As a Data Engineer with over 4 years of experience, I specialize in designing and implementing ETL/ELT pipelines, big data processing, and enterprise data integration. I have worked extensively with PySpark, Apache NiFi, Hive, and Cloudera, managing complex datasets in industries such as banking and logistics. My focus is on creating automated, scalable solutions that enhance data accessibility and usability, supporting millions of records seamlessly. I thrive on transforming raw data into actionable insights, ensuring data integrity while driving efficiency. If you need a skilled Data Engineer who can elevate your data strategy, let's discuss how I can contribute to your project's success.

Personable business professional bringing successful 4.5-year career in Data Engineering and Data Analyst roles within large and fast-paced corporations. ETL process specialist worked across various industry domains.

1, Proficient in Hive SQL. 2, Skilled in data warehousing modeling theory, Kimball dimensional modeling, design of fact tables and dimension tables, ETL processing, data quality monitoring, data access, and data governance. 3, Understanding of MapReduce principles and workflow. 4, Knowledge of Spark core, Spark memory model, HBase, Hadoop, and Java. 5, Familiar with various causes of data skew and multiple optimization methods.

Administrateur systèmes et réseaux Linux depuis maintenant bientôt 20 ans, je peux intervenir ponctuellement sur vos systèmes d'information si vous rencontrez des dysfonctionnements ou avez besoin de faire évoluer votre plateforme, ou bien travailler en partenariat avec vous sur du long terme en infogérance. J'interviens en administration système sur différents hébergeurs tels OVH ou AWS (Amazon Web Services) ou bien directement sur des serveurs installés en datacenter. Compétences techniques : * OVH, online, gandi, godaddy, AWS (amazon web services, ec2, opsworks, cloudfront, rds, efs elastic filesystem, S3, route53, codedeploy, ELB), datacenter, infogerance * OS : principalement serveur linux Debian, Ubuntu, Centos et Redhat; * Base de données : mysql, mariadb; * Serveur web : apache, nginx; * big data : hfds, hive, hue, solr, elasticsearch, cloudera; * monitoring : xymon, zabbix, cloudwatch (aws); * gestion code source : git;

Need a production-ready AI Agent, RAG, or real-time Voice AI system—not just another demo? I help startups and product teams architect, build, and launch reliable LLM applications from concept to production. I have 10+ years of software engineering experience and 8+ years of engineering leadership experience. My background includes OOCL, Alibaba/Tmall, Meizu, and my current role as R&D Director and Chief Architect at WakeData. What I can help you build: • AI Agents with planning, tool/function calling, multi-agent collaboration, task delegation, state management, and human approval workflows • RAG systems with document ingestion, embeddings, vector search, retrieval strategies, context management, and evaluation • Short-term context and long-term user memory for personalized AI applications • Real-time Voice AI integrating ASR, TTS, translation, WebSocket streaming, and LLM orchestration • Production AI backends using Python, FastAPI, Celery, Redis, MySQL, and Milvus • Scalable Java/Spring microservices and high-concurrency, high-availability enterprise architecture • Architecture reviews, technical roadmaps, performance optimization, and cost reduction Recent relevant experience: • Built a production AI backend for smart glasses, covering voice interaction, intent understanding, multi-expert agent orchestration, AI diary and calendar, translation, long-term memory, asynchronous tasks, logging, and troubleshooting • Built a 0-to-1 enterprise product suite covering membership operations, e-commerce, marketing automation, and customer data platforms • Led complex, long-running enterprise projects for major consumer and commercial-property brands • Led a large-scale MySQL-to-HBase migration that saved millions of RMB in annual storage costs • Published author of an HBase technical book and a distributed-database course; holder of two software architecture patents I combine architect-level system thinking with hands-on implementation. My focus is always on reliability, latency, maintainability, security, and business results. If you need a senior engineer who can turn a difficult AI idea into a stable production system, send me a message and tell me what you are building.

I am a dynamic Python Developer with over nine years of experience, specializing in building innovative solutions using Python and its rich ecosystem, including Pandas and Operators. I excel at resolving complex coding challenges and thrive in high-pressure environments, consistently delivering quality results on time. My strong communication and interpersonal skills allow me to collaborate effectively with teams and clients, ensuring projects meet both design standards and strategic goals. I utilize my problem-solving abilities and task prioritization skills to contribute to team success. If you're looking for a proficient developer who can bring your ideas to life and drive impactful results, let's discuss how I can help elevate your project.

I am a senior software engineer with over 18 years of experience in designing and developing SaaS and enterprise software. My expertise lies in Java, J2EE, Spring, and building scalable distributed systems. I excel in solving complex problems, employing advanced algorithms, and leveraging concurrency to create secure and reliable applications. As an experienced project leader, I navigate the entire software development life cycle, specializing in Agile methodologies, CI/CD, and DevOps practices. I have a proven track record with leading companies in delivering high-availability solutions that meet user demands. If you're looking for a skilled engineer who can bring innovative ideas to life and lead your project to success, let's discuss how I can contribute to your team's goals.

PROFESSIONAL SUMMARY Site Reliability Engineering (SRE) Team Lead with extensive experience in production support, application reliability, automation, and incident management across Banking, Cards & Payments, and Telecom domains. Skilled in leading support teams, driving operational excellence, improving system availability, automating manual processes using Shell scripting, and managing mission-critical production environments. Experienced with Azure cloud, Kubernetes, UNIX/Linux, monitoring, troubleshooting, and stakeholder management. Passionate about improving reliability through automation, observability, and continuous process improvement.

A Singaporean and professional software engineer with 26 years of experience in web application development. System design, Strong problem-solving skills, tenacity to learn, and a team player and leader with excellent communication skills.

I leverage 30 years of technology leadership to transform complex challenges into scalable solutions that drive revenue. As an experienced technology executive, I specialize in bridging product and engineering with a deep expertise in cloud-native platforms, AI, and data systems. I have successfully built high-performing engineering teams and developed operating models that enhance speed and quality. My technical proficiency includes Python, Django, AWS, GCP, and more, allowing me to stay close to the code while ensuring security and resilience in regulated environments. Whether you are seeking strategic guidance or hands-on delivery in your tech projects, I bring a unique blend of experience and insight to deliver impactful results. Let’s discuss how I can help bring your vision to life.