homepage, with its main story and latest articles.
    pressera.ro

    PressEra screenshot 1 / 4

  2. Rflect

    Education · Switzerland

    Meta-learning for university students.

    I improved student and lecturer workflows with responsive interfaces, clear navigation and carefully tuned animations. Working closely with Rflect’s product team, I delivered new features and refined the UI and UX as the startup grew.

    Senior Angular Developer

    • Angular
    • UI/UX
    • AI
    • Capacitor
    What I worked on at Rflect
    • Figma designs brought to life with attention to interactions and everyday use.
    • Angular upgrades, reusable UI components, and ongoing product features.
    • Mobile application development using the existing Angular frontend.
    Rflect application showing a student responding to a guided reflection.
    rflect.ch

  3. LucaNet

    Financial software · Germany

    Financial software reborn as SaaS.

    As LucaNet rebuilt its on-premise financial software as SaaS, I led a large application’s integration into the central microfrontend platform. I coordinated 10+ developers, planned workloads, tracked progress and synchronized releases with other teams.

    Frontend Technical Lead

    • Angular
    • Microfrontends
    • Architecture
    • Interviewing
    What I worked on at LucaNet
    • Module Federation integration, interface development and code reviews.
    • Work refinement, workload planning and progress tracking for 10+ developers.
    • Unblocking teammates and interviewing developers joining the team.
    • Release planning and synchronization with product, backend, QA and SRE.
    LucaNet financial dashboard with profit, revenue and EBIT charts, using fictional sample data.
    lucanet.com

  4. Salade2Fruits

    Warehouse operations · France

    Warehouse management apps with live delivery tracking.

    I developed features across Salade2Fruits’ warehouse management ecosystem, helping staff and managers track operations, work more efficiently and follow deliveries in real time across half of France.

    Senior Angular / .NET Developer

    • Angular
    • .NET
    • Azure
    • SignalR
    What I worked on at Salade2Fruits
    • Data-heavy warehouse interfaces and real-time delivery events.
    • Authentication across connected applications using OpenIddict.
    • Azure pipelines, private packages, and production monitoring and debugging.
    Salade2Fruits homepage showing its fresh produce offer and warehouse conveyor, with contact numbers obscured.
    salade2fruits.eu

Hire me for
your next project.

Tell me what you’re building and where you need help. I can take on the development, work alongside your team or lead the technical delivery.

Let’s talkMore about me

What clients and
colleagues say.

Cristian is the person on the dev team that I went to for all cross-functional tasks and missions, requiring substantive and meticulous work.

This relentless professional often comes up with the right solution and a precise and efficient implementation.

Joelle S. — Product Owner / Product Manager
1 / 6

Recommendation from Joelle S..

Need a developer
or technical lead?

About me

Reach out