← All crypto jobsSenior Backend Engineer - Finapps/Access
Masovian Voivodeship, Polandvia jobs.solana.comPosted 7/15/2026
Node.JsMicroservicesCryptography
About the role
As a Senior Backend Engineer at Fireblocks, you will play a crucial role in building and maintaining secure financial applications that leverage cutting-edge cryptographic techniques. Your expertise in Node.js and microservices architecture will help drive the development of scalable and efficient backend systems that meet the demands of the rapidly evolving web3 landscape.
What you'll do
• Design and implement robust microservices to support financial applications, ensuring high availability and performance.
• Collaborate with cross-functional teams to define and refine system architecture and service specifications.
• Develop and maintain secure APIs that facilitate seamless interactions between various components of the application.
• Conduct code reviews and implement best practices in software development, focusing on security and efficiency.
• Troubleshoot and resolve production issues, ensuring minimal disruption to service delivery.
• Stay updated on the latest trends in blockchain technology and cryptography to enhance product offerings.
What we're looking for
• Proven experience in backend development using Node.js, with a strong understanding of asynchronous programming and event-driven architecture.
• Familiarity with microservices design principles and experience in building scalable distributed systems.
• Deep knowledge of cryptographic principles and their application in securing financial transactions.
• Strong problem-solving skills and the ability to work in a fast-paced, agile environment.
• Excellent communication skills, with a track record of collaborating effectively with technical and non-technical stakeholders.
• A passion for web3 technologies and a keen interest in contributing to innovative financial solutions.
This is a BlockJobs summary of the role. See the original listing to apply.
Skills & technologies
Fireblocks is hiring for Senior Backend Engineer - Finapps/Access with a focus on Node.Js, Microservices, Cryptography. Highlight these on your profile to rank higher for this role.
How to apply
You can apply to this Senior Backend Engineer - Finapps/Access role at Fireblocks directly from BlockJobs. Sign in with LinkedIn and we’ll match you against every open crypto & web3 role — then auto-apply to all your matches in one click for a flat $10. You can also apply on the original listing.
Frequently asked questions
Is the Senior Backend Engineer - Finapps/Access role at Fireblocks remote?
This Senior Backend Engineer - Finapps/Access role is based in Masovian Voivodeship, Poland.
What skills does the Senior Backend Engineer - Finapps/Access role need?
Key skills for this role include Node.Js, Microservices, Cryptography.
How do I apply for Senior Backend Engineer - Finapps/Access at Fireblocks?
Open the role on BlockJobs and apply directly, or apply via the original listing. Sign in with LinkedIn to auto-apply to every matching crypto role in one click.
Related crypto jobs
Senior Counsel, Crypto ServicesFireblocks · United StatesGRC ExpertFireblocks · Berlin, Berlin, GermanyAI Secops Tech-leadFireblocks · Tel Aviv-Yafo, Tel Aviv District, IsraelFull Stack Engineer, BlockchainFireblocks · LondonSales Director, BankingFireblocks · Hong KongAssociate General Counsel, Crypto ServicesFireblocks · United StatesApplication Security DirectorFireblocks · Tel Aviv-Yafo, Tel Aviv District, IsraelAssociate General Counsel, Crypto ServicesFireblocks · New York Browse all crypto & web3 jobs →This listing was sourced from jobs.solana.com and ranked for crypto candidates. Apply via the original source.