10 results for Data Engineer in Danbury, CT

Data Engineer

Saddle Brook, NJ
onsite
Permanent
125000 - 140000 USD / Yearly
We are seeking a highly skilled Data Engineer to design, build, and manage our data infrastructure. The ideal candidate is an expert in writing complex SQL queries, designing efficient database schemas, and developing ETL/ELT pipelines. This role ensures data accuracy, accessibility, and performance optimization to support business intelligence, analytics, and reporting initiatives. Key Responsibilities Database Design & Management<ul><li>Design, develop, and maintain relational databases, including SQL Server, PostgreSQL, and Oracle, as well as cloud-based data warehouses.</li></ul>Strategic SQL & Data Engineering<ul><li>Develop advanced, optimized SQL queries, stored procedures, and functions to process and analyze large, complex datasets and deliver actionable business insights.</li></ul>Data Pipeline Automation & Orchestration<ul><li>Build, automate, and orchestrate ETL/ELT workflows using SQL, Python, and cloud-native tools to integrate and transform data from diverse, distributed sources.</li></ul>Performance Optimization<ul><li>Tune SQL queries and optimize database schemas through indexing, partitioning, and normalization to improve data retrieval and processing performance.</li></ul>Data Integrity & Security<ul><li>Ensure data quality, consistency, and integrity across systems.</li><li>Implement data masking, encryption, and role-based access control (RBAC).</li></ul>Documentation<ul><li>Maintain comprehensive technical documentation, including database schemas, data dictionaries, and ETL workflows.</li></ul>
2026-03-16T00:00:00Z

Business Analytics/Data Analyst

Stamford, CT
remote
Temporary
60 - 65 USD / Hourly
Our client in the Lower Fairfield, CT area has an opening for Business Analyst Consultant. In this long-term contract role, you will play a pivotal part in driving data-driven insights and supporting strategic decisions across a dynamic organization. The ideal candidate will bring a wealth of expertise in data analysis and business intelligence, paired with a deep understanding of industry-specific practices. Responsibilities:• Produce accurate and detail-oriented reports tailored to a diverse range of stakeholders.• Leverage best practices to ensure data analysis aligns with industry standards and organizational objectives.• Collaborate with teams to deliver actionable insights based on cleaned and organized data.• Utilize expertise in multiple data systems to streamline reporting processes and enhance efficiency.• Ensure high levels of accuracy and attention to detail in all data-related outputs.• Support strategic decision-making by analyzing transaction timelines and other critical metrics.• Apply knowledge of private equity operations to optimize data reporting and visualization.• Develop and maintain data visualization tools to communicate findings effectively.• Manage the integration and analysis of data across multiple operating systems.• Partner with senior executives to align analytics initiatives with organizational goals.If you are interested in this Business Analyst role, please email your resume in a Word format to joseph.colagiacomo@roberthalf with the subject line: "Business Analyst"
2026-04-08T00:00:00Z

Head of Data Science & Analytics (DTC Exp Required)

Fort Lee, NJ
onsite
Permanent
200000 - 250000 USD / Yearly
A hands-on data leader is sought who thrives at the intersection of high-impact analytics, people development, and strategic influence. The ideal candidate will help shape the future of a data science organization by bringing deep technical mastery, a passion for mentorship, and a vision for how data can drive the achievement of bold business goals. Primary Responsibilities:<ul><li>Embed data science into the core of marketing and business decisions, leveraging expert knowledge of marketing analytics, business operations, and high-impact team building.</li><li>Lead and oversee a team of data scientists and analysts focused on delivering best-in-class models and actionable insights.</li><li>Collaborate daily with cross-functional teams to understand evolving business needs, and develop effective analytics solutions and models.</li><li>Execute a roadmap to continuously improve the accuracy and functionality of models, enhancing overall business outcomes.</li><li>Drive data science initiatives that improve customer engagement and operational efficiency through personalization and targeting.</li><li>Deliver value-creating projects, including customer segmentation, propensity models, and dynamic bidding algorithms.</li><li>Serve as subject matter expert and primary producer for forecasting model development and execution, partnering with enterprise data management and technology teams.</li><li>Prepare and deliver presentations summarizing key insights and recommendations to senior stakeholders.</li><li>Foster a learning mindset throughout the team, supporting a collaborative and client-focused culture motivated by business and technical challenges.</li></ul>
2026-03-27T00:00:00Z

