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Partyhat via Ashby

Senior Backend Engineer

CanadaCroatiaSerbiaRomaniaPolandLatviaLithuaniaGermanyBulgariaSlovenia senior
still open verified 2d ago posted 148d ago seen 1h ago
Apply at jobs.ashbyhq.com

This is the employer's own posting, not a copy on a job board.

What we know

Is it still open?

Confirmed still open

Last checked 2d ago — checked against the employer's own applicant tracking system, which is the company answering directly.

We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.

Check this listing's status as JSON

How old is it?

Posted 148d ago

The date the source published, not the day we noticed it (2026-05-16). Last seen at its source 1h ago.

We have tracked this listing since 5 Oct 2026 (5 days). The employer's own board has carried it every time we have read it, most recently 1 hour ago.

Is it remote?

Marked remote on the employer's board

Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.

Who may apply?

Canada, Croatia, Serbia, Romania, Poland, Latvia, Lithuania, Germany, Bulgaria, Slovenia

The description states no restriction of its own. This is the source's own tag.

Pay not stated

Similar roles pay CA$156.6k–198.8k/yr

Middle 50% of 193 listings that do state pay — Engineering · Senior · Canada · CAD/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.

Skills named in the ad

ETLGoGraphQLIncident ManagementKafkaMicroservicesMongoDBNode.jsRESTRedisRuby on Rails

Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.

Carried by 1 source

The listing

The Mission

We aren’t looking for a traditional server administrator or a standard database developer who just writes basic CRUD APIs. We need an elite Backend Systems Architect who can build world-class, hyper-scalable, and fault-tolerant infrastructure with surgical precision. Your job is to engineer our core distributed systems, optimize real-time data pipelines, and ensure absolute service reliability under immense global load. This is a remote, high-availability role for a technical powerhouse who views backend systems as a high-performance engine and is comfortable operating at the absolute frontier of the Web3 economy.

We value structural integrity, clean concurrent code, and engineering momentum over corporate credentials. Whether you have designed high-throughput financial rails or led the architecture for high-velocity distributed platforms, we care about your ability to ship. If you have the analytical rigor to handle massive data concurrency, eliminate latency spikes, and protect data integrity, we will give you the runway to build our engine room.

Key Responsibilities

  • Backend Systems Development: Design, scale, and maintain high-performance server-side logic that remains rock-solid under heavy concurrent user velocity.

  • API Architecture: Build and optimize flexible, self-documenting API schemas that connect our complex internal data layers seamlessly to our consumer interfaces.

  • Distributed Systems: Architect resilient, decentralized system nodes that communicate asynchronously with zero single points of failure.

  • Database Design: Structure highly performant database schemas, indexes, and caching strategies to ensure sub-millisecond retrieval speeds for critical data.

  • Infrastructure Scalability: Constantly stress-test, optimize, and scale our core service clusters to handle explosive traffic spikes and massive computational throughput.

  • Service Reliability: Implement rigorous monitoring, automated failover protocols, and strict error-handling mechanics to ensure absolute 24/7/365 system uptime.

The Technical Stack

You must possess elite-level, hands-on mastery of the following stack:

  • Node.js: Ability to stand up independent microservices, experience with REST APIs, understanding of advanced event loop and memory optimizations.

  • GraphQL: Complex schema design, familiarity with resolver optimizations such as N+1 problem and dataloaders, efficient context management with high concurrency requests.

  • Golang: Concurrent programming patterns (goroutines/channels), and high throughput microservice experience.

  • MongoDB: Advanced indexing strategies, aggregation pipeline optimizations, non-relational database design.

  • Kafka: Real-time event streaming, message broker architecture, and distributed partition management.

  • Redis: In-memory caching architecture, handling of real-time pub/sub mechanics, knowledge of efficient commands and operations.

  • The Requirements

  • The "Systems Architect": Proven experience shipping production-grade, highly resilient backend ecosystems. You have a deep understanding of data structures, concurrency, and network protocols.

  • Analytical Rigor: You don't guess when it comes to systems performance. You use profiling tools, load-testing frameworks, and internal monitoring metrics to track down and eliminate bottlenecks.

  • Hyper-Availability: This isn't a 9-to-5. Our ecosystem runs 24/7/365. You must be available 7 days a week to handle real-time hotfixes, critical system deployments, and sudden market surges.

  • Web3/Internet Culture Intuition: You understand the unique technical challenges of digital asset data, transaction validation speeds, and fast-paced, digital-native environments.

  • Operational Excellence: Self-motivated and highly organized; you write clean, idiomatic code, write bulletproof tests, and manage your development pipeline without hand-holding.

Operational Details

  • Location: Fully Remote.

  • Schedule: On-call 7 days a week (Requires high flexibility to handle real-time hotfixes, system maintenance, and global release cycles).

  • Payment: All compensation is processed in digital assets (USDC/USDT).

Why Join Us?

We offer more than just a typical software engineering ticket-shuffling job; we offer the chance to architect the engine of a global powerhouse.

  • Extreme Technical Autonomy: We value clean execution over red tape. You will have the freedom to design, optimize, and break new ground within a high-speed environment.

  • Global Infrastructure: Your code will run the core systems touched, tested, and relied upon by thousands of users every single second across a worldwide landscape.

  • A Culture of Momentum: Join a team that moves at the speed of light. If your system architecture is tested and ready to ship on a Sunday night, we push it to production.

  • High-Growth Upside: We value "potential over pedigree." For a senior engineer who takes extreme ownership of our core platform, there is a clear, unrestricted runway to lead the entire engineering organization.

Apply at jobs.ashbyhq.com