Workana

Workana Premium is a technology-driven company that is currently hiring for a Senior Temenos Full-stack Developer with expertise in Infinity, Visualizer, and Fabric. Despite having no employees at the moment, it aims to attract top talent in the tech industry.

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🔥 Backend Data Developer - Scraping & Conversión de Java a Python

Posted about 5 hours ago

📍 Argentina, Colombia, Peru, Bolivia, Plurinational State of, Mexico

🧭 Contract

💸 2300.0 - 2500.0 USD per month

🔍 Software Development

🔧 Requirements

Experience with Selenium, Puppeteer or Playwright.
Experience with Java (Spring Boot, Jsoup, HttpClient) and Python (Scrapy, Selenium, Playwright, FastAPI).
Experience with pandas and NumPy.
Knowledge in SQL databases (PostgreSQL, MySQL, SQL Server).
Implementation of scrapers in scalable environments with Docker and Kubernetes.
Deployment in AWS or GCP.

💡 Responsibilities

Development and maintenance of scrapers for extracting data from web portals.
Refactorization and optimization of legacy scrapers in Java towards Python.
Implementation of more efficient architectures to improve performance.

AWSBackend DevelopmentDockerGraphQLPostgreSQLPythonSQLApache AirflowETLGCPJavaJava EEKubernetesMySQLNumpySpring BootData engineeringFastAPIREST APIPandasSeleniumCI/CDMicroservicesJSONData management

Posted about 5 hours ago

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🔥 Senior Backend Python Developer

Posted 1 day ago

📍 Brazil, Peru, Colombia, Costa Rica, Argentina

🔍 Software Development

🔧 Requirements

Strong Python development experience, particularly in backend processing
Knowledge of queue processing systems (Amazon SQS, Kafka, Redis, etc.)
Experience with SQL and NoSQL databases
Understanding of string value handling and optimization
Familiarity with DynamoDB and AWS-based backend infrastructure

💡 Responsibilities

Develop and maintain backend processes using Python
Optimize queue processing systems with Amazon SQS and related technologies
Work with relational and non-relational databases, including DynamoDB
Improve string value processing for efficient data handling
Ensure seamless integration of backend services within a microservices architecture
Troubleshoot and debug backend performance issues

AWSBackend DevelopmentPythonSQLDynamoDBKafkaAmazon Web ServicesRedisNosqlMicroservices

Posted 1 day ago

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🔥 Senior Full Stack Node.js Developer (BE heavy)

Posted 1 day ago

📍 Brazil, Argentina, Colombia, Peru, Costa Rica

🧭 Temporary

🔍 Software Development

🔧 Requirements

Strong experience with AWS RDS and backend API development.
Proficiency in Node.js for server-side development.
Familiarity with React.js for frontend support.
Knowledge of DynamoDB, SQL, and NoSQL databases.
Experience with Amazon SQS and microservices architecture.
Basic proficiency in front-end technologies for seamless integration.
Strong problem-solving skills and ability to work autonomously.

💡 Responsibilities

Develop and manage Node.js backend services and AWS RDS databases.
Create and optimize API endpoints for seamless data exchange.
Work on backend processes, ensuring smooth system performance.
Support front-end developers by integrating backend logic with the UI.
Optimize data flow and application architecture.
Assist in database schema design, query optimization, and troubleshooting.
Implement and maintain Amazon SQS for queue-based processing.

AWSBackend DevelopmentNode.jsSQLAmazon RDSDynamoDBExpress.jsFrontend DevelopmentReact.jsAPI testingNext.jsNosqlMicroservices

Posted 1 day ago

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🔥 Senior Frontend React/Next Engineer

Posted 1 day ago

📍 Brazil, Peru, Colombia, Argentina, Chile

🧭 Temporary

🔍 Software Development

🔧 Requirements

Strong proficiency in React.js and Next.js
Expertise in JavaScript, TypeScript, and ES6+ features.
Hands-on experience with server-side rendering (SSR) and static site generation (SSG) in Next.js.
Understanding of component-based architecture and design patterns.
Experience integrating RESTful and GraphQL APIs.
Familiarity with state management libraries such as Redux, Zustand, or Context API.
Experience with CSS frameworks like Tailwind CSS, Styled Components, or Emotion.

💡 Responsibilities

Develop and maintain React.js/Next.js front-end applications.
Build reusable UI components and front-end libraries for future use.
Optimize applications for maximum speed, scalability, and SEO performance.
Collaborate with backend teams to ensure smooth API and data flow integration.
Troubleshoot and resolve UI/UX issues for enhanced user experience.
Ensure application scalability, security, and performance optimization.

