Web3 Java Smart Contract Jobs

About the Company One of the fastest-growing and most trusted companies in blockchain security, CertiK is a true market leader. To date, CertiK has worked with over 4,798 clients, secured over $597 billion worth of digital assets, and has monitored over 17,000 projects. Our clients include leading projects such as Aave, Polygon, Yearn, and Chiliz. Investors = Insight Partners, Sequoia, Tiger Global, Coatue Management, Lightspeed, Advent International, SoftBank, Hillhouse Capital, Goldman Sachs, Shunwei Capital, IDG Capital, Wing, Legend Star, Danhua Capital and other investors. About the Role We are seeking an experienced Solidity Compiler Frontend Engineer to join our team working on cutting-edge blockchain compiler infrastructure and formal verification tools. You will participate in developing and optimizing the frontend components of Solidity compilation pipelines, with a focus on static analysis, type checking, and integration with formal verification systems.

Responsibilities

• Design and implement frontend components for the Solidity compiler, including lexical analysis, parsing, AST generation, and semantic analysis.
• Optimize compiler performance and improve error reporting and diagnostics.
• Develop integration layers between the Solidity compiler and formal verification tools.
• Contribute to the evolution of Solidity language features and specification.
• Collaborate with security researchers to implement static analysis and security checks.
• Maintain and improve existing compiler infrastructure and tooling.

Requirements

• 3+ years of professional experience in Solidity compiler development or related compiler projects (e.g., EVM-based languages, smart contract compilers)
• Strong proficiency in Java with deep understanding of Java based compiler development and optimization
• Solid foundation in compiler theory, including parsing techniques, type systems, and intermediate representations
• Experience with formal methods or formal verification tools (e.g., SMT solvers, theorem provers, or verification frameworks)
• Strong understanding of the Ethereum Virtual Machine (EVM) and smart contract execution models
• Excellent problem-solving skills and attention to detail

Preferred Qualifications

• Experience with LLVM or similar compiler infrastructure
• Knowledge of programming language semantics and type theory
• Contributions to open-source compiler projects
• Experience with Solidity or other blockchain programming languages

What We Offer

• Opportunity to shape the national conversation on blockchain and security.
• Collaborate with industry-leading security researchers, technologists, and global institutions.
• Flexible work environment and mission-driven culture.

Compensation: If the role is performed in the US, the target annual compensation is $140,000 - $220,000. The exact compensation at which this job is filled will be determined by the skills and experience of qualified candidates. #blockchain #startups #hiring CertiK accepts applications for this position on an ongoing basis. CertiK is proud to offer medical, vision, and dental insurance, 401(k) plan with company matching, life and accidental death and dismemberment insurance, HSA (with high deductible plan), FSA, and other benefits to all full-time employees, along with flexible paid time off and holidays. CertiK also offers a variable commission program for business development sales roles. In compliance with federal law, all persons hired will be required to verify identity and eligibility to work in the United States and to complete the required employment eligibility verification form upon hire. CertiK is proud to be an equal opportunity employer. We will not discriminate against any applicant or employee on the basis of age, race, color, creed, religion, sex, sexual orientation, gender, gender identity or expression, medical condition, national origin, ancestry, citizenship, marital status or civil partnership/union status, physical or mental disability, pregnancy, childbirth, genetic information, military and veteran status, or any other basis prohibited by applicable federal, state or local law. CertiK will consider for employment qualified applicants with criminal histories in a manner consistent with local and federal requirements. https://www.eeoc.gov/sites/default/files/migrated_files/employers/poster_screen_reader_optimized.pdf All CertiK employees are expected to actively support diversity on their teams, and in the Company.We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.