Senior Software Engineer, CALC engine

Aera Technology

Senior Software Engineer designing and implementing high-performance low latency calculation engine code. Collaborating with product teams and advocating for quality in software development processes.

Posted 5/8/2026full-timeCluj-Napoca • 🇷🇴 RomaniaSeniorWebsite

Tech Stack

Tools & technologies

Java

About the role

Key responsibilities & impact

Work closely with the product team to codify design decisions into executable criteria.
Collaboratively design and implement high-performance, low latency calculation engine code.
Communicate complex technical concepts clearly and effectively to team members and stakeholders.
Advocate for correctness-first approaches and foster a culture where quality is paramount.

Requirements

What you’ll need

8+ years of experience in backend software development
Strong Core Java skills: threading, allocation & garbage collection, performance tuning
Strong domain knowledge in database engine / Compiler design / Investment bank Front office
Experience writing low latency Java
Experience of language design
Understanding of how the JVM works
Familiarity with working with AI tools such as Claude Code

Benefits

Comp & perks

Comprehensive medical coverage with a subscription to one of the main private healthcare clinic networks (Regina Maria)
Paid leave of 25 days/year
Remote work reimbursement / a monthly teleworking allowance
Unlimited access to online professional courses for both professional and personal development via Udemy
People manager development programs
Access to a fully-stocked kitchen with a selection of snacks and beverages

ATS Keywords

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Hard Skills & Tools

Core Javathreadingallocationgarbage collectionperformance tuninglow latency Javalanguage designJVM

Soft Skills

communicationcollaborationadvocacy for quality