AWSGraphQLEs6Frontend DevelopmentJavascriptReact.jsTypeScriptReduxNext.jsRESTful APIsMicroservices

Posted 1 day ago

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🔥 Semi-Senior Data Engineer (Only Chile)

Posted 13 days ago

📍 Chile

🧭 Full-Time

💸 2500.0 USD per month

🔧 Requirements

Experiencia de 2 a 4 años trabajando en la posición de Data Engineer.
Formación en Ingeniería Civil Informática, Industrial o carrera afín.
Conocimientos sólidos en SQL.
Conocimientos sólidos en Python.
Conocimientos sólidos en ETL.
Conocimientos sólidos en Apache Airflow (DAGs).
Conocimientos sólidos en BigQuery.
Conocimientos sólidos en CI/CD.

💡 Responsibilities

Diseñar arquitecturas escalables en la nube utilizando herramientas de Google Cloud Platform (GCP) como BigQuery y Pub/Sub.
Implementar y mantener pipelines de datos optimizados para grandes volúmenes de información en tiempo real.
Desarrollar y gestionar bases de datos SQL, asegurando un rendimiento óptimo.
Implementar procesos ETL (Extract, Transform, Load) para la integración de datos desde múltiples fuentes.

PythonSQLApache AirflowETLGCPJenkinsData engineeringCI/CDTerraform

Posted 13 days ago

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🔥 Sr Data Engineer (Only Chile)

Posted 13 days ago

📍 Chile

🧭 Full-Time

💸 3100.0 USD per month

🔍 Software Development

🔧 Requirements

Más de 4 años de experiencia trabajando en la posición de Data Engineer.
Formación en Ingeniería Civil Informática, Industrial o carrera afín.
Conocimientos sólidos en SQL.
Conocimientos sólidos en Python.
Conocimientos sólidos en ETL.
Conocimientos sólidos en Apache Airflow (DAGs).
Conocimientos sólidos en BigQuery.
Conocimientos sólidos en CI/CD.

💡 Responsibilities

Diseñar arquitecturas escalables en la nube utilizando herramientas de Google Cloud Platform (GCP) como BigQuery y Pub/Sub.
Implementar y mantener pipelines de datos eficientes para gestionar grandes volúmenes de información en tiempo real.
Desarrollar y gestionar bases de datos SQL, asegurando un rendimiento óptimo.
Diseñar e implementar procesos ETL (Extract, Transform, Load) para la integración de datos desde múltiples fuentes.

PythonSQLApache AirflowETLGCPData engineeringCI/CD

Posted 13 days ago

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🔥 Java Team Lead (Identity Management & Payment Systems)

Posted 21 days ago

📍 Argentina, Mexico, Colombia, Brazil

🧭 Contract

💸 4000.0 - 5000.0 USD per month

🔍 Identity Management, Payment Systems

🔧 Requirements

7+ years of experience in Java development.
3+ years in a leadership role, managing and mentoring development teams.
Experience in one of the following areas is highly desirable: Identity Management (ID) solutions: Experience with authentication, authorization, and identity governance. Payment Systems: Strong understanding of payment processing protocols and security standards.
Strong analytical and problem-solving skills.
Excellent communication and interpersonal skills.
Familiarity with Agile methodologies is a plus.

💡 Responsibilities

Lead a team of Java developers working on either Identity Management (ID) solutions or Payment Systems.
Define project scope, collaborate with stakeholders, and translate business requirements into scalable technical solutions.
Mentor and support team members, enhancing their technical and problem-solving skills.
Ensure high-quality code delivery, following best practices and industry standards.
Conduct code reviews and provide constructive feedback to maintain technical excellence.
Optimize system performance, ensuring security, reliability, and compliance with industry standards.

