Senior React Native Engineer at Blockchain | Buenos Aires

Blockchain has connected millions of people to digital finance since 2011. Over 90 million wallet holders and 40 million verified users have used the platform to move more than $1 trillion securely. The company continues to build trusted tools for cryptocurrency transactions worldwide. The team seeks a Senior React Native Engineer based in Buenos Aires. This…

Join a pioneering global technology group poised for the future, where exceptional professionals are empowered to tackle high-stakes challenges that define their careers. At Qodea, you won't just be working on projects; you'll be unraveling complex problems that lack clear solutions.Become part of an elite talent pool sought after by industry leaders such as Google, Snap, Diageo, PayPal, and Jaguar Land Rover, especially when timelines are tight and solutions absolutely must succeed.Break free from ordinary consultancy work and immerse yourself in a dynamic environment where technology, design, and human behavior converge to deliver rapid, impactful results. This is the kind of work that you’ll be proud to share with your peers.We are looking for individuals who exemplify:Innovation to tackle the most intricate challenges.Accountability for every outcome.Integrity in all circumstances.Role OverviewWe are on the lookout for an agile Senior Software Engineer to join our delivery team, dedicated to building and scaling digital products. You will form the backbone of a cross-functional squad, utilizing cutting-edge tools to handle complex tasks, allowing you to concentrate on system architecture and product iterations. Your work will predominantly be in Java environments, ensuring our platforms remain adaptable and scalable.As a Senior Software Engineer at Qodea, you will:Take full ownership of backend features, ensuring optimal performance, reliability, and observability.Develop and maintain scalable APIs and services designed for rapid experimentation and user segmentation.Oversee integrations and service-to-service communication within a polyglot architecture.Proactively leverage AI coding assistants to automate documentation, generate unit tests, and maintain high development velocity.Utilize observability tools to monitor system health, ensuring that experiments do not compromise core stability.Collaborate with mobile and frontend engineers to ensure alignment on contracts and facilitate seamless deployments.What Makes You Stand Out:A proactive profile known for driving projects to completion.Extensive hands-on experience with Spring Boot, including ORM optimization and secure authentication patterns.Expertise in both SQL and NoSQL databases to effectively manage and query complex data sets.A strong advocate for CI/CD, treating the deployment pipeline as an integral part of the product.Excellent analytical skills with the ability to communicate technical trade-offs to non-technical stakeholders.Nice to Have:Familiarity with cloud platforms such as AWS or Azure, although GCP is our primary focus.Understanding of microservices architecture and backend-for-frontend design principles.What We Want From You:We are building a world-class delivery center...

Join a pioneering global technology group designed for the challenges of the future. At Qodea, we empower top-tier professionals to engage in transformative projects that shape their careers. Become part of a team that is not just solving existing problems but is also paving the way for innovative solutions in uncharted territories.As a member of our elite talent pool, you will collaborate with industry giants such as Google, Snap, Diageo, PayPal, and Jaguar Land Rover, stepping in when others falter under pressure and ensuring that critical solutions are delivered flawlessly.We reject traditional consultancy norms. Instead, we thrive at the intersection of technology, design, and human behavior, ensuring rapid and impactful outcomes. This is the kind of work that leaves a lasting impression and is a source of pride for our engineers.

Join us at AppsFlyer, where our vibrant culture is shaped by our dedicated team! We pride ourselves on being approachable professionals, relentless problem-solvers, and valued mentors.Are you passionate about tackling intricate technical challenges? We're seeking a dynamic Senior Support Engineer who prioritizes customer satisfaction and excels in delivering outstanding support services to our clientele.The ideal candidate is a natural communicator and adept at problem-solving. You will collaborate closely with our R&D, Customer Success, and Product Teams, participating in cross-department projects that significantly influence our product's evolution by providing crucial insights and feedback.Key Responsibilities:Assume full ownership of customer technical issues, from initial troubleshooting to resolution and communication.Act as the primary point of contact for customer escalations, ensuring meticulous issue resolution.Collaborate with R&D and Product teams on escalations and enhancement requests.Contribute to our knowledge base with relevant technical insights.Lead initiatives to improve support processes across the organization.Provide valuable product feedback to the business and R&D teams.Manage various internal projects, including training and support readiness for new feature launches.Advocate for our VIP customers, partnering closely with the Customer Success and Business teams.What We Seek:A passion for resolving customer issues in a fast-paced environment.5+ years of experience in technical support, QA, data analysis, development, or technical account management.Proficiency in SQL and data management.Familiarity with at least one programming language.Outstanding written and verbal communication skills.Ability to facilitate communication between clients and internal teams.Quick learner of new technologies.Strong multitasking abilities and capability to work independently.Structured and process-oriented mindset.Bonus Qualifications:Experience in web/mobile marketing and digital advertising.Background in web, SDK, mobile development, or QA.

