Backend Senior Developer Core Squad

About 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. Youll be responsible for improving and maintaining our internal APIs and Supplier integrations. Youll be involved in the product lifecycle from ideation to deployment to maintenance making sure we build a robust and scalable solution. Youll 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 youll be the driving force behind the backend tasks.

What were 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 or Javascript.

Experience writing IaC scripts and managing CI/CD pipelines.

Familiar with Frontend technologies such as or .

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:

Full-time permanent role based remotely

Competitive salary

Fast-growing international company

A great supportive team to work with

The possibility to develop an innovative product in a new market within an international context

Private health insurance

English/Spanish classes

International experience

A comfortable office based in the city center of Valencia next to the metro stop

Hybrid Work Model flexible working hours combined with remote work

Nice social environment with a game room joint lunches drinks and regular parties

• Training budget 500 per year and 700 for referrals

• Flexible remuneration