As a Tech Lead C#/.NET Software Engineer, you'll develop backend microservices, drive team excellence, and collaborate on fraud detection systems using ML, all while leveraging cloud technologies and infrastructure.
We are looking for a Tech Lead and a Senior .NET Developer to join our Anti-Fraud & Compliance team. Join our mission to protect cross-border transactions and help customers send money safely worldwide.
In these roles, you'll architect and build high-performance systems that detect fraud and enforce regulatory compliance. Our ML stack focuses on tabular modeling for fraud detection.
What you'll do:
- Design, develop and optimize backend microservices for real-time transaction processing
- Drive technical excellence within the team through guidance, code reviews, and mentorship
- Scale our cloud-native platform on AWS (EKS, Kafka, SQS) with robust observability
- Collaborate with business stakeholders, MLOps engineers, data scientists and be a part of the product development team
- Enhance fraud detection systems using ML
- Boost your career with a big international product company and have new growth opportunities
Tech stack:
- Backend: .NET, Golang, Python
- Data & ML: Supervised learning models, ETL pipelines, search technologies
- Cloud & Infrastructure: AWS (EKS, Kafka, SQS), Kubernetes, Prometheus/Grafana
What you'll need to succeed:
- Deep knowledge and 5+ years of production experience with C# (.NET, MVC, .NET Core)
- Experience in the full cycle of development from implementation to prod deployment and support
- Strong background in AWS or other cloud platforms
- Experience with Kubernetes, AWS CloudFormation, Terraform, and containerization (Docker)
- Experience with Kafka
- Knowledge of Prometheus, Grafana, OpenTelemetry, Loki, or similar
- Experience with SQL and NoSQL databases like MySQL, MongoDB, Oracle, Redis, or similar
- Strong communication skills (English B2+)
It would be a plus:
- Familiarity with Golang, Python
- Experience in team leadership
- Experience in production usage of any ML technologies and MLOps
- Passion for infrastructure and observability
- Knowledge of fraud prevention, fintech, or compliance
What we offer:
- Remote work as b2b contractor or hybrid/ Remote full-time in Belarus.
- Really good hardware.
- An exciting and challenging job with talented people around.
- Great learning and growth opportunities.
- Compensation for professional training, seminars, and conferences.
- First-class English lessons.
- More perks for the Minsk office full-time employees.
A few words about us:
IDT Corporation is a global communications company founded in 1990 and headquartered in Newark, New Jersey. We are industry leaders in prepaid communication and payment services and one of the largest international voice carriers. We are listed on the NYSE, employ over 1800 people across 20 countries, and have over $1.5 billion in revenues.
We are not ”another big IT corporation”— we encourage and support in-house entrepreneurs in developing their ideas into business actions.
We understand the challenge of being apart from those who matter most. Boss Revolution is our flagship brand. It includes International Calling, Mobile Top Up, and Money Transfer services. It enables people to keep in touch with family and friends around the world as well as to send money to more than 50 countries with low fees and great exchange rates.
Top Skills
.Net
.Net Core
AWS
C#
Eks
Go
Grafana
Kafka
Kubernetes
MongoDB
Mvc
MySQL
NoSQL
Oracle
Prometheus
Python
Redis
SQL
Sqs
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