Join our dynamic team as a Senior Java Engineer, specializing in contact center solutions. In this role, you will leverage your extensive Java expertise to design, develop, and maintain innovative applications that enhance customer interactions. You will work closely with cross-functional teams to deliver high-quality software solutions that meet the needs of our clients.

About Coderio Coderio specializes in designing and delivering scalable digital solutions for global enterprises. With a robust technical foundation and a product-oriented mindset, our teams lead complex projects from architecture through execution. We value autonomy, clear communication, and technical excellence, working closely with international teams and partners to build impactful technology. More information: http://coderio.comWe are seeking a Senior Java Engineer to join a high-caliber technical team focused on the development, evolution, and operation of backend solutions in a complex and demanding fintech environment. This position requires an individual with real experience in distributed architectures, a strong technical foundation, and a proactive approach to working with production systems, as well as a willingness to incorporate AI into everyday tasks.What to Expect in This Role (Responsibilities) This is a technically demanding role with a strong emphasis on autonomy and execution capability. You will be responsible for designing, developing, and operating backend solutions in Java on microservices architectures, integrating messaging, asynchronous communication, resilience best practices, AWS, NoSQL, and AI in a highly complex fintech environment.

Join a pioneering global technology group that is shaping the future with high-impact projects that define careers. At qodea, we empower exceptional professionals to tackle complex challenges where solutions are yet to be discovered.As a member of our elite team, you will collaborate with renowned brands like Google, Snap, Diageo, PayPal, and Jaguar Land Rover, stepping in to deliver when the stakes are high and the timeline is tight. Say goodbye to traditional consultancy; here, you will engage at the intersection of technology, design, and human behavior to produce rapid, measurable outcomes that you will be proud to share.We seek individuals who exemplify:Innovative thinking to address tough problems.Accountability for every outcome.Unwavering integrity.Role OverviewWe are looking for a Senior Back End Engineer with extensive knowledge in Python, Google Cloud Platform, and AI solutions to join our Americas team. You will be instrumental in developing and enhancing the backend systems that drive sophisticated, AI-powered applications for our enterprise clients across North America.Based in Buenos Aires, you will serve as a key technical resource, ensuring seamless connections between client needs and high-performance execution. Your focus will be on engineering excellence, particularly in generative AI and cloud-native architecture, working collaboratively with our global engineering teams in Europe.As a Senior Back End Engineer at qodea, you will:Create Core Logic: Write clean, maintainable, and efficient Python code to power high-scale content platforms and data-rich applications.Implement AI Solutions: Develop and deploy production-ready AI functionalities, including RAG (Retrieval-Augmented Generation) pipelines, LLM orchestrations, and Agentic workflows utilizing Vertex AI.Engineer Cloud Infrastructure: Design and configure scalable backend systems on GCP, leveraging Cloud Run, GKE, and Cloud Functions with an emphasis on performance and observability.Own Technical Design: Produce Technical Design Documents (TDDs) that convert business needs into actionable backend blueprints using modern cloud-native methodologies.Deploy & Automate: Oversee the entire lifecycle of your code, from local development to production, using Terraform for Infrastructure as Code (IaC) and robust CI/CD pipelines.Collaborate Globally: Engage with US-based product owners and European delivery teams, requiring proactive communication and flexibility for early morning meetings.Ensure Quality: Advocate for best practices in API design, security, and automated testing to guarantee the reliability of enterprise-level deployments.

