Senior Backend Developer - €350 - €380 A Day

Forsyth Barnes; Lugo; Presencial; EUR 81.000 - 87.000; A tiempo parcial

Descripción de la vacante

Forsyth Barnes is seeking a Senior Backend Developer to design, develop and maintain scalable backend services in a fast-paced environment. You will contribute to architecture decisions, write clean, production-grade Go code, and collaborate with cross-functional teams including product managers and frontend/mobile engineers.

The role emphasizes Domain-Driven Design, scalable systems, and mentoring other engineers as you grow into technical leadership.

Formación

• Solid background building user-facing products and large-scale, high-traffic systems.
• Pragmatic, product-minded problem solver delivering customer value.
• Impact-driven: products used by tens of thousands of users.
• Quality-oriented with emphasis on testing, clean code and constructive reviews.
• Curious and eager to learn, improve and explore ideas.
• Collaborative: works well with technical and non-technical partners.
• English fluency required.

Responsabilidades

• Design, develop, deploy, and maintain backend services aligned with team and business goals.
• Write clean, well-documented, production-grade code.
• Contribute to service architecture, resilience, scalability, and robustness using Domain-Driven Design principles.
• Participate in technical decision-making and mentor other engineers as you grow in technical leadership.

Conocimientos

Technical leadership

Quality coding

Testing and reviews

Herramientas

Go

React.Js

Kotlin

Swift

Kubernetes on AWS

PostgreSQL

Kafka

ELK stack

Descripción del empleo

Senior Backend Developer

Contract Role: Day Rate: €350-€380 per day, 8-12 month contract

You’ll join a large, distributed backend engineering community and work within cross-functional teams alongside product managers, frontend, and mobile engineers. You’ll play a key role in shaping core financial products, supporting a rapidly growing user base, and delivering high-quality solutions in a fast-paced environment.

What You’ll Do

• Design, develop, deploy, and maintain backend services aligned with team and business goals
• Write clean, well-documented, production-grade code
• Contribute to service architecture, resilience, scalability, and robustness using Domain-Driven Design principles
• Participate in technical decision-making and mentor other engineers as you grow in technical leadership

Business Tech Stack

Backend: Go, Frontend: React.Js, Mobile: Kotlin, Swift, Infrastructure: Kubernetes on AWS, Database: PostgreSQL, Messaging & Observability: Kafka, ELK stack, and other modern tools

Your Team

You’ll join a large Product Engineering organization, structured into small cross-functional teams across multiple domains, including: Customer onboarding, account management, and compliance; Payments and financial operations; Platform systems, integrations, and monetization; Cash flow management and bookkeeping tools; Collaborative accounting and pre-accounting solutions. Each team typically includes 6–8 backend engineers and owns its product scope end to end.

About You

• Solid background building user-facing products and working with large-scale, high-traffic systems
• Problem solver: Pragmatic, product-minded, and focused on delivering customer value
• Impact-driven: Motivated by building products used by tens of thousands of users
• Quality-oriented: Strong advocate for testing, clean code, and constructive code reviews
• Curious: Eager to learn, improve, and explore new ideasCollaborative: Comfortable working closely with both technical and non-technical partners
• Language: Fluent in English

Hiring Process

Interviews with a Talent Acquisition partner and future team members, A remote or onsite technical exercise to showcase your skills and experience what it’s like to work with the team.