ElmoSoft

Senior Software Developer (Python, Fintech)

In short

Senior Python developer role at ElmoSoft, building a high-load fintech platform for a multi-asset broker in Minsk, Belarus. The role covers architecture and design of complex Python-based services, code quality, mentoring, and optimizing for speed and scalability, using FastAPI/Tornado/Flask with RabbitMQ, Docker, and Kubernetes. Requires 4+ years of software development experience, strong OOD/SOLID knowledge, and English B2; hybrid work after a 3-month office-only probation.

About the Role
ElmoSoft is looking for a Senior Software Developer (Python) in Minsk.
We are building a high-load fintech platform for an internationally acclaimed multi-asset broker.
📌 FinTech | English B2 | USD | Hybrid
What you will do
•Participate in the design and architecture of Python-based software solutions.
•Design, develop, and maintain highly complex Python-based software solutions.
•Write clean, reusable, testable, and efficient code.
•Collaborate with cross-functional teams to define, design, and release new features.
•Mentor and provide guidance to junior developers.
•Conduct code reviews to ensure code quality and functional accuracy.
•Optimize application for maximum speed and scalability.
•Perform debugging, troubleshooting, modifications, and unit testing.
•Stay abreast of the latest industry trends and technologies to ensure applications are current and competitive.
•Provide functional and technical specifications for software.
Tech Stack
•Languages: Python, C#, C++, Rust, Bash
•Frameworks: FastAPI, Tornado, Flask, .NET Core, React.js
•Databases: MariaDB (Galera Cluster), MongoDB, CockroachDB, Redis, InfluxDB, Elasticsearch
•Message brokers: RabbitMQ, ZeroMQ
•Infrastructure: Docker, Kubernetes, Prometheus, Grafana, Thanos
•Web Servers: Nginx, IIS
Key Requirements
•BSc/BA in Computer Science, Computer Engineering, or a related field.
•4+ years' experience as a Software Developer.
•Strong understanding of Object Oriented Design and Database Design.
•Strong understanding of SOLID Principles and Design Patterns.
•Strong understanding of any Python/Java/.NET language.
•Strong understanding of HTML5, CSS3, and JQuery.
•Experience in any of the following Python Frameworks: FastAPI, Tornado, or Flask.
•Experience with Unit Testing.
•Experience with CI/CD environment.
•ORM experience with SqlAlchemy, Entity Framework, or Hibernate would be considered an advantage.
What We Offer
•An interesting fintech project with real responsibility and room to make technical decisions.
•Collaboration with strong professionals, offering opportunities to learn and grow.
•Competitive salary linked to USD.
•Hybrid after probation: first 3 months fully office-based, then 3 days office / 2 remote.
•Medical insurance (DMS).
•Modern office in the center of Minsk at Fabriziusa St. 8B/1.

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