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Experience Level
Mid to Senior
Qualifications
5+ years of proven experience in development with C# and . NET. Proficiency in . NET Core, ASP. NET MVC, ASP. NET Web API. Experience in:Creating and consuming REST APIs. Implementing and maintaining SOAP services. Solid knowledge of SQL Server, database design, and stored procedures. Familiarity with version control tools (Git). Experience in software architecture and patterns (Clean Architecture, DDD, CQRS desirable). Proficient in tools such as Postman, Swagger/OpenAPI. Familiarity with agile methodologies (Scrum/Kanban). Desirable (Not Mandatory)Experience with Azure, AWS, or Google Cloud. Knowledge of containers (Docker, Kubernetes).
About the job
Senior Backend . NET Developer with extensive experience in designing, building, and maintaining enterprise applications. The ideal candidate will possess a strong command of . NET Framework / . NET Core, API development, and the consumption/creation of REST and SOAP services, ensuring scalable, secure, and high-performance solutions.
Main Responsibilities
Design, develop, and maintain applications and services based on . NET (. NET Framework / . NET Core).
Build and document robust RESTful APIs and SOAP services.
Integrate applications with internal and external systems through web services.
Optimize existing code, enhance performance, and ensure high-quality practices.
Implement best architectural practices, design patterns, and SOLID principles.
Participate in code reviews, technical analyses, and requirements definition.
Collaborate with multidisciplinary teams (QA, Infrastructure, Architecture, Product).
Ensure adherence to software security, integrity, and scalability standards.
About inetum2
We are a global community of over 28,000 collaborators across 19 countries, dedicated to innovation, inclusion, and sustainable growth. We believe in the power of technology to transform realities and in human talent as the driving force behind that change.
We are looking for a passionate Java Backend Developer at the semi-senior level to join our dynamic team at inetum2. The ideal candidate will have a strong understanding of backend technologies and a desire to contribute to innovative projects. You will work closely with our development team to design and implement scalable solutions that enhance our product…
Join our dynamic team at inetum2 as a Java Backend Developer at the semi-senior level. You will be responsible for designing, developing, and maintaining backend systems, ensuring optimal performance and scalability. Collaborate with cross-functional teams to deliver high-quality software solutions that meet client needs.
Join Inetum, a leading digital services company, as a Semi Senior Java Backend Developer. In this pivotal role, you will be responsible for designing, implementing, and maintaining backend systems that power our innovative applications. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet our clients' needs.
We are seeking a talented and motivated Backend Java Developer at the semi-senior level to join our dynamic team at Inetum. In this role, you will be responsible for designing, developing, and maintaining high-quality backend systems that power our innovative software solutions. You will collaborate closely with cross-functional teams to deliver seamless user experiences and ensure the functionality of our applications.
Join our dynamic team at Inetum as a Semi-Senior Java Backend Developer, where your skills will be pivotal in shaping innovative backend solutions. We are looking for a passionate developer who thrives in a collaborative environment and is eager to tackle challenging projects. You will be responsible for designing, implementing, and maintaining robust backend systems that support our applications.
Truelogic, based in New York, offers nearshore staff augmentation and has spent over 20 years supporting digital transformation for a diverse client base. The company’s team of more than 600 technology professionals partners with U.S. organizations, ranging from Fortune 500 firms to startups, to deliver technology projects across Latin America. This Senior Backend Engineer role is part of a team working for a major Mass Media and Broadcasting client. The client’s projects reach millions of users worldwide, especially during high-profile events, and require digital experiences that perform reliably at scale. The engineering group blends creative and technical expertise to help businesses respond to changing consumer needs, new technologies, and artificial intelligence. Role overview The Senior Backend Engineer will focus on building and maintaining the core backend infrastructure. This work goes beyond typical API development, requiring experience with systems that deliver low latency, high throughput, and high availability. Downtime is not an option in these environments. Main responsibilities Design and implement scalable, event-driven backend architectures for live-streaming data, interactive fan engagement, and real-time notifications. Develop type-safe backend services using Node.js and TypeScript, emphasizing performance and maintainability. Manage persistent live connections at scale with Socket.IO, ensuring reliable data flow between servers and clients during periods of peak demand. Location This position is based in Bogota.