At Intuition Machines, we harness the power of AI and machine learning to develop cutting-edge enterprise security solutions. Our innovative research impacts systems that serve hundreds of millions of users globally, supported by a diverse team working remotely across various locations. You may recognize us for our flagship product, the hCaptcha security suite. Our operational philosophy emphasizes minimal overhead, small, agile teams, and rapid product iterations.As a Senior Frontend Engineer, you will play a pivotal role in collaborating with team members, product owners, and key stakeholders to conceptualize, develop, and implement solutions that align with predefined requirements. You will oversee project deliverables, timelines, and stakeholder expectations, ensuring a seamless user experience through high-quality code that adheres to best practices in security and reliability. Staying abreast of market trends and innovations will be crucial in creating an appealing, consistent, and highly functional user interface.Key Responsibilities:Design, develop, and maintain secure, robust, scalable, and high-performance frontend web and mobile applications.Produce well-structured, maintainable, and thoroughly tested code that meets our high standards, suitable for open-source contribution.Enhance our global codebase through collaborative efforts including brainstorming sessions, code reviews, and unit testing.Translate complex customer requirements into actionable code for sprint pipelines, while providing mentorship and support to team members.Desired Qualifications:A minimum of 4 years of relevant experience in frontend development.In-depth knowledge of JavaScript, especially with frameworks such as React, for building intricate solutions.Demonstrated expertise in solution architecture and engineering, including requirements gathering and problem-solving skills.Strong communication and presentation skills, with experience mentoring and supporting peers from diverse backgrounds.Preferred Skills:Experience with WebGL, WebWorkers, or other modern web APIs.Familiarity with containerization tools like Docker and Kubernetes.Understanding of online security frameworks and annotation interfaces.What We Offer:A fully remote working environment with flexible hours.An inspiring global team of talented professionals.Modern development workflows that prioritize frequent deliveries.The opportunity to make a significant impact with a broad user base and engaged customers.A flat organizational structure allowing direct interaction with customer teams.We are dedicated to promoting equality of opportunity and fostering an inclusive atmosphere for all our team members.Join us in revolutionizing the fields of cybersecurity and user privacy.

About CanalsCanals is an innovative, fully remote startup revolutionizing the industrial supply chain sector, a $10 trillion industry, using advanced AI technologies. Our cutting-edge platform seamlessly integrates with existing distributor systems, automating labor-intensive tasks and minimizing error points in the global movement of physical goods.Our diverse team of 70 professionals, with approximately 45 engineers, spans across North and South America.The OpportunityWe are experiencing rapid growth, with both current customers scaling up and new customers joining us at an accelerated pace. To support this expansion, we are seeking senior-level engineers who can act swiftly while ensuring high standards of quality, managing intricate backend systems and influencing product features that deliver substantial value.What You’ll DoBackend engineering tasks emphasizing scalability, performance, and reliability.Take ownership of large and complex projects from conception to deployment.Work closely with product and customer teams to ensure alignment between engineering efforts and business objectives.Balance hands-on coding with directing the technical trajectory of the team.Contribute to the evolution of Canals as we grow alongside our clients.What We’re Looking ForSenior-level experience in backend engineering with a focus on building scalable, high-performance systems.Ability to work independently in a dynamic, product-driven environment.Proven track record of taking ownership of deliverables and ensuring high-quality project completion.Capability to mentor and assist fellow engineers, providing insightful code reviews and architectural guidance.Experience within high-growth startups or small teams is highly valued.Why Join CanalsWe're profitable: enjoy stability without the disruption of venture capital shifts.Real-world impact: your contributions enhance global supply chains, saving our clients time and reducing waste.Strong engineering culture: we prioritize quality and thorough documentation to maintain a sustainable pace of innovation.Ownership culture: we move swiftly while prioritizing quality in all endeavors.

Join ELEKS, a leading software engineering and development firm, as a Senior Java Engineer based in Buenos Aires. This hybrid position allows for 2–3 days per week onsite at our local office, with the flexibility to work remotely on the remaining days.Working hours are from 10:00 AM to 6:00/7:00 PM ART. ABOUT THE PROJECT Our client ranks among the top 5 health insurance companies in the United States, committed to enhancing access to high-quality, cost-effective healthcare while empowering their members with the necessary information and tools to make informed health decisions for themselves and their families.

