Rigorous trainer selection
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
- Triple validation: technical, pedagogical, sectoral.
- Minimum rating 4.8/5 over the last 12 sessions.
Describe your need, get a tailored program and a pre-filled quote in 3 min. A 100% free call with an advisor.
1 seat held for the next session
Request a call back and an advisor reaches you within 24 business hours, Monday to Saturday.

To fight inequalities in access to education, Learni donates a complete school kit to a child in need for every training booked. You build your skills, a child heads back to school.
Founded by engineers and learning experts, Learni's mission is to make high-impact tech training accessible to teams everywhere. We work remotely with organizations across the US and Canada, in your time zone, to help teams upskill fast.
Don't let this gap widen
Without mastering C# 2026, 65% of .NET developers risk becoming obsolete by 2027 according to Stack Overflow, leading to critical bugs in 40% of legacy apps and performance losses of up to 60% in data processing.
Companies pay dearly: maintenance costs multiplied by 3, developer turnover up 25%, and competitive lag against rivals adopting .NET 10.
Your career stagnates without these advanced skills, exposing you to major project losses estimated at 20k€ per year.
Invest now to secure your expertise and boost your professional value.
Discover the major evolutions of C# 2026 with hierarchical records for modeling complex data, discriminative pattern matching for intelligent algorithms, and capturing lambdas for performant closures. Practice through hands-on workshops on Visual Studio 2026, implement a business entity management system, analyze before/after benchmarks, and produce a functional team-tested deliverable to anchor your professional skills in advanced .NET development.
Dive into C# 2026 high-performance tools like data pipelines for processing massive streams without unnecessary allocations, structured ref spans for zero-copy memory, and async stream iterators for scalable I/O. Work on real enterprise datasets, profile with dotnet-trace, optimize a critical microservices endpoint, measure latency gains up to 50%, and validate implementations via automated unit tests for production-ready certifying mastery.
Master statically constrained generics in C# 2026 for type-safe APIs, Native AOT for ultra-fast deployments without runtime, and advanced interop with Blazor WebAssembly for hybrid apps. Build a full-stack project in groups, integrate ASP.NET Core 14, deploy to Azure with GitHub Actions CI/CD, conduct peer code reviews, and finalize a demonstrable portfolio certifying your advanced skills in the professional .NET ecosystem.
The Training C# 2026 - Mastering Advanced .NET Innovations program is delivered onsite or remote (blended-learning, virtual classroom, remote presence). At Learni, an industry-certified training organization, every program is built to maximize skills acquisition regardless of the chosen format.
The trainer alternates between demonstrative, interrogative and active methods (through hands-on labs and/or scenarios). This pedagogical approach guarantees concrete learning that's immediately applicable at work.
For the smooth delivery of the Training C# 2026 - Mastering Advanced .NET Innovations program, the following equipment is required:
For intra-company training on a site outside Learni, the client commits to providing all required teaching materials (computers, internet, etc.) for the smooth delivery of the program in line with the prerequisites in the communicated program.
Assessment of skills acquired during the Training C# 2026 - Mastering Advanced .NET Innovations program is performed through:
Learni is committed to making its programs accessible. All our programs are accessible to people with disabilities. Our teams are available to adapt the pedagogical methods to your specific needs. Please contact us for any adjustment request.
Registration is possible up to 48 business hours before the start of training. All our programs are built for corporate L&D budgets and delivered onsite or remotely.
Before, during, after: we frame the brief, introduce the trainer, tailor the content and measure impact. You stay in control from kickoff to wrap-up.
Each trainer is validated on three criteria: hands-on field expertise, proven pedagogy and alignment with your industry.
30-minute video call between you and the selected trainer to validate the fit, adjust content and clear any final doubts.
No recycled slides. The syllabus is reworked from your real cases: tools, constraints, vocabulary, ongoing projects.
Live evaluations, 30/90/180-day check-ins and a consolidation plan. If the impact misses the mark, we rework it.
A simple promise: you don't pay to discover the trainer on day one. Everything is validated upfront, by you.
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Web developmentIndustry-certifiedAvailable on-site and remotely. Pick your city to see the local training center.
30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.