Artificial Intelligence (AI) Engineer

Monroe, NY
onsite
Permanent
120000 - 175000 USD / Yearly
We are seeking a skilled AI Engineer to join our dynamic technology team. The ideal candidate has hands-on experience integrating advanced AI and large language model (LLM) features into applications, as well as a strong background in designing and delivering AI-driven solutions. In this role, you will work closely with product, engineering, and data teams to build and enhance innovative products using the latest AI frameworks and tools. Key Responsibilities: <ul><li>Design, develop, and integrate AI and LLM features into new or existing applications, ensuring scalable and reliable deployment.</li><li>Collaborate with cross-functional teams to define technical requirements and deliver AI-driven functionalities in production environments.</li><li>Utilize AI frameworks, APIs, and platforms such as OpenAI, LangChain, vector databases, and machine learning libraries to accelerate solution development.</li><li>Lead prompt engineering, fine-tuning, and model optimization initiatives to improve performance and user outcomes.</li><li>Evaluate and select the most appropriate AI/ML models, tools, and platforms for project needs.</li><li>Conduct documentation, code reviews, testing, and performance monitoring of AI-driven products.</li><li>Stay up to date with advancements in artificial intelligence, generative models, and industry best practices.</li></ul>
2026-03-17T00:00:00Z

Artificial Intelligence (AI) Engineer

Rye, NY
onsite
Permanent
90000 - 110000 USD / Yearly
We are looking for an Artificial Intelligence (AI) Engineer to join our IT team in Rye, New York. In this role, you will design and implement AI-driven automation systems to enhance operational efficiency, streamline workflows, and support data-driven decision-making across the organization. This position offers an exciting opportunity to apply cutting-edge AI technologies to real-world challenges while fostering innovation within the company. Responsibilities: • Develop and deploy AI-powered solutions to automate workflows and increase productivity across various departments. • Design and implement intelligent agents capable of assisting employees and automating decision-making processes. • Research and evaluate emerging AI technologies to identify tools that can improve operational efficiency. • Collaborate with stakeholders to identify opportunities for AI-driven process improvements and automation. • Create detailed documentation of AI solutions, architectures, and workflows for knowledge sharing within the organization. • Participate in pilot programs and proof-of-concept initiatives to experiment with new AI applications. • Optimize and manage data structures and workflows to support AI-driven applications. • Ensure scalability and reliability of deployed AI systems to meet business needs. • Stay updated on advancements in AI and machine learning to continuously improve solutions.
2026-03-30T00:00:00Z

Software Developer

Melville, NY
remote
Temporary
47.5 - 55 USD / Hourly
We are looking for a skilled Software Developer to join our team in Melville, New York. This is a long-term contract opportunity for an experienced, detail-oriented individual with a strong background in developing and maintaining software applications. The ideal candidate will collaborate with cross-functional teams to deliver high-quality solutions that meet business needs. Responsibilities: • Design, develop, and maintain software applications using .NET Framework, React, and Angular. • Build and integrate APIs to enhance application functionality and connectivity. • Collaborate with team members to analyze requirements and propose effective technical solutions. • Debug and resolve software issues to ensure optimal performance and reliability. • Conduct code reviews to maintain high coding standards and best practices. • Participate in the full software development lifecycle, including planning, coding, testing, and deployment. • Stay updated on emerging technologies and frameworks to improve development processes. • Document technical specifications and procedures for future reference. • Work closely with stakeholders to ensure software aligns with business objectives.
2026-04-08T00:00:00Z

Technical Business Analyst(Data)

White Plains, NY
onsite
Permanent
100000 - 120000 USD / Yearly
We are looking for a skilled Technical Business Analyst with expertise in data analysis to join our team in White Plains, New York. In this role, you will bridge the gap between business needs and technical solutions, ensuring data processes align with organizational goals. If you have a strong analytical background and experience working with data platforms and visualization tools, we encourage you to apply. Responsibilities: • Analyze and interpret complex datasets to identify trends and deliver actionable insights. • Collaborate with stakeholders to gather and translate business requirements into technical solutions. • Design and implement data pipelines using tools such as Python or Java to automate workflows. • Optimize database performance and manage data warehousing using platforms like Microsoft SQL Server. • Utilize cloud services, such as AWS or Azure, to support scalable data solutions. • Develop and maintain ETL processes for efficient data extraction, transformation, and loading. • Create dynamic dashboards and visualizations using tools like Tableau or Power BI. • Ensure data integrity and accuracy through rigorous testing and validation. • Provide technical support and training to non-technical team members. • Document processes and workflows to ensure clarity and continuity.
2026-03-30T00:00:00Z

