Senior Backend Engineer

Note to all applicants: We are a remote-first team, however, the majority of our employees are based in the EMEA region, so we have a preference for candidates who can work remotely in the EMEA time zones.

Please also note: as a team who are looking to lead the way in Web 3, we require all applicants to have previous experience in the Web 3 / Blockchain Industry

Join a leading Web 3 company that’s enabling and powering the builders of the new internet!

Biconomy’s foundations were built on making Web 3 accessible and simple to all. We do this by making blockchain transactions seamless, and by doing so, we are accelerating the mainstream adoption of Web 3.

That’s why ease and accessibility are imperative to our innovations and solutions. While we build for developers, our work radically simplifies the overall user experience on Web 3. By abstracting away blockchain complexities, the end user enjoys the benefits of Web 3 with the familiarity of Web 2.

We are already solving for some of the leading players in the blockchain space & are emerging as the default transaction stack for Web 3. Some of our numbers:

• Processed 38+ million transactions


• Facilitating over $441 million + of transfer volume


• Saving users over $5.6 million in gas fees!

What are we looking for?

We are seeking a highly skilled Senior Backend Engineer to join our dynamic and ever-growing team at Biconomy. You will play a crucial role in building developer-focused infrastructure and toolkits for the multi-chain environment and other exciting Web 3.0 products. We value ambitious and creative builders who can contribute to the future of blockchain technology.

What will you be doing?

• Build and contribute to backend systems supporting Biconomy products, interacting with different blockchain networks and external systems.


• Develop scalable and robust client-facing backend APIs, internal microservices, and scripts for efficient business logic execution.


• Write optimized code and algorithms, ensuring efficient memory, CPU utilization, and data storage.


• Utilize technologies like Node.js, Typescript, and Go, along with frameworks like NestJS and ExpressJS (additional stacks may be used based on project requirements).


• Collaborate with engineers, QA, and DevOps teams to deliver high-quality code within project timelines.


• Work with a team focused on building decentralized frameworks and infrastructure for innovative programs and applications.

Your experience should include:

• Familiarity with object-oriented programming concepts and principles.


• Experience developing backend REST APIs at scale, handling high request volumes while maintaining low latency and optimal system performance.


• Proficiency in designing and implementing microservices that can efficiently communicate with each other, even during spikes in requests.


• Expertise in working with NoSQL databases, cache layers like Redis, and creating optimized schemas for efficient data retrieval.


• Knowledge of concepts like locks, parallel processing, and multithreading.


• Familiarity with logging frameworks and best practices for effective debugging.


• Understanding of decentralized networks and distributed data storage.

What’s in it for you?

Joining Biconomy offers exciting opportunities within the growing Web 3 industry. You will gain firsthand experience and insights into a crypto project from both business and technical perspectives.

You will be part of a talented and diverse global team, driven by our mission to make Web3 frictionless and accessible to mainstream users.

Additionally, you will have the chance to build amazing products alongside an incredible team of developers, shaping the groundbreaking landscape of Web3 products and services.

What we offer:

• Work from anywhere (Remote first)


• Flexible working hours


• Unlimited vacation policy


• Competitive Salary with regular reviews


• Token Allocation


• Opportunity to grow. The sky’s the limit if you’re hungry to succeed


• Be an integral part of building the narrative for the digital economies of the future


• Game nights, virtual celebrations, and work retreats

Biconomy is committed to a diverse and inclusive workplace and is an equal opportunity employer. We do not discriminate on the basis of race, national origin, gender, gender identity, sexual orientation, protected veteran status, disability, age, or other legally protected status.