Senior Backend Engineer (Contract) - Remote

Join techholding as a Senior Backend Engineer on a contract basis. We are looking for a passionate and skilled developer to contribute to our innovative projects. You will work with cutting-edge technologies to build robust backend systems that support our applications and services.

Ready to take your career to new heights?Clara is at the forefront of innovation in Latin America's financial landscape. As the leading solution provider for managing and executing payments, we empower over 20,000 companies with agility and transparency through our locally issued corporate cards, bill payment services, financing options, and a robust B2B platform designed for scalability.Backed by some of the most prestigious investors globally, including renowned regional VCs such as Monashees, Kaszek, and Canary, along with prominent global firms like Notable Capital, Coatue, and Goldman Sachs, we are on a mission to build the financial infrastructure that fuels high-performing organizations throughout the region. If you aspire to thrive in a dynamic environment that accelerates your professional growth and allows you to collaborate with a dedicated team across the Americas, we invite you to join us.This role is intended for future opportunities. While we may not be actively hiring for this position currently, we are always eager to connect with top-tier talent. If you're interested, we encourage you to apply, and we will review your profile for future openings.What you'll be doingWe are cultivating a talent pipeline for exceptional Senior Backend Engineers keen on contributing to Clara's mission of revolutionizing corporate spend management across Latin America. Should you not find an open role that matches your profile at this time but wish to be considered for future positions, this is your opportunity to join our talent pool.As a Senior Backend Engineer, you will be instrumental in architecting and scaling backend services that drive essential features. Collaborating with cross-functional teams, you will ensure our systems are efficient, maintainable, and aligned with both technical and business objectives.

Are you ready to elevate your career?Clara is the leading financial technology company in Latin America, specializing in empowering businesses to efficiently manage their payments. With over 20,000 clients ranging from large corporations to emerging startups, we provide a comprehensive suite of services including corporate cards, bill payments, financing solutions, and a robust B2B platform designed for scalability.Our rapid growth is supported by prominent global investors such as Notable Capital, Coatue, and Goldman Sachs, alongside top regional venture capital firms. We are on a mission to create the financial infrastructure that drives high-performance organizations throughout the region. Join us in a dynamic environment that fosters career growth and allows you to produce exceptional work alongside a dedicated team spread across the Americas.Key ResponsibilitiesWe are seeking a Senior Backend Engineer to spearhead backend development projects within the ClarOps team. This position is not solely about coding; it involves shaping our technical strategy, promoting engineering best practices, and ensuring optimal performance and scalability of backend systems that enhance Clara’s operational efficiency. You will also mentor junior developers, influence architectural decisions, and collaborate cross-functionally to address some of Clara’s most significant challenges.Your primary responsibilities include:Leading backend design and implementation for impactful internal systems and services.Collaborating throughout the entire product lifecycle—from ideation to deployment.Conducting code reviews and ensuring adherence to best practices.Engaging with cross-functional teams to align backend strategies with business goals.

Rehire is partnering with a forward-thinking technology firm to find an exceptional Team Leader for their Backend Engineering team. This pivotal role within the R&D department focuses on orchestrating technical teams and designing scalable event-driven architectures.We are looking for a seasoned professional with a robust technical background in backend development and strong leadership skills. The ideal candidate will coordinate multidisciplinary teams (AI, Backend, Frontend) and ensure the technical execution of projects is executed flawlessly.

Truelogic, based in New York City, specializes in nearshore staff augmentation and technology solutions. With over 600 professionals across Latin America, the company partners with U.S. organizations, from startups to Fortune 500 companies, on digital transformation projects. Truelogic’s focus is on delivering results that drive digital innovation. The client for this role is a global technology group known for combining creativity and engineering. Their work spans industries and includes collaborations with companies such as Amazon, JPMorgan Chase, Microsoft, MSNBC, NFL, Pfizer, and Zappos. They help organizations address shifts in consumer behavior, adopt new technologies, and integrate AI, all while solving complex technical problems across the consumer journey. Role overview This Senior Backend Engineer position focuses on building and maintaining backend systems for a large mass media and broadcasting platform. The systems must support millions of users during global, high-traffic events, where sub-second latency and high availability are critical. The backend infrastructure handles large-scale data throughput and must operate with minimal downtime. What you will do Design and implement scalable, event-driven architectures for live-streaming data, interactive fan features, and real-time notifications. Develop type-safe backend services using Node.js and TypeScript, emphasizing performance and maintainability. Manage persistent live connections with Socket.IO, ensuring seamless data flow between servers and millions of clients.