Veeam is a pioneering force in the Data and AI Trust landscape, dedicated to empowering organizations to fully comprehend, safeguard, and fortify their data and AI frameworks. As the premier provider in both data resilience and data security posture management, Veeam is uniquely positioned at the intersection of identity, data, security, and AI risk management. With headquarters in Seattle and a presence in over 30 countries, Veeam proudly serves more than 550,000 customers globally, who rely on us to sustain their operational continuity. Join our dynamic team as we boldly advance together, fostering growth, learning, and making a significant impact for some of the world's most notable brands.About the Role: In light of Veeam's recent acquisition of Securiti AI—a vanguard in AI-driven data security posture management (DSPM)—we are on the lookout for a Senior Sales Engineer to spearhead technical leadership within our sales team, with a keen focus on the Securiti AI portfolio. You will collaborate closely with a Securiti Sales Specialist and support 3–5 Account Executives and Veeam Solution Engineers as the go-to technical subject matter expert. Your role will be instrumental in guiding customers from the initial needs assessment through to solution design, providing hands-on demonstrations and proof-of-concepts to highlight the value of our offerings. To succeed in this position, you will need robust technical expertise and the ability to cultivate trust with clients. What You’ll Do: Serve as the primary technical contact for Securiti AI solutions throughout the sales processFacilitate technical discussions and deliver tailored security solutionsAddress customer requirements in data discovery, posture management, and complianceDesign and present engaging product demonstrations and proof-of-conceptsWork in tandem with product, engineering, and customer success teams to ensure seamless transitions What You’ll Bring: Extensive experience in pre-sales or sales engineeringDeep understanding of data and/or cloud securityProficient communicator with both technical and business stakeholders10+ years of technical sales experience in security15+ years in Software/SaaS/Enterprise technical salesPractical experience with AWS, Azure, or GCPFamiliarity with data privacy/security standards (e.g., GDPR, CCPA)

Join our innovative team at rehire as a Senior Machine Learning Engineer, specializing in MLOps and Computer Vision. In this role, you will leverage your expertise to build and optimize machine learning systems, ensuring seamless integration and deployment of models into production. You will collaborate with cross-functional teams to drive the development of cutting-edge solutions that enhance our operational efficiency and deliver value to our clients.

Join our innovative team as a Senior React Native Engineer at SoftwareMind, where you will play a pivotal role in developing cutting-edge mobile applications. We are seeking a passionate and experienced engineer who thrives in a dynamic environment and is eager to collaborate with cross-functional teams to create exceptional user experiences.

Who We AreAt BriteCore, we are a progressive and innovative organization dedicated to empowering Property & Casualty (P&C) insurers to enhance their operations and achieve growth through our advanced cloud-native technology solutions.Our software platform is essential for our carrier clients, facilitating the management of policies, billing, and claims through a comprehensive core insurance solution that offers real-time analytics and digital portals for agents and policyholders. In a landscape where traditional solutions are the norm, we are spearheading the transition to modern cloud technology. BriteCore is committed to continuous innovation, regularly delivering new features and enhancements via a flexible, scalable core insurance platform designed to adapt to the changing needs of insurers.We strive to foster an inclusive and collaborative work environment where team members are encouraged to share their ideas, challenge established norms, and pursue both personal and professional growth. Our distributed team shares a common passion for transforming the insurance industry and providing outstanding service.Join BriteCore and be a part of a company that is reshaping the future of insurance technology. You'll have the chance to work alongside talented professionals and make a significant impact. Your contributions will truly matter. If you're eager to create something exceptional, let's collaborate to build the future of insurance software together.Position OverviewWe are in search of a Senior Technical Support Engineer to enhance our technical services team. In this vital role, you will assist BriteCore’s customers in overcoming complex challenges to ensure their success with our Policy Administration System (PAS). You will be instrumental in diagnosing intricate issues, providing prompt resolutions, and maintaining high customer satisfaction levels.This role is perfect for individuals who thrive on direct customer interaction, excel in on-the-spot problem-solving, and have a strong passion for server maintenance and relational data analysis. If you are ready to make a significant impact and thrive in a dynamic setting, we would love to speak with you.This is a fully remote position; however, applicants must reside in Argentina. This role is a long-term Independent Contractor position.

Join GoFundMe as a Senior iOS Engineer and be a pivotal part of our mission to help people support each other through crowdfunding. In this role, you will be responsible for designing and implementing robust mobile applications that empower users to create and manage their fundraising campaigns effectively. Your expertise will drive the development of innovative features, enhance user experience, and ensure the scalability of our iOS applications.

Join our dynamic team at coderio as a Senior Software Engineer, where you will leverage your expertise in .NET, React, and Azure to develop innovative software solutions. In this role, you will work closely with cross-functional teams to design, implement, and maintain applications that meet our clients' needs. Your contributions will play a critical role in enhancing our technological capabilities and driving project success.

