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.
Founded by passionate learning and innovation experts, Learni's mission is to make professional training accessible to everyone, anywhere in the world. Our team operates in major hubs — London, New York, Boston — and internationally, to support talents and organizations in upskilling.
Don't let this gap widen
Without this upskilling, your team accumulates a technological gap that translates directly into productivity loss.
Organizations that don't train their talents on key topics see their competitiveness drop.
Every quarter without training is a gap widening with competitors who invest.
The cost of inaction quickly exceeds that of well-targeted training.
Discover the advanced mechanisms of trace ingestion in Sentry Performance, configure SDKs for Node.js and React, integrate custom spans during practical exercises on real apps, analyze initial latency metrics, create your first dashboards to visualize slow transactions, and export reports ready for the IT team, while simulating intensive production scenarios.
Dive into CPU and memory profiling via Sentry Performance, generate interactive flamegraphs to identify hot paths, practice on real e-commerce app cases, optimize impactful database queries, compare performance before/after refactoring, and produce quantified reports demonstrating 30% latency gains, with a focus on Prometheus integrations.
Master distributed traces with Sentry Performance and OpenTelemetry, trace multi-service flows in Kubernetes, detect inter-app bottlenecks, configure intelligent sampling for scaling, perform exercises on cloud-native architectures, visualize dependencies via dynamic graphs, and deploy customized alerts to prevent downtimes, generating actionable deliverables for the company.
Implement advanced alerts in Sentry Performance based on SLOs, integrate with Slack and PagerDuty for maximum responsiveness, automate performance regressions via GitHub Actions, test coupled load testing scenarios, optimize caches and queries via Sentry insights, produce rapid resolution playbooks, and measure impact on application availability during intensive hands-on sessions.
Apply all skills to a capstone project simulating a critical production environment, migrate legacy monitoring to Sentry Performance, analyze massive data to predict failures, customize guards and quotas, review best practices with the expert trainer, take the Qualiopi certifying evaluation, and leave with a concrete portfolio demonstrating your new professional optimization skills.
The Training Sentry Performance - Optimizing Apps in Production program is delivered onsite or remote (blended-learning, e-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 Sentry Performance - Optimizing Apps in Production 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 Sentry Performance - Optimizing Apps in Production 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.
Learni programs are available inter-company and intra-company, onsite or remote. Enrollments are possible up to 48 business hours before the program starts. Our programs are eligible for corporate funding paths. Contact us to discuss your training project and funding options.
« cool, j'ai appris des trucs »
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
« 😊👍 »
« bien 👍 »
« Allan Busi t'es au top, continue comme ça. formation géniale »
« cool, j'ai appris des trucs »
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
« 😊👍 »
« bien 👍 »
« Allan Busi t'es au top, continue comme ça. formation géniale »
« cool, j'ai appris des trucs »
« j'etais perdu au debut mais Ramy Saharaoui m'a pas laché, il a pris le temps. merci vraiment »
« la formation dev etait intense mais grave bien. merci Anthony Khelil »
« 😊👍 »
« bien 👍 »
« Allan Busi t'es au top, continue comme ça. formation géniale »
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.
Performance & OptimisationIndustry-certified
Performance & OptimisationIndustry-certified
Performance & OptimisationIndustry-certified
Performance & OptimisationIndustry-certified
Performance & OptimisationIndustry-certified
Performance & OptimisationIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
Développement WebIndustry-certified
ManagementIndustry-certified
ManagementIndustry-certified
ManagementIndustry-certified
ManagementIndustry-certified
ManagementIndustry-certified
ManagementIndustry-certified
Cartographie & SIGIndustry-certified
Cartographie & SIGIndustry-certified
Cartographie & SIGIndustry-certified
Cartographie & SIGIndustry-certified
Cartographie & SIGIndustry-certified
Cartographie & SIGIndustry-certified30 minutes with a learning advisor. No commitment. No sales pitch dressed up as a demo.