About BillupsAt Billups, we are redefining how brands engage with the world around them. Leveraging our innovative, patented technology and proprietary AI, along with a dedicated team of over 400 professionals across 20+ countries, we are transforming Out-of-Home (OOH) media. Our mission is to enable brands to connect with their audiences in physical spaces with unprecedented precision and impact. We thrive on bold ideas and rapid execution, fostering a culture of collaboration and independence. We value talent and celebrate our team, ensuring both professional and personal growth opportunities. Interested in joining us? Let’s connect!What You Will DoAs a Backend Engineer, you will be responsible for the design, development, and maintenance of services, data pipelines, and data storage solutions for our advertising applications. You will tackle challenges, collaborate with your teammates, and contribute to both manual and automated testing in a fast-paced, engineer-led continuous deployment environment. Your key responsibilities will include:Creating software that helps our clients streamline their business processes.Owning the complete functionality from development to deployment.Maintaining high standards of code quality by writing tests and continuously enhancing your skills.Participating in team meetings, mentoring junior engineers, pair programming, and self-directed learning.Collaborating with product owners, analysts, designers, and fellow developers to assess the size and scope of projects.Essential SkillsProficient in developing solutions using relevant languages and frameworks, designing application architecture, and building RESTful APIs following industry best practices.Strong understanding of data structures and algorithms to optimize their usage.Commitment to delivering clean, well-tested, and maintainable code.Effective collaboration with product and design teams.Experience in writing and maintaining unit tests and code coverage reports, aiming for continuous releases with minimal bugs.Ability to innovate and deliver new services and features in modern applications, drawing on experiences from legacy systems.Passion for driving results through collaboration and test-driven development, focusing on high-quality code and continuous learning.

Join Arkham as a Senior Software Engineer (Backend)About ArkhamArkham Technologies is at the forefront of the Data & AI revolution, offering a sophisticated platform designed to unify data and leverage advanced Machine Learning and Generative AI models to tackle the most intricate operational challenges faced by businesses today.Our platform is trusted by industry leaders such as Circle K, Mexico Infrastructure Partners, and Televisa Editorial to facilitate seamless access to valuable data and insights, automate complex processes, and enhance operational efficiency. Through our innovative platform and implementation services, we empower our clients to save time, reduce costs, and establish a robust foundation for enduring Data and AI transformation.About the RoleWe are seeking a Senior Software Engineer with a strong backend emphasis to join our team and contribute to the design and construction of core platform services that drive Arkham’s AI Operating System. This position is perfect for engineers who thrive on challenges associated with high-performance systems, enjoy tackling complex distributed problems, and are adept at creating scalable microservices architectures that support swift and secure data and AI workflows.As a pivotal member of our team, you will be responsible for designing systems that manage substantial data processing, facilitate real-time event-driven communication, and support mission-critical AI and analytics operations for our clients. This role offers a hands-on, high-impact opportunity that combines technical expertise with product-oriented thinking.

At Playlist, we believe that life’s most enriching experiences occur when individuals step away from their screens to engage, connect, and explore. We are on a mission to create the ultimate platform for intentional living, linking people with inspiring experiences in fitness, wellness, and beyond. With renowned brands like Mindbody and ClassPass, Playlist empowers both businesses and individuals, seamlessly transforming aspirations into actions. Join us in redefining technology’s role to cultivate meaningful, real-world connections.ClassPass provides a diverse range of fitness and wellness experiences globally, enabling individuals to lead active and balanced lives. Our platform simplifies the discovery and enjoyment of activities—whether it’s fitness classes, self-care sessions, nutritious meals, or exciting new ventures. Be a part of our commitment to fostering healthier, vibrant communities worldwide.Your RoleDesign and maintain high-performance backend systems and applications that enhance real-world experiences.Collaborate closely with Product, Design, and QA teams to bring features from concept to deployment, always with the user experience in mind.Advocate for engineering best practices including automated testing, peer reviews, observability, and clean design.Lead architecture decisions that prioritize both scalability and simplicity.Seek user feedback, iterate quickly, and balance innovative solutions with reliability.Approach development empathetically, understanding how your contributions support our partners and their communities.Mentor and nurture a collaborative, inclusive engineering culture.