Embrace a new opportunity with 8am!About the role:We are seeking a talented Marketing Backend Developer to enhance and support the backend infrastructure that underpins our customer-facing websites and Marketing Operations systems. This position is designed for a developer with solid backend fundamentals, experience working with modern cloud and API-based architectures, and a desire to expand their technical expertise while collaborating closely with our marketing and web teams.In this role, you will contribute to the development, maintenance, and optimization of backend services and integrations that connect with systems such as Marketo, Salesforce, and other marketing technologies. You'll partner with senior engineers and cross-functional teams to create scalable solutions that enhance data flow, automation, and overall marketing efficiency.About us:At 8am, we envision a world where professionals thrive. Every day, we strive to empower professionals with innovative, trusted technology that enables them to deliver world-class outcomes for their clients and achieve exceptional financial results. Our purpose-built solutions simplify operations, ensure compliance, and drive profitable growth, allowing professionals to focus on their clients and accomplish more meaningful work.Founded in 2005, 8am™ (formerly AffiniPay) serves as a professional business platform designed to help legal, accounting, and other client-centric professionals operate more effectively and profitably. Today, over 250,000 professionals across the U.S. rely on 8am to work smarter, serve clients better, and unlock their full potential. We have been recognized as one of Inc 5000’s fastest growing companies in the U.S. for 13 consecutive years, and as a result, our teams continue to expand!What you'll do:Develop, maintain, and support backend services and APIs that power customer-facing websites and marketing platforms.Assist with integrations between Marketing Operations systems (e.g., Marketo, Salesforce) to ensure reliable data flow and workflow automation.Contribute to database design and maintenance to support marketing and customer data needs, focusing on reliability and performance.Build and maintain APIs and services that integrate with third-party platforms and internal tools.Help optimize backend code and processes for performance, scalability, and stability.Collaborate with front-end developers, designers, and marketing specialists to create cohesive user experiences.
inetum2 is seeking a talented and motivated Java Backend Developer to join our dynamic team in Bogotá. As a Semi-Senior Developer, you will play a pivotal role in designing, developing, and maintaining robust backend systems. If you are passionate about coding, enjoy solving complex problems, and want to be part of an innovative company, we want to hear from you!
Join our dynamic team at inetum2 as a Java Backend Developer. We are looking for a talented and motivated semi-senior level developer who is passionate about coding and eager to contribute to innovative projects. You will be responsible for developing high-quality backend solutions, collaborating with cross-functional teams, and implementing best practices to deliver exceptional products.
Join our dynamic team at Inetum2 as a Semisenior Java Backend Developer. In this role, you will leverage your expertise in Java development to create robust backend solutions that drive our innovative projects. You will be part of a collaborative environment where creativity and technical skills are highly valued.
Buscamos un talentoso Semi-Senior Backend Developer para unirse a nuestro equipo en inetum2, donde podrás desempeñar las siguientes funciones:Desarrollar y mantener componentes del lado del servidor, asegurando un rendimiento óptimo y escalabilidad del software.Colaborar en la revisión de código y proporcionar mentoría a desarrolladores junior, fomentando el crecimiento y la excelencia técnica en el equipo.Implementar desarrollo orientado a objetos y reconocer patrones de diseño en proyectos de desarrollo.
Join inetum2 as a Java Backend Developer and enhance your career while contributing to innovative projects. We are seeking a passionate and skilled individual to help us drive technological advancements and deliver exceptional solutions to our clients.
Join our dynamic team at Inetum as a Java Backend Developer. In this role, you will play a crucial part in designing and implementing robust backend systems. You will collaborate with cross-functional teams to deliver high-quality software solutions that meet our clients' needs.