Xometry (NASDAQ: XMTR) is revolutionizing the manufacturing landscape by connecting innovative thinkers with manufacturers capable of turning their visions into reality. Our digital marketplace provides essential resources for manufacturers to expand their operations while enabling Fortune 1000 companies to access global manufacturing capacity effortlessly.We are on the lookout for a seasoned and dynamic engineer for a pivotal customer-facing role as a Senior Solutions Engineer. This position will support our Sales team by offering insights, feedback, and sharing valuable knowledge accumulated from the aerospace and defense engineering and manufacturing sectors. The role encompasses a unique combination of customer engagement, technical acumen, and project management. Solutions Engineering will report to the Pre-Sales Engineering community, which is co-led by Sales and Operations.This is a rare opportunity to join a vibrant and expanding company at the forefront of digital manufacturing. If you are a successful, experienced, team-oriented engineer with digital fluency and a genuine passion for the aerospace industry, this role could be your next big move.

Join Software Mind as a Senior Software Engineer specializing in .NET technologies. In this role, you will leverage your expertise to develop high-quality software solutions that meet client needs, while collaborating with cross-functional teams to ensure effective project delivery. You will be responsible for designing, coding, testing, and maintaining applications, as well as mentoring junior developers and contributing to architectural decisions.

About CookUnity:In a world where convenience has overshadowed the essence of food, CookUnity was established in 2018 as a pioneering platform that reconnects people with authentic culinary experiences crafted by talented chefs. Today, we proudly deliver 50 million meals annually from some of the finest chefs, ensuring they are fresh, ready-to-eat, and infused with the passion that nourishes both body and spirit.We are not stopping there; CookUnity is evolving into a vibrant marketplace dedicated to our mission: empowering chefs to nourish the world.If this mission resonates with you, we invite you to explore this exciting opportunity.About the Team:Our Data Team is a dynamic and innovative group that thrives on addressing complex business challenges and driving growth through analytics. We deliver vital insights that empower teams across the organization to make informed decisions, ultimately enhancing operational efficiency. If you are passionate about leveraging your analytical skills to influence an organization's future, this role presents a thrilling opportunity to achieve your goals.The Role:As a Senior Analytics Engineer at CookUnity, you will serve as a data product owner within a dedicated team. Your mission is to streamline the process for analysts and data scientists, minimizing the time spent on data discovery, comprehension, and preparation before they dive into their core tasks. You will possess ownership and autonomy over specific data entities and collaborate on a unified data architecture that the team collectively manages. As your data products evolve, you will present them as Tableau connections, sheet extracts, or other endpoints required to fulfill our objectives.While some of our analytics engineers focus on data infrastructure and integrations, others excel at visualizing data dynamically. Regardless, all team members are equipped to handle complex raw data, design analytics-friendly data products (including entities and flat tables), and deliver them to a production standard that the entire organization can rely on. At CookUnity, we value a high-agency mindset, collaborative spirit, proven success, and a genuine commitment to personal development.

Are you an experienced Senior DevOps Engineer with extensive expertise in Kubernetes administration and Kafka infrastructure management? Do you have a passion for enhancing payment customer experiences within the iGaming sector? Are you interested in being part of a leading market player that supports your long-term professional growth? Are you currently residing in Argentina? If you answered yes to these questions, we invite you to apply now! About Us At Betsson Group, our work environment is akin to a thrilling rollercoaster ride—fast-paced, dynamic, and always full of excitement. With a diverse team of over 2,800 professionals from more than 75 nationalities across a vast network of global offices, including 1,500 at our operational headquarters in Malta, we face new challenges and opportunities every day. If you thrive in an innovative setting, enjoy breaking boundaries, and want to join a diverse international team, Betsson is the place for you. As a market leader dedicated to developing outstanding products, we are committed to leveraging the latest technologies. Our goal is to deliver top-notch performance, functionality, and user experience in the iGaming industry! Join a passionate team that is building an industry-leading, scalable, multi-brand payment platform that supports over 40 online brands and 100 payment integrations. Our services are utilized by hundreds of thousands of users, and we are continuously expanding. What You Will Do Engage with cutting-edge technology to advance our Cloud Journey. Be part of the Platform Core team, responsible for managing Infrastructure as Code for our Core Platform Layer, which includes Kubernetes Clusters, Message Broker backends, and Infrastructure tooling. You will provide a distributed runtime platform that optimizes the performance of our web applications, APIs, and backend services. Develop our Infrastructure Platforms as self-service options for developers, offering guidance and tools to enable them to manage their applications across various environments. Continuously enhance and evolve our platforms based on business requirements, analyzing and resolving performance and scaling efficiency issues.