Software Developer (Python, Ruby, Javascript)

Monroe, NY
onsite
Permanent
110000 - 140000 USD / Yearly
About the Role:We are seeking a versatile and forward-thinking Full Stack Developer to join our dynamic team. The ideal candidate will be proficient across multiple programming languages and frameworks, with a strong foundation in AI integration, testing, and performance optimization. This role requires a developer who thrives in a fast-paced environment and is passionate about building secure, scalable, and innovative web applications. Key Responsibilities:<ul><li>Design, develop, and maintain full stack applications using Ruby, Ruby on Rails, Python, Django, HTML, CSS, and JavaScript.</li><li>Integrate AI frameworks, APIs, and plugins to enhance application capabilities.</li><li>Conduct thorough debugging, unit testing, and regression testing to ensure code quality.</li><li>Ensure applications meet security and compliance standards, including US and EU regulations.</li><li>Implement and manage payment systems integration.</li><li>Perform load testing to validate performance under high traffic conditions.</li><li>Collaborate with cross-functional teams to define and implement web architecture (preferred but not required).</li></ul>
2026-03-27T00:00:00Z

Business Intelligence Analyst (Entry Level)

Montvale, NJ
onsite
Permanent
70000 - 80000 USD / Yearly
SummaryThe Business Intelligence Analyst (Entry Level) supports the Business Intelligence & Data team by understanding and writing data queries, building visualizations, and working with end users to obtain clear and concise report requirements. The candidate should have familiarity with data models/relationships and strong analytical skills with great attention to detail. Eagerness to learn the business is a must. Key Responsibilities<ul><li>Assist in developing, maintaining, and enhancing dashboards and reports using BI tools </li><li>Extract, transform, and load (ETL) data from various sources into BI tools and databases </li><li>Perform data validation, reconciliation, and quality checks across multiple data sources</li><li>Translate business requirements into technical reporting specifications</li><li>Document data sources, transformations, metrics definitions, and report logic</li><li>Collaborate with BI & Data team and business stakeholders to produce impactful reports</li></ul>
2026-03-16T00:00:00Z

Analyst, IS Business Intelligence - Individual Contributor

Mahwah, NJ
onsite
Temporary
25 - 32 USD / Hourly
IS Business Intelligence Analyst (Individual Contributor)Employment Type: 17 Week Contract, Potential for ExtensionWork Arrangement: Mahwah, NJJob SummaryThe IS Business Intelligence Analyst will support a large-scale ERP data migration initiative, focusing on validation and reconciliation activities to ensure data integrity as records transition from legacy systems into SAP. This individual contributor role requires advanced SQL expertise, strong analytical judgment, and the ability to operate independently while collaborating with cross-functional migration teams.The role is highly hands-on and operational, supporting high-volume datasets, migration batch validation, and performance-optimized analytics used for reporting and decision-making.Key Responsibilities<ul><li>Support ERP data migration validation efforts to ensure accuracy, completeness, and integrity of data moving from legacy systems into SAP</li><li>Write, troubleshoot, and optimize complex SQL queries and stored procedures to reconcile source and target record counts</li><li>Identify data discrepancies by performing primary key matching across source, target, and error/reject tables</li><li>Build and maintain stored procedures using a layered staging architecture</li><li>Optimize SQL performance on large datasets, including:</li><li>Indexing strategies</li><li>Data type optimization</li><li>Query refactoring and transformation tuning</li><li>Materialize validation and reconciliation results into physical tables for Power BI reporting and analytics consumption</li><li>Perform sampling-based validation when full dataset comparisons are impractical</li><li>Provide on-call and live troubleshooting support during migration execution</li><li>Participate in collaborative working sessions and cross-team problem-solving discussions</li><li>Present validation findings, trends, and risks to technical and non-technical audiences as needed</li></ul>
2026-04-10T00:00:00Z