Cubbo is dedicated to revolutionizing urban spaces across Latin America by transforming underutilized real estate assets, such as vacant retail spaces and abandoned shopping centers, into innovative environments tailored for emerging industries, including urban micro-fulfillment centers for e-commerce. About the RoleWe are on the lookout for a dynamic Backend Engineer to join our pioneering team at cubbo. As one of our first hires, you will play a crucial role in shaping our product offerings. Following a successful funding round led by prominent U.S. venture capital firms, we're rapidly expanding our team. The ideal candidate is a proactive, adaptable individual with a proven ability to work collaboratively in a team. As a lead developer, you will take charge of creating new software products and enhancing existing solutions. Your expertise in large-scale applications and frameworks, coupled with excellent communication and leadership skills, will be key to your success in this role.Key ResponsibilitiesLead the development of product features from inception to deployment, including scoping, architecture, coding, testing, and rollout.Collaborate closely with executives, project managers, designers, and fellow engineers to devise solutions to user challenges.Shape the direction of cubbo's product and technology stack.QualificationsMinimum of 4 years experience in software development and product delivery.Proficient in modern programming languages such as Node.js, Ruby, or Python.Experience in designing and developing microservices or distributed systems.Strong expertise in systems and API design.Ability to manage multiple tasks effectively, ensuring organization and prioritization.Excellent written communication skills in English and proficiency in either Spanish or Portuguese, as our team operates remotely and primarily communicates via text.Why Join Us?By joining cubbo, you will become an integral part of a rapidly growing company with ambitious goals. We are committed to our mission and prioritize removing obstacles that hinder our progress. Our work culture is fully remote, with an unlimited vacation policy, reasonable work hours, and flexible schedules, as we believe that our best work emerges when we are well-rested and focused. We value diversity and actively encourage applications from candidates of varied backgrounds and experiences, as we believe that diverse teams foster creativity and innovation.

At Rehire, we are collaborating with a leading technology company to find a Semi-Senior Backend Engineer. This pivotal role within the R&D team is centered on developing scalable backend systems and event-driven architectures.We seek a candidate with a solid technical foundation who is eager to tackle more complex challenges while working in a demanding environment alongside multidisciplinary teams (AI, Backend, Frontend).

Brillio is looking for a Backend Engineer in Guadalajara, Jalisco. This position centers on building and maintaining server-side applications that support key business initiatives. What you will do Work closely with a team to develop and improve backend systems. Contribute to technology projects aimed at supporting business goals. Help design and implement solutions that power core services. Role overview This role focuses on server-side development. Collaboration with colleagues is essential, as is a commitment to delivering reliable and effective backend solutions.

Join Dropbox as a Staff Backend Product Software Engineer on our Commerce Platform team. As a seasoned software engineer, you will play a key role in designing, developing, and enhancing our backend systems that power our commerce solutions. Your expertise will help streamline processes and improve the overall customer experience.You will collaborate closely with cross-functional teams to identify and solve complex problems, ensuring that our platform remains scalable and efficient. If you are passionate about backend engineering and eager to make a significant impact, we want to hear from you!

Join our dynamic team at dacodes, where we are seeking a talented Backend Engineer with expertise in Perl and legacy systems. As a valued member of our engineering team, you will play a crucial role in maintaining and enhancing our backend systems to ensure robust performance and reliability.In this remote position, you will collaborate with cross-functional teams to deliver high-quality software solutions. Your contributions will directly impact the efficiency and effectiveness of our services, driving innovation and excellence.

Join our team as a Backend Engineer focusing on the design, development, and operation of backend services in a corporate AWS environment. This role emphasizes robust backend development, including well-structured APIs, applied design patterns, and secure, auditable code.While frontend development isn't your responsibility, you will ensure the services you build are optimized for consumption by React/Next applications. This includes clear response structures, validation, integration contracts, and error handling.Our company adheres to strict corporate guidelines: the parent company audits the code, and automated quality and security verification tools are implemented before each promotion through environments. We expect candidates to arrive with solid best practices already internalized.

Role overview Hopper seeks a Senior Backend Engineer with a focus on API development. This fully remote role is open to candidates based in Mexico or elsewhere in Latin America. The main objective is to enhance backend systems, making them more scalable and efficient to support Hopper's travel technology platform. What you will do Design and build backend APIs that power Hopper's travel services Collaborate with teams across disciplines to deliver solutions that boost platform performance and improve user experience Help ensure backend services remain reliable and scale smoothly as the platform grows Location This position is remote and open to applicants residing in Mexico or anywhere within the LATAM region.