Backend DevelopmentLeadershipSoftware DevelopmentSQLDesign PatternsJavaSpringSpring BootCI/CDRESTful APIsMicroservicesDebugging

Posted 21 days ago

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🔥 Staff Ruby on Rails Engineer (Only Argentina)

Posted 23 days ago

📍 Argentina

🧭 Full-Time

🔍 Cybersecurity

🔧 Requirements

6+ years of experience in Ruby on Rails, with experience in legacy code preferred.
Familiarity with Python, Go, and Kubernetes.
Strong knowledge of PostgreSQL, Redis, and Memcached.
Experience with GCP and DevOps processes.
Familiarity with RHEL and security compliance practices.
English level B2 Upper

💡 Responsibilities

Maintain and enhance Ruby on Rails applications of medium to high complexity.
Work with Python on various services, handling lower complexity tasks compared to Ruby on Rails.
Provide minor support for Go-based applications.
Ensure database performance and stability using PostgreSQL.
Optimize and troubleshoot Redis and Memcached as necessary.
Manage and support applications in a Kubernetes environment of medium complexity.
Collaborate closely with the DevOps team to leverage GCP services such as Log Explorer and other standard tools.
Ensure system compliance with RHEL, focusing particularly on security settings.
Work collaboratively with developers, QA, and technical teams to address bugs and implement fixes.
Focus primarily on bug fixing and support for internal and external customers.
Participate in bi-weekly sprint planning and daily standups with a team consisting of 5 developers, a QA Tech Lead, and a Manager.
Limited interaction with customers, but frequent collaboration with other technical teams, including developers from different teams.
Deployments are scheduled 1-2 weeks prior to freeze, allowing adequate time for QA and testing.

Backend DevelopmentPostgreSQLPythonSoftware DevelopmentSQLGCPKubernetesRuby on RailsGoRedisCI/CDAgile methodologiesRESTful APIsDevOps

Posted 23 days ago

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🔥 Senior Machine Learning Engineer / MLOps (AdTech)

Posted about 1 month ago

📍 Brazil, Argentina, Peru, Colombia, Uruguay

🔍 AdTech

🔧 Requirements

4+ years of experience as a Machine Learning Engineer, Data Scientist, or similar role.
Strong proficiency in Python and familiarity with ML libraries such as TensorFlow, PyTorch, or Scikit-learn.
Hands-on experience building and deploying ML pipelines in production environments.
Knowledge of data preprocessing techniques and experience working with large datasets.
Familiarity with containerization tools like Docker and orchestration platforms like Kubernetes.
Strong understanding of supervised and unsupervised learning techniques, including predictive modeling and clustering algorithms.
Experience with MLOps practices, including CI/CD for ML pipelines and model monitoring.

💡 Responsibilities

Design, develop, and deploy machine learning models to enhance audience segmentation, insights generation, and performance measurement.
Build and maintain end-to-end ML pipelines, including data preprocessing, feature engineering, model training, and deployment.
Collaborate with data engineers to ensure seamless integration of ML models with real-time data pipelines.
Experiment with advanced algorithms in predictive modeling, recommendation systems, and natural language processing.
Optimize ML models for scalability and performance to deliver actionable insights and measurable outcomes.
Monitor and maintain deployed models, implementing retraining pipelines for accuracy and relevance.

DockerPythonKubernetesMachine LearningPyTorchTensorflowCI/CD

Posted about 1 month ago

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🔥 Senior Data Engineer (AdTech)

Posted about 2 months ago

📍 Brazil, Argentina, Peru, Colombia, Uruguay

🔍 AdTech

🔧 Requirements

6+ years of experience in data engineering or related roles, preferably within the AdTech industry.
Expertise in SQL and experience with relational databases such as BigQuery and SpannerDB or similar.
Experience with GCP services, including Dataflow, Pub/Sub, and Cloud Storage.
Experience building and optimizing ETL/ELT pipelines in support of audience segmentation and analytics use cases.
Experience with Docker and Kubernetes for containerization and orchestration.
Familiarity with message queues or event-streaming tools, such as Kafka or Pub/Sub.
Knowledge of data modeling, schema design, and query optimization for performance at scale.
Programming experience in languages like Python, Go, or Java for data engineering tasks.

💡 Responsibilities

Build and optimize data pipelines and ETL/ELT processes to support AdTech products: Insights, Activation, and Measurement.
Leverage GCP tools like BigQuery, SpannerDB, and Dataflow to process and analyze real-time consumer-permissioned data.
Design scalable and robust data solutions to power audience segmentation, targeted advertising, and outcome measurement.
Develop and maintain APIs to facilitate data sharing and integration across the platform’s products.
Optimize database and query performance to ensure efficient delivery of advertising insights and analytics.
Work with event-driven architectures using tools like Pub/Sub or Kafka to ensure seamless data processing.
Proactively monitor and troubleshoot issues to maintain data accuracy, security, and performance.
Drive innovation by identifying opportunities to enhance the platform’s capabilities in audience targeting and measurement.

DockerPythonSQLETLGCPJavaKafkaKubernetesGoData modeling

Posted about 2 months ago

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