Senior Full-Stack Software Engineer (Global)

Senior Full Stack Software Engineer LOCATION: Worldwide (Remote-first / Hybrid optional)REPORTS-TO: AI Engineer, Lead CINC SystemsCINC Systems is the largest provider of accounting and management software in the community association management industry and the innovator behind accounting and banking integration. Founded in 2005 by a banker as the industry's first SaaS offering, CINC Systems now employs nearly 300 people and provides software and applications to more than 50,000 associations servicing over 5 million doors. In January of 2024, Hg Capital made a significant investment in CINC to accelerate the company's growth trajectory and institute rapid product development. We are modernizing our architecture, product, and engineering culture to build a new generation of AI-enabled, modular, and intelligent SaaS applications. As a Senior Full Stack Engineer, you will play a key role in this transformation.About the Role As a Senior Full Stack Engineer, you will design and deliver modern, scalable applications that connect deeply with our users and form part of a larger AI-native platform. You will work across the stack, from backend services and APIs to responsive web applications and shared components. This role is ideal for an experienced engineer who thrives in a fast-moving, collaborative environment, values craftsmanship, and understands how to evolve large systems safely from monoliths to microservices. You will work closely with product, design, platform, and AI engineering teams to create software that is robust, maintainable, and forward-looking.Key Responsibilities Design, build, and maintain high-quality web applications using TypeScript, Node.js, and frameworks such as React, Next.js, or NestJSContribute to the evolution of CINC's architecture from monolith to modular microservices, applying sound system design principles and domain-driven thinkingDevelop and consume RESTful and GraphQL APIs with strong understanding of service boundaries, contract design, and versioningImplement event-driven and message-based integrations to improve scalability, resilience, and decouplingApply modern engineering practices including automated testing, CI/CD, and continuous delivery principlesCollaborate with design and product partners to translate complex requirements into simple, usable featuresParticipate in code reviews, pair programming, and iterative delivery following Extreme Programming (XP) valuesContribute to AI-enabled workflows by integrating APIs or shared AI services into user-facing features where appropriateMentor and guide engineers on best practices in system design, testing, and clean codeEngage in technical discussions around architecture, reliability, and performance to ensure quality and scalability across systemsQualifications 7+ years of software engineering experience building production web applications or SaaS productsDeep fluency in TypeScript and JavaScript with frameworks such as React, Next.js, or NestJSStrong understanding of backend architecture, including monolith decomposition, microservice principles, and API design best practicesExperience designing and maintaining RESTful or GraphQL APIs with clear contracts and documentationKnowledge of modern DevOps practices including CI/CD pipelines, observability, and containerized deploymentsFamiliarity with cloud environments such as AWS, GCP, or AzureSolid experience with automated testing frameworks and test-driven development (TDD)Collaboration and Leadership Excellent communicator who can clearly explain design choices and technical trade-offs to engineers, product managers, and designersDemonstrated ability to take ownership of features from idea to deployment, balancing speed with qualityExperienced working in cross-functional teams and contributing to architectural discussions and reviewsLearning-first mindset with curiosity about new frameworks, design patterns, and AI-driven developmentNice to Have Experience integrating AI-powered services such as chatbots, copilots, or search assistantsFamiliarity with LLM orchestration frameworks (LangChain, LangGraph, or similar)Background in event-driven architecture or streaming systems such as Kafka, SNS/SQS, or Pub/SubExposure to vector databases or retrieval-augmented workflowsExperience with infrastructure-as-code and container orchestration (Terraform, Docker)Previous work in XP or Agile teams practicing pairing, refactoring, and continuous integrationMindset and Values Builder's mindset with a bias for simplicity, quality, and customer valueClear communicator who values collaboration, feedback, and mentorshipLearning-first attitude with interest in emerging technologies and continuous improvementPragmatic engineer who can balance short-term delivery with long-term system healthWhat Success Looks Like Features are delivered quickly, safely, and predictably, with measurable improvements in performance and user satisfactionSystems evolve from tightly coupled to modular and maintainable architecturesYou are recognized as a trusted engineer who raises standards through code, communication, and collaborationCINC's full-stack engineering teams move faster with greater clarity and confidence