Senior Fullstack Developer

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🕒 July 2

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KIS Solutions

WebsiteLinkedInAll Job Openings

51 - 200 employees

Founded 2012

💼 Consulting

📣 Marketing

📦 Logistics

Consulting • Marketing • Logistics

KIS Solutions is a technology consulting company based in the United States and Brazil, specializing in delivering software systems that solve complex business problems. With a focus on improving human experiences through technology, KIS provides customized tech solutions for businesses of all sizes, from Fortune 500 companies to startups. They leverage data management, machine learning, and user-focused design to create effective and efficient systems that enhance productivity and business value.

📋 Description

• Work on a mission-critical enterprise platform responsible for managing the complete lifecycle of product pricing across 100+ global markets. • Help shape the team's engineering culture by improving code review quality, defining architectural patterns, reducing technical debt, strengthening testing and observability practices, and helping engineers grow through coaching, technical discussions, and mentorship. • Help the team adopt effective AI engineering practices by developing reusable prompts, project context, steering files, MCP configurations, and team workflows that improve developer effectiveness while maintaining high standards for code quality, security, and engineering judgment.

🎯 Requirements

• 5+ years of professional software engineering experience, including 3+ years in a Senior Software Engineer or Technical Lead role • Expert-level proficiency in Java 17+ (preferably Java 21), Spring Boot, Spring Data JPA, and Hibernate, with strong knowledge of application architecture, concurrency, performance optimization, resiliency, and error-handling patterns. • Strong frontend engineering experience with React, TypeScript, and modern state management libraries such as React Query, Zustand, or equivalent. • Able to design scalable frontend architectures, not just implement predefined requirements. • Deep understanding of relational databases, particularly PostgreSQL, including schema design, query optimization, indexing strategies, transaction management, and database migration best practices. • Proven experience designing and evolving production-grade REST APIs, including versioning strategies, authentication and authorization, pagination, validation, error handling, backward compatibility, and API lifecycle management. • Strong software testing mindset with hands-on experience implementing unit, integration, contract, and end-to-end tests, while advocating for maintainable, testable architectures and quality gates within CI/CD pipelines. • Solid experience with modern development workflows, including Git, trunk-based development, pull request reviews, automated CI/CD pipelines, static analysis, and code quality enforcement. • Working knowledge of cloud-native applications and infrastructure, including AWS (EKS/Kubernetes, RDS, S3) or equivalent cloud platforms, with an understanding of containerization, deployment strategies, scalability, networking, and observability. • Experience building and supporting distributed systems, asynchronous messaging, and event-driven architectures (Kafka or equivalent) is highly desirable.

🏖️ Benefits

• N/A