[Hiring] Senior Fullstack Software Engineer @3Pillar

Role Description

Elevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. Your role extends beyond the realm of code composition; you will architect transformative solutions that reshape entire industries. Join us and spearhead the charge toward a tech future that transcends the ordinary.

• Craft client code that is efficient, performant, testable, scalable, secure, and of the highest quality.
• Work within an AI-driven development workflow, applying spec-driven development practices and using GitHub Copilot.
• Ensure code security through Software Composition Analysis (SCA) and drive remediation through triaging, prioritization, remediation, and verification.
• Provide accurate status tracking, reporting, and estimation using project methods and tools.
• Gather requirements, validate understanding amongst the team, and create and maintain relevant documentation.
• Design and implement scalable AI and agentic workflows using LLMs, focusing on reliability and observability.
• Contribute to frontend features in React alongside backend services.
• Execute activities within the current methodology and uphold the highest quality standards.
• Partner directly with Product and Engineering leadership to translate complex business requirements into scalable technical solutions.
• Identify and remediate technical debt to improve system stability, performance, and developer velocity.
• Take ownership of projects, from technical design to a successful launch.
• Participate in code reviews to maintain code quality and consistency.

Qualifications

• Strong proficiency in modern PHP (PHP 8.5) and the Laravel framework (Laravel 13), or strong experience in similar modern backend frameworks like Ruby on Rails, Python/Django, or Node.js.
• Proven ability to own technical features from design through to production deployment with minimal supervision.
• Deep understanding of system design, architecture, and the ability to solve ambiguous technical challenges.
• Expertise with Git source control tools (Github, Gitlab or others).
• Demonstrated experience working with AI-assisted coding tools and AI-augmented delivery workflows.
• Ability to build and maintain robust APIs and integration points alongside automated parity and regression testing.
• Experience working on legacy modernization projects, breaking down monolithic PHP applications into modular services.
• Experience in engineering software systems of medium-to-large scope and complexity.
• Proficiency with MySQL databases.
• Experience deploying and operating systems on AWS.
• Familiarity with Agile software development methodologies.
• Proficiency in the English language.

Requirements

• Experience working with MySQL, understanding legacy data models, handling data reconciliation without full database migrations, and ensuring backward compatibility.
• Architectural (Microservices, Serverless etc) and Design (Factory, Singleton, Observer etc) Patterns.
• Unit Testing.
• Working in the Cloud.
• Containers using Docker/Kubernetes.
• Specific client-engagement specified technologies, which will be determined and vetted at the time of the interview.

Benefits

• Medical Insurance benefits as per company policy.
• Life Insurance as per company policy.
• 12 days of paid vacation, sick leave, and paid holidays as per local law.
• Paternity and maternity leave as per local law.
• Marriage, bereavement, and graduation leaves as per company policy.
• Christmas bonus as per local law.
• Saving Fund “Asociacion Solidarista”.
• Beach house (Managed by the Asociacion Solidarista).
• Direct deposit of payroll.
• Udemy - E-learning.