Backend Senior Developer - Core Squad

Ab out our client

A technology platform that enables companies (of any size) to offer digital connectivity services through eSIMs, with fast implementation, no initial investment, and global scalability through a unified technology. You’ll be responsible for improving and maintaining our internal APIs and Supplier integrations. You’ll be involved in the product lifecycle from ideation to deployment to maintenance, making sure we build a robust and scalable solution. You’ll work closely with the Product and Reseller teams to build the underlying platform that powers our customer-facing APIs. You will be working in a multidisciplinary team where you’ll be the driving force behind the backend tasks.

What we’re looking for :

3+ years of experience working as a Senior Backend Developer.

Strong computer science foundations, mostly working in distributed systems.

Extensive experience writing scalable APIs using REST architecture.

Extensive experience designing even driven architectures using queues, streaming, etc.

Experience writing code in Golang programming language.

Experience working in AWS cloud environment.

Experience working in Agile environments.

Experience in some older technologies such as CLIs, SOAP services, FTP, etc.

Experience working in a multicultural, multidisciplinary environment.

Fluent in both written and spoken English.

Familiar with API and WebApps security standards and authentication methods (API key, JWT token, OAuth 2.0, etc).

Preferred skills and experience :

• Bachelor degree in Computer Science, Mathematics or equivalent.
• Experience in other programming languages like Java, .NET or Javascript.
• Experience writing IaC scripts and managing CI / CD pipelines.
• Familiar with Frontend technologies such as Vue.js or React.js.
• Experience communicating with stakeholders and / or customers.
• Experience integrating with core Telecommunications platforms such as OCS, BSS, PGW, PCRF and equivalent across 3 / 4 / 5G generations as used by MNO / MVNOs
• Extensive knowledge about mobile networks and telephon

What we offer :

Training budget 500€ per year and 700€ for referrals

Flexible remuneration

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