Demo

Senior Software Engineer

Certified
York, NY Full Time
POSTED ON 12/1/2025 CLOSED ON 12/30/2025

What are the responsibilities and job description for the Senior Software Engineer position at Certified?

\(1\) Lead end-to-end feature development, from user interface implementation/backend logic to smart contract/blockchain integration, in a fast-paced/product-driven environment. (2) Design/develop modern/responsive full-stack Web3 applications. (3) Build/deploy/maintain robust backend systems/APIs/microservices for blockchain data processing/user interaction/real-time functionality. (4) Process/analyze on-chain/off-chain data & integrate wallet connectivity via secure/scalable Web3 tools. (5) Create engaging frontend that incorporates interactive data visualizations, animations, UI/UX best practices & SEO strategies to enhance engagement/retention. (6) Monitor advancements in Web3 ecosystem, including developer tooling/blockchain protocols/web technologies, to enhance stack efficiency & maintain architectural modernization.Required: Master’s degree in Computer Science/Engineering or a related field. Advanced knowledge of algorithms/data structures/operating systems/computer architecture/network protocols. In-depth understanding of blockchain fundamentals, including decentralized networks/Web3 infrastructure/smart contract development (EVM/Web3.js). Expertise in frontend development using React/JavaScript/TypeScript/HTML/CSS & backend development, including API architecture/design, server-side development & caching strategies. Proficiency in cloud services (AWS/S3/EC2).Salary: $132,000 - $180,000/Year.Apply: jobs@certik.com

Salary : $132,000 - $180,000

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