Senior Full-Stack Engineer — Fintech Platform (Go/JS)

Devsu; Colombia; On-site; COP 60,000,000 - 90,000,000; Full time

Benefits offered by this job

Paid holidays

15 business days vacation

Health allowance

Annual learning budget

Company-provided computer

Job summary

Denvsu is seeking a Senior Full-Stack Software Engineer to join the Digital Platforms Engineering team. You will work across backend services and frontend applications that power onboarding, transactions, compliance, and internal tools, delivering secure, scalable systems for high-volume fintech environments.

You will collaborate with product, design, and operations to implement end-to-end solutions, write high-quality code, participate in design reviews, and maintain documentation across the

Qualifications

• 3+ years of full-stack software engineering experience.
• Backend experience with Go and/or Java.
• Proficiency with Node.js and TypeScript v5.
• Experience building frontend with Next.js, React and TypeScript.
• Strong RESTful API design.
• Strong SQL skills with PostgreSQL.
• Experience in AWS environments.
• Familiarity with microservices and distributed systems.
• Experience with Kubernetes, Helm and Terraform.
• Experience with monitoring/observability platforms such as Grafana.
• Experience debugging with VS Code.

Responsibilities

• Design, build, and maintain full-stack features across frontend apps and backend services.
• Develop and maintain backend APIs supporting onboarding, authentication, transactions, and workflows.
• Build and enhance customer-facing and internal web applications.
• Integrate systems with third-party services and external providers.
• Implement secure authentication and authorization using OAuth 2.0.
• Deliver scalable backend capabilities within a microservices environment.
• Ensure security, performance, reliability, and observability standards.
• Contribute to code reviews, technical design discussions, and architecture decisions.
• Write and maintain clear technical documentation.

Skills

Full-stack development

Go backend

Java backend

Node.js

TypeScript v5

Next.js

React

RESTful APIs

SQL

PostgreSQL

AWS

Kubernetes

Helm

Terraform

Grafana

Tools

Go

Java

Node.js

TypeScript

Next.js

React

REST APIs

PostgreSQL

AWS

Kubernetes

Helm

Terraform

Grafana

VS Code

Job description

Denvsu is seeking a Senior Full-Stack Software Engineer to join the Digital Platforms Engineering team. You will work across backend services and frontend applications that power onboarding, transactions, compliance, and internal tools, delivering secure, scalable systems for high-volume fintech environments.

You will collaborate with product, design, and operations to implement end-to-end solutions, write high-quality code, participate in design reviews, and maintain documentation across the