Alchemy

Principal Backend Software Engineer

Bucharest

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hirly's read of this role

Role family: Engineering
Seniority: Lead / management
Country: RO
Work mode: On-site / unstated
First seen by hirly: 2 Sept 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

The Role

Infrastructure is our bread and butter at Alchemy. As an engineer focused on infrastructure and backend systems at Alchemy, you'll be working with one of the most sophisticated and high-throughput distributed systems in the blockchain world. You'll focus on architecting and building new systems as well as improving existing ones for a platform that supports millions of users globally.

What You'll Do:

Define the vision for the backend infrastructure that supports our developer platform and APIs, and guide the team in executing against that vision

Design, build and maintain highly scalable and reliable infrastructure, APIs, and services

Contribute and lead system design discussions, stand-up meetings, and code reviews

Develop and own best practices for backend infrastructure with a focus on high throughput, high reliability, and low latency

Debug production issues across services and multiple levels of the stack

Collaborate with other engineers, technical leaders, product managers, and designers

What We're Looking For:

10 + years of relevant industry experience

BS/BA degree in Computer Science or equivalent

Experience designing, building, scaling, and maintaining core backend software components (experience with API platforms a plus)

Ability to solve complex design, scaling, latency, or performance problems in high-throughput, low-latency systems in production

Production experience with Java, Golang, or C++

Experience in Cloud Native environments, particularly in AWS

Experience with managed Kubernetes layers like AWS EKS a plus

Self-starter attitude and the ability to execute new ideas with autonomy

Know how to find the right balance between perfection and shipping quickly

Curiosity on the leading edge - plays with crypto, the latest in AI, and pushes to unpack black boxes

Benefits & Perks

🏥 Private Health Insurance

💪 Gym Reimbursement

🚅 Commuter Benefits

🌴 Flexible Time Off

🥙 In-Office Group Meals

🧠 Learning & Development Stipend

🌎 Company Sponsored Conferences & Events

🎧 Books & Audiobook subscription with Bookster

Original posting on Alchemy's site ↗

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