Senior Back End Engineer, Explorer

is connecting the world to the future of finance. As the most trusted and fastest-growing global crypto company, it helps millions of people worldwide safely access cryptocurrency. Since its inception in 2011, has earned the trust of over 90 million wallet holders and more than 40 million verified users, facilitating over $1 trillion in crypto transactions.

is the world's leading software platform for digital assets. Offering the largest production blockchain platform in the world, we share the passion to code, create, and ultimately build an open, accessible, and fair financial future—one piece of software at a time.

We are looking for a proactive, thorough Senior Back End Engineer to help build the next generation of Blockchain Explorers. You will play a critical role building explorer related APIs such as blockchain indexers and its related tools, integrating with 3rd parties and creating many other components related to the explorer ecosystem. Ultimately, you should be able to adapt quickly to meet the needs of our fast growth and the rapidly evolving crypto ecosystem.

As a Senior Back-End engineer you must be able to build testable, scalable systems, drive technical discussions and make a positive impact on the team's development by advocating the best engineering practices.

Our development team tackles some of the most interesting problems in the crypto space while rapidly and securely scaling a distributed platform that touches millions of people every day. We want you to join us

WHAT YOU WILL DO

• Build systems to support new blockchains in our explorer
• Ingest and process blockchain data
• Integrate with 3rd party software 
• Build scalable API for our Front-end to consume
• Contribute to existing services
  
  

WHAT YOU WILL NEED

• You are highly motivated, self-driven, passionate about crypto currencies,
• You find your way around when confronted to a novel problem not many people faced before,
• You take full responsibility for all the projects you work in
• Real world experience with Blockchains
• Deep understanding of blockchain architecture, consensus mechanisms (PoW/PoS), and data structures (blocks, transactions, Merkle trees).
• Experience parsing blockchain data (e.g., parsing Bitcoin/Ethereum blocks, querying nodes, or using APIs like Etherscan/Blockchair)
• Strong grasp of REST APIs, microservices, and distributed systems design

COMPENSATION & PERKS

• Competitive full-time salary based on experience and meaningful equity in an industry-leading company
• The opportunity to be a key player and build your career at a rapidly expanding, global technology company in an exciting, emerging industry.
• Performance-based bonuses
• Apple equipment provided by the company
• Hybrid role from our office in Palermo, four days per week in the office.
• Work from Anywhere Policy: You can work remotely from anywhere in the world for up to 20 days per year.

Blockchain is committed to diversity and inclusion in the workplace and is proud to be an equal opportunity employer. We prohibit discrimination and harassment of any kind based on race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, and apprenticeship. Blockchain makes hiring decisions based solely on qualifications, merit, and business needs at the time.

You may contact our Data Protection Officer by email at Your personal data will be processed for the purposes of managing Controller's recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of Regulation (EU) 2016/679 (General Data Protection Regulation) as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment.

Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller's behalf.  Accordingly, if you are located outside of the United States, your personal data will be transferred to the United States once you submit it through this site. Because the European Union Commission has determined that United States data privacy laws do not ensure an adequate level of protection for personal data collected from EU data subjects, the transfer will be subject to appropriate additional safeguards under the standard contractual clauses. 

Your personal data will be retained by Controller as long as Controller determines it is necessary to evaluate your application for employment.  Under the GDPR, you have the right to request access to your personal data, to request that your personal data be rectified or erased, and to request that processing of your personal data be restricted. You also have the right to data portability. In addition, you may lodge a complaint with an EU supervisory authority.

Blockchain is committed to diversity and inclusion in the workplace and is proud to be an equal opportunity employer. We prohibit discrimination and harassment of any kind based on race, religion, color, national origin, gender, gender expression, sex, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law. This policy applies to all employment practices within our organization, including hiring, recruiting, promotion, termination, layoff, recall, leave of absence, and apprenticeship. Blockchain makes hiring decisions based solely on qualifications, merit, and business needs at the time.

You may contact our Data Protection Officer by email at Your personal data will be processed for the purposes of managing Controller's recruitment related activities, which include setting up and conducting interviews and tests for applicants, evaluating and assessing the results thereto, and as is otherwise needed in the recruitment and hiring processes. Such processing is legally permissible under Art. 6(1)(f) of Regulation (EU) 2016/679 (General Data Protection Regulation) as necessary for the purposes of the legitimate interests pursued by the Controller, which are the solicitation, evaluation, and selection of applicants for employment.

Your personal data will be shared with Greenhouse Software, Inc., a cloud services provider located in the United States of America and engaged by Controller to help manage its recruitment and hiring process on Controller's behalf.  Accordingly, if you are located outside of the United States, your personal data will be transferred to the United States once you submit it through this site. Because the European Union Commission has determined that United States data privacy laws do not ensure an adequate level of protection for personal data collected from EU data subjects, the transfer will be subject to appropriate additional safeguards under the standard contractual clauses. 

Your personal data will be retained by Controller as long as Controller determines it is necessary to evaluate your application for employment.  Under the GDPR, you have the right to request access to your personal data, to request that your personal data be rectified or erased, and to request that processing of your personal data be restricted. You also have the right to data portability. In addition, you may lodge a complaint with an EU supervisory authority.