Mid Full-Stack Developer

Company Overview Lean Tech is a rapidly expanding organization situated in Medellín, Colombia. We prideourselves on possessing one of the most influential networks within softwaredevelopment and IT services for the entertainment, financial, and logistics sectors. Ourcorporate projections offer a multitude of opportunities for professionals to elevatetheir careers and experience substantial growth. Joining our team means engaging withexpansive engineering teams across Latin America and the United States, contributingto cutting-edge developments in multiple industries. Position Title Mid to Mid+ Full-Stack Developer – LATAM What you will be doing Technical Leadership & Development Design, develop, and maintain high-performance, scalable web applications and RESTful APIs using C#, .NET Core, and .NET Framework for the backend. Architect and implement responsive, user-friendly frontend interfaces utilizing JavaScript and C#. Manage and optimize database schemas and interactions within SQL Server, writing complex queries, stored procedures, and ensuring data integrity and performance. Integrate internal and external third-party services and APIs securely (e.g., payment gateways, logistics services). Apply coding, testing (unit and integration), rollout, and follow-up best practices in a collaborative team environment. Architecture & Collaboration Lead technical analysis and design sessions to define project scope, requirements, and technical architecture, translating business needs into detailed development tasks. Mentor and guide other developers, conduct rigorous code reviews, and ensure adherence to established Naming Conventions, design patterns, and security best practices. Drive application performance and scalability improvements by identifying and resolving bottlenecks and optimizing algorithms and caching mechanisms. Contribute actively to DevOps practices, including familiarity with version control systems (Git/TFS) and integrating automated testing into CI/CD pipelines. Requirements & Qualifications Bachelor’s degree in Computer Science, MIS, or comparable work experience. Minimum of 3+ years of professional full-stack software development experience. Fluency in English (B2 or higher) is required for effective internal and cross-functional communication. Deep expertise in C# and the .NET Core framework is mandatory. Strong command of JavaScript and modern web development fundamentals (HTML5, CSS3, JSON). Preferred: Experience with a modern JavaScript framework, such as React, is highly desirable. Expert-level proficiency with SQL (Microsoft SQL Server preferred), including database design, ORMs (Entity Framework Core), and performance tuning. Proficiency with development environments and tools, including Visual Studio, SQL Server Management Studio (SSMS), and version control systems like Git. Experience with Logistics, Warehousing, or Transportation software systems, including Warehouse Management Systems (WMS) or Transportation Management Systems (TMS). Practical knowledge of cloud platforms (AWS) and containerization technologies (e.g., Docker). Experience with Agile/Scrum methodologies. Soft Skill Excellent verbal and written communication skills for effectively conducting software reviews, status updates, and collaborating on requirements with both technical and non-technical stakeholders. Strong problem-solving and troubleshooting skills to quickly diagnose and resolve complex application issues (Tier 3 support). High ownership and the ability to work independently or lead development tasks with minimal guidance. Proven ability to mentor junior developers and participate effectively in team discussions (collaboration is key). Detail-oriented approach to ensure software meets business requirements, coding standards, and project plans. Why you will love Lean Tech Join a powerful tech workforce and help us change the world through technology. Professional development opportunities with international customers. Collaborative work environment. Career path and mentorship programs that will lead to new levels. Join Lean Tech and contribute to shaping the data landscape within a dynamic and growing organization. Your skills will be honed, and your contributions will play a vital role in our continued success. Lean Tech is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. #J-18808-Ljbffr