Software Mind

Information Technology And Services

SeniorBackEndEngineer

San José, San José Province, Costa Rica FULL TIME Remote Friendly
Market Sentiment
HIGH DEMAND

Neural analysis suggests this role is
optimal for mid candidates.

The Brief

“Senior Back End Engineer at Software Mind. Skills: Backend development, Microservices, AWS, C# /.NET. Develop backend services. Maintain backend services”

Industry & Context.

Information Technology And Services
Problems you'll solve

Take ownership of complex system-level challenges; Solve cross-cutting technical challenges

What They're Looking For.

Must Have

5+ years of professional backend development, Excellent communication in English — written and spoken, Proficiency in C# /. NET (ASP. NET Core Web API,. NET 8), Clean architecture principles, Hands-on experience designing and building RESTful microservices at scale, Solid understanding of multi-tenant SaaS architecture patterns, Experience with AWS services: Lambda, SQS/EventBridge, S3, RDS/PostgreSQL or DynamoDB, Familiarity with Identity & Auth patterns: JWT, OAuth 2. 0, Experience working in brownfield environments, Experience with containerization (Docker), CI/CD pipeline management

Nice to Have

Experience in retail, e-commerce, or B2B commerce domains, Familiarity with headless or composable commerce architectures, Experience with marketplace integrations (Amazon SP-API, Walmart Marketplace API), Background in promotional products, print-on-demand, or B2B e-commerce, Experience working in distributed, multi-vendor delivery models, Experience with Keycloak or similar identity providers

What You'll Do.

Develop backend services

Maintain backend services

Participate in code reviews

Uphold engineering standards

Collaborate with Tech Lead

Align on API contracts

Navigate brownfield complexity

Work with legacy systems

Support migration planning

Ensure backward compatibility

Participate in sprint ceremonies

Contribute to observability improvements

How You'll Work.

Team & Collaboration

Collaborate with Tech Lead; Collaborate with cross-functional teams

Communication Scope

Excellent communication in English — written and spoken

Process & Methodology

Backlog refinement, Technical design sessions

Full Job Description

We are Software Mind, an awesome team of engineers who are ready to ramp up any top-notch company’s projects! Our aim? To always be one step ahead. Become part of a multicultural company in constant growth with an excellent work environment certified by Great Place To Work! Project - the aim you'll have We are seeking a highly autonomous Senior Back End Engineer with a "Platform Engineering" mindset to take ownership of complex system-level challenges. This project focuses on strengthening the core systems of a sophisticated, AI-powered product at the intersection of AI systems, infrastructure, and platform reliability. The team operates in a fast-moving, early-stage style environment leveraging cutting-edge AI development tools to solve cross-cutting technical challenges. ## Qualifications Expectations - the experience you need * 5+ years of professional backend development * Excellent communication in English — written and spoken — for daily client interaction * Strong proficiency in C# / .NET (ASP.NET Core Web API, .NET 8) and clean architecture principles (DDD, CQRS) * Hands-on experience designing and building RESTful microservices at scale * Solid understanding of multi-tenant SaaS architecture patterns * Experience with AWS services: Lambda, SQS/EventBridge, S3, RDS/PostgreSQL or DynamoDB * Familiarity with Identity & Auth patterns: JWT, OAuth 2.0, OIDC; experience with Keycloak or similar identity providers * Experience working in brownfield environments — assessing and integrating with existing systems * Experience with containerization (Docker) and CI/CD pipeline management (Bitbucket Pipelines or equivalent) Nice to have * Experience in retail, e-commerce, or B2B commerce domains * Familiarity with headless or composable commerce architectures * Experience with marketplace integrations (Amazon SP-API, Walmart Marketplace API) * Background in promotional products, print-on-demand, or B2B e-commerce * Experience working in distributed, multi-vendor delivery

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