Senior Backend Engineer

Lean Solutions Group
Lean Solutions Group

Software Engineering

Posted on Aug 7, 2026

Description

Company Overview:

Global Technology Services is a rapidly expanding organization situated in Medellín, Colombia. We pride ourselves on possessing one of the most influential networks within software development and IT services for the entertainment, financial, and logistics sectors. Our corporate projections offer a multitude of opportunities for professionals to elevate their careers and experience substantial growth. Joining our team means engaging with expansive engineering teams across Latin America, Philippines and the United States, contributing to cutting-edge developments in multiple industries.

Position Title: Backend Engineer

Category: Software Engineering & Architecture

Seniority: Senior

Location: LATAM

What you will be doing:

We are seeking a Senior Software Engineer with strong expertise in SQL Server, F#, distributed systems, and event-driven architecture to design and build scalable, high-performance backend solutions. This role requires an engineer who is comfortable designing complex systems, developing robust backend services, and working with modern messaging platforms such as Kafka.

The ideal candidate combines deep technical expertise with strong software architecture skills, enabling them to translate business requirements into reliable, maintainable, and scalable solutions.

Required Skills & Experience

  • 5+ years of professional software development experience.

  • Strong experience developing applications using F#.

  • Expert-level knowledge of Microsoft SQL Server or Postgres or similar.

  • Extensive experience writing and optimizing:

    • Stored Procedures

    • Functions

    • Views

    • Triggers

    • Complex SQL Queries

    • Query Performance Tuning

  • Strong understanding of relational database design and data modeling.

  • Hands-on experience with Apache Kafka or similar technologies.

  • Experience implementing event-driven and message-based architectures.

  • Strong knowledge of distributed systems concepts.

  • Experience designing scalable enterprise software solutions.

  • Solid understanding of:

    • System Design

    • Microservices Architecture

    • Domain-Driven Design (DDD)

    • Event Sourcing (preferred)

    • CQRS (preferred)

  • Experience designing and consuming RESTful APIs.

  • Strong understanding of software design patterns and SOLID principles.

  • Experience with Git and modern CI/CD pipelines.

  • Excellent analytical, problem-solving, and debugging skills.

  • Strong verbal and written English communication skills.

Soft Skills

  • Strong problem-solving and debugging skills

  • Ability to work independently and take ownership of projects

  • Strong communication skills with the ability to articulate, diagram and document complex engineering concepts.