Loading...
Please wait a moment
Founded by passionate advocates of learning and innovation, Learni set out to make professional training accessible to everyone, everywhere in the world. Our team works in the largest cities such as Paris, Lyon, Marseille, and internationally, to support talents and organizations in their skills development.
Which format do you prefer?
30 free minutes with a training advisor — no commitment.
Loading available slots...
Artificial Intelligence training in Cardiff in May 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Explore the projected return on investment from no-code training programs for businesses by March 2026, including cost savings, productivity gains, and real-world case studies.
Cybersecurity training in Oklahoma City in December 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Professional Training training in New York in September 2026 with Learni. Certified, expert trainers, eligible for employer funding. Free quote.
Don't let this gap widen
Without intermediate Solidity mastery, your smart contracts expose you to massive hacks: 3.7 billion $ lost in 2022 (Chainalysis).
Reentrancy like Poly Network (611M$) ruins projects.
Unoptimized gas doubles deployment costs, blocking DeFi scaling.
Ignore OpenZeppelin, miss ERC-721 standards, lose 80% NFT/Web3 opportunities.
Missed audits = 40% pro audit failures.
Skip this training, stagnate against certified competitors, miss 5k€/month freelance revenues.
Invest 28h, secure your blockchain career.
The Solidity Training - Master Secure Smart Contracts training is delivered in-person or remotely (blended-learning, e-learning, virtual classroom, remote in-person). At Learni, a Qualiopi-certified training organization, each program is designed to maximize skills acquisition, regardless of the training mode chosen.
The trainer alternates between demonstrative, interrogative, and active methods (through practical exercises and/or real-world scenarios). This pedagogical approach ensures concrete and directly applicable learning in the workplace.
To ensure the quality of the Solidity Training - Master Secure Smart Contracts training, Learni provides the following teaching resources:
For in-house training at a location external to Learni, the client ensures and commits to having all necessary teaching materials (IT equipment, internet connection...) for the proper conduct of the training action in accordance with the prerequisites indicated in the communicated training program.
The assessment of skills acquired during the Solidity Training - Master Secure Smart Contracts training is carried out through:
Learni is committed to the accessibility of its professional training programs. All our training programs are accessible to people with disabilities. Our teams are available to adapt teaching methods to your specific needs. Do not hesitate to contact us for any accommodation request.
Learni training programs are available for inter-company and intra-company settings, both in-person and remote. Registration is possible up to 48 business hours before the start of training. Our programs are eligible for OPCO, Pôle emploi, and FNE-Formation funding. Contact us to discuss your training project and funding possibilities.
Dive into advanced data structures via Remix IDE, code secure mappings and dynamic arrays, solve exercises on modifiers for access control, analyze concrete DeFi cases, produce tested deliverables in groups, gain fluency for real projects.
Master events and overrides by integrating OpenZeppelin, develop contracts with multiple inheritance, simulate chained interactions on Hardhat, apply to real NFT scenarios, generate actionable logs, receive expert feedback to accelerate your Web3 expertise.
Identify vulnerabilities with Slither and Foundry, code anti-reentrancy protections, optimize gas via assembly patterns, audit live contracts like Ronin hack, produce secure reports, turn risks into strengths for reliable deployments.
Deploy on Sepolia testnet with Hardhat scripts, test end-to-end via Mocha, monitor via Etherscan, finalize complete DeFi project, export deployed deliverables, leave with pro portfolio and confidence for blockchain freelancing.
Target audience
Junior blockchain developers, Web3 software engineers, IT experts upskilling in Solidity.
Prerequisites
Solidity basics (syntax, simple contracts), JavaScript, Ethereum basics and Remix IDE.
Loading...
Please wait a moment





