About DaCodes DaCodes delivers software and digital transformation solutions for clients across Latin America and the United States. With over ten years in the industry and a team of nearly 300 professionals, DaCodes brings together developers, architects, UX/UI designers, project managers, and QA testers to solve complex challenges for both startups and global brands. Role Overview: Backend Engineer (AWS, Cloud & Deployment) This remote position is open to candidates based in Mexico, including Guadalajara, Jalisco. The Backend Engineer will work hands-on with AWS to design, build, and operate production services. The focus is on practical, real-world execution, structuring, deploying, scaling, and securing systems in the cloud. What You Will Do Design, implement, and optimize backend services running on AWS. Make architecture, deployment, and operational decisions in cloud environments. Work closely with cross-functional teams on projects spanning multiple industries. Contribute to the success of both DaCodes and its clients by ensuring reliable, scalable cloud infrastructure. What We’re Looking For Experience building and operating production systems in AWS. Strong backend development skills, with the ability to bridge development and infrastructure. Comfort making practical decisions about architecture, deployment, and cloud operations. Interest in working on diverse projects for startups and established brands. Location Remote within Mexico. Candidates in Guadalajara, Jalisco are welcome.

Join the DaCodes Team!At DaCodes, we are pioneers in high-impact software development and digital transformation.With over a decade of experience, our team of 300+ skilled #DaCoders — including developers, architects, UX/UI designers, project managers, and quality assurance testers — collaborates with clients throughout LATAM and the United States to deliver innovative, technology-driven solutions.As a member of DaCodes, you'll have the chance to enhance your professional journey, engage in diverse projects across various sectors, and play a significant role in designing, implementing, and optimizing cloud infrastructures.Our DaCoders are pivotal to our success, driving projects for disruptive startups and global brands. Are you ready to make an impact?

Lifted Upwork Company seeks a Backend Software Engineer (Java/Kafka) for a contract role in Mexico City. This position centers on building, maintaining, and improving backend systems that power the company’s applications. Responsibilities Develop backend services with Java Use Kafka to manage data streaming and event-driven workflows Maintain and enhance existing backend components Work closely with other team members to deliver stable, reliable features Location This contract role is based in Mexico City.

Role overview Jobgether is seeking a Senior Node.js Backend Developer for a partner company based in Mexico. This remote-first role centers on building secure, scalable, and real-time backend systems that power digital finance services on a global scale. What you will do Design and implement backend architecture with Node.js for mission-critical services and APIs. Work on distributed systems and focus on optimizing performance for financial products used worldwide. Collaborate with engineers from various regions to deliver dependable infrastructure. Contribute to developing next-generation digital finance solutions. Take ownership of projects in an environment that encourages autonomy and innovation. Requirements Extensive experience as a backend developer, with strong expertise in Node.js. Ability to tackle complex technical challenges and build scalable systems. Keen interest in backend architecture, distributed systems, and performance optimization. Enjoys working collaboratively within a diverse engineering team. Work environment This position is remote-first, offering flexibility and the opportunity to work with talented engineers across different regions. The team values autonomy, ownership, and continuous learning.

gsbsolutions1 is expanding its presence in Latin America and is seeking a Senior Backend Developer to join the team in Tránsito, Ciudad de México. This role centers on building and scaling backend systems to support the company’s next phase of growth. Key responsibilities Design and implement backend solutions using JAVA (JDK 11+), Spring Boot, Spring Security, and Hibernate/JPA. Define and maintain clean software architectures, including microservices, event-driven, and hexagonal patterns. Integrate with SQL databases (PostgreSQL, MySQL) and NoSQL databases (MongoDB, Redis, Cassandra), as well as external APIs and services. Develop RESTful APIs and work with GraphQL when required. Collaborate with Front End, DevOps, and QA teams to deliver integrated products. Optimize system performance and resolve bottlenecks. Mentor junior and mid-level developers through code reviews and pair programming. Implement unit and integration tests using JUnit and Mockito to ensure code quality. Apply security standards, including OWASP guidelines, authentication, JWT, and OAuth2. Automate deployments with CI/CD tools such as Jenkins and GitHub Actions. Work with cloud platforms (AWS, Azure, or GCP) and containerization tools like Docker and Kubernetes. Document technical designs, decisions, and processes for team knowledge sharing. Requirements Bachelor's degree in Computer Science, Software Engineering, Systems Engineering, or a related field. At least 5 years of backend development experience with JAVA. Proficiency with Agile methodologies. Experience working with messaging and event systems such as Kafka, RabbitMQ, or AWS SQS. Strong skills in version control using Git (GitHub or GitLab). Solid understanding of best practices, including Sonar, Checkmarks, Fortify, SOLID principles, and clean code. Intermediate to advanced English for technical reading and writing. Strong collaboration skills and a team-oriented approach.