Yuno seeks a Backend Developer to focus on core payments in Bogota. This position involves designing and building backend systems that handle payment processing. Regular collaboration with colleagues from engineering, product, and other areas shapes much of the work. Key responsibilities Design backend solutions that support payment processing Implement and maintain code for core payment features Work with teams across disciplines to deliver reliable, high-quality software Location This role is based in Bogota.
Join Eurofins Scientific as a Senior SQL & .NET Backend Architect, where you will play a pivotal role in shaping our backend infrastructure. You will design and implement robust systems that drive our data management and processing capabilities. Collaborate closely with cross-functional teams to ensure our architectural solutions align with business objectives while maintaining optimal performance and scalability.
Join Amwell as a Senior Backend Engineer, where you'll play a pivotal role in developing cutting-edge healthcare solutions. As part of our dynamic team, you will design and implement robust and scalable backend systems that support our telehealth platform. Your expertise will directly impact the delivery of critical healthcare services!
Anyone AI is looking for Backend Developers to join a fully remote team in Colombia. This role supports a major AI research lab, focusing on software engineering for advanced projects. What you will do Design and implement complex engineering solutions, including fixing bugs, developing new features, and improving code performance. Create clear specifications in natural language, along with reference implementations to guide development. Expand and improve unit and integration test suites to maintain code quality. Review tasks completed by peers to ensure accuracy and clarity. Identify edge cases and potential ambiguities in specifications and code. Verify that specifications match both the code and intended outcomes. Requirements Advanced written English skills. 3 to 7 years of experience in software engineering. Strong programming skills in Python and JavaScript or TypeScript. Familiarity with Java, C#, or Go is a plus. Background in backend or full-stack development within production environments. Experience with testing frameworks such as pytest, Jest, JUnit, xUnit, or Go testing tools. Ability to debug and work with large codebases. Hands-on experience with code reviews, refactoring, and migrations in production settings. Engagement details This is a part-time, project-based consultancy. Consultants manage their own schedules and may work with multiple clients, as long as they follow all client agreements.
Hopper is hiring a Senior Backend Engineer to focus on API development for its travel platform. This role is fully remote and open to candidates located in Colombia. Responsibilities Design and implement scalable backend systems that power Hopper’s travel services Collaborate with engineering, product, and design teams to enhance the user experience Maintain high availability and reliability across backend services Apply technical expertise to influence new features and backend architecture decisions Remote work This position is 100% remote for candidates based in Colombia.
About Katapult LabsKatapult Labs is an innovative nearshore software development agency that merges top talent from Latin America with exceptional execution and leadership expertise, all while adopting an AI-first approach to product engineering. We specialize in collaborating with PMF+ startups and businesses across the United States, enhancing their product engineering capabilities through a team augmentation model.The PositionWe are on the lookout for a talented Full Stack Developer with a Backend focus to become a vital part of our team. This role is pivotal in transforming innovative prototypes and high-impact features, particularly those involving WhatsApp integrations, into scalable production-ready solutions. You will closely collaborate with our experimentation leads and the Director of Engineering, ensuring that every feature adheres to our high standards of quality, security, and maintainability.
Location: ColombiaWork Mode: Hybrid Role overview The Senior Go Backend Engineer - Cybersecurity position focuses on designing, developing, and maintaining backend software for cybersecurity solutions. This role involves close collaboration with teams across disciplines to understand business needs and turn them into scalable applications. Leading technical projects and mentoring junior engineers are key aspects of this position, along with a commitment to improving software development practices for dependable system delivery. What you will do Design and develop high-performance backend systems for cybersecurity platforms using Go (Golang). Architect and implement scalable microservices and cloud-native solutions with an emphasis on high availability and resilience. Build and maintain CI/CD pipelines, observability, and monitoring tools to support reliable operations. Collaborate with cross-functional teams, contribute to system design, and mentor engineers to promote best practices. Requirements Experience developing backend systems in Go (Golang). Background in building scalable microservices and cloud-native solutions. Familiarity with CI/CD, observability, and monitoring practices. Ability to lead technical projects and mentor junior engineers.
