Senior Backend Engineer: High-Performance Systems at Tatum

Capital City of Prague, Prague, Czechia -

Full Time

Start Date

Immediate

Expiry Date

21 Dec, 25

Salary

0.0

Posted On

22 Sep, 25

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

Backend Development, C, C++, Rust, Java, Networking, Multithreading, Memory Management, Low-Latency System Design, High-Performance Systems, Containerization, Cloud-Native Environments, Observability, CI/CD Pipelines, Blockchain Technology, Cryptographic Protocols, Web3 Ecosystems

Industry

Blockchain Services

Description

It’s not a job. It’s a calling. Are you ready to build something that handles millions of requests per second, processes terabytes of data, and powers the future of blockchain infrastructure? At Tatum, we’re not just a leading blockchain development platform – we’re the foundation behind over 100,000 Web3 projects and enterprises. Backed by a recent $41.5M funding round, we are entering a new era of global scale and performance – and we need builders like you to help us push the limits. Why this role? We’re looking for a Backend Engineer who thrives in low-latency, high-throughput environments. Your primary language might be C, C++, Rust, or Java – we care more about your mastery of performance-critical backend systems, your ability to squeeze microseconds out of the stack, and your deep understanding of networking, distributed systems, and real-time architectures. This is your opportunity to step into a team where technical challenges aren’t just welcome – they’re the job. What you’ll build You’ll help evolve the core of our flagship blockchain connectivity layer – the engine that lets developers interact with a multitude of blockchain networks seamlessly. Expect to: Design and build scalable, high-performance backend services. Technology stack: modern Java, Eclipse Vert.x, Redis, Kafka, Grafana. Engineer systems that process millions of API calls and terabytes of data with resilience and speed. Optimize system performance from the network layer up to the application layer. Collaborate across product, and infrastructure teams to bring groundbreaking blockchain services to life. What you bring Strong experience with backend development, for example in C, C++, Rust, or Java. Deep understanding of networking, multithreading, memory management, and low-latency system design. Proven track record of working on high-performance, large-scale backend systems. Familiarity with containerization, cloud-native environments, observability and modern CI/CD pipelines. Bonus: Experience with blockchain technology, cryptographic protocols, or Web3 ecosystems. Why join Tatum? We’re solving real, large-scale problems for the next generation of internet infrastructure. You’ll be part of a fast-moving, elite engineering team with global impact. Competitive compensation, equity options, and global reach. This isn’t just a job – it’s a launchpad for your next great challenge. Are you ready? Disclamer: We are not open to collaboration with agencies at this time. Please refrain from outreach regarding agency partnerships.

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Responsibilities

You will design and build scalable, high-performance backend services for our blockchain connectivity layer. Your work will involve optimizing system performance and collaborating with various teams to deliver innovative blockchain services.