Freelance Data Engineer Jobs

Design and maintain the data architecture that connects organizational data assets, services, and flows. This contractor role provides architectural direction for new initiatives…

Improve the process that turns business websites, PDFs, and public profiles into dependable knowledge for AI agents. The focus is preserving important details such as prices, hour…

Secure customer-facing AI agents and the data and services they can access. You’ll assess how agents, integrations, and access controls could be abused, then implement protections…

Lead and develop a regional customer support team while managing the systems and automation that help customers get answers efficiently. The role combines hands-on support operati…

Design and build protocol features for a decentralized finance platform, bringing financial systems expertise to blockchain infrastructure. The work spans trading components, on-c…

Build and improve the on-chain systems that support decentralized trading and financial products. You will take features from requirements and design through implementation, testi…

Lead practical improvements to software quality across multiple enterprise teams, moving projects from manual-heavy testing toward dependable automation and responsible AI-assiste…

Own the vision and growth of an enterprise platform for building, deploying, and governing AI agents. You will guide the platform from early pilots toward broader organizational u…

Develop and operate high-performance cloud services and APIs that support systems for assessing trust and risk in voice and digital interactions. The role spans application develo…

Advise enterprise clients on modernizing data platforms and lead architecture and delivery across multiple long-term engagements. This client-facing role combines strategic guidan…

Validate data across a large enterprise resource planning implementation supporting transportation, logistics, and financial operations. You’ll test data quality, migration, trans…

Build and operate the distributed services that ingest real-time and recorded audio, video, and telephony metadata for downstream analytics and identity-related products. The work…

Lead design delivery for complex data center projects, including new builds, customer fit-outs, expansions, and upgrades. You’ll own major systems or project phases with substanti…

Embed with internal business teams to identify work that could be improved through AI and build production-ready tools around their real workflows. You will deliver solutions end…

Build backend services that let AI agents retrieve and act on business data during customer conversations. The role focuses on reliable APIs, careful access controls, and clear fa…

Define how AI agents can support clinic workflows while protecting patient information and handing sensitive or out-of-scope conversations to staff. You’ll design architectures fo…

Improve how AI agents find and use information in business documents such as policies, prices, FAQs, and other materials that may change over time. You’ll prepare and index knowle…

Take AI agents from an initial business need through deployment, working directly with customers and their existing systems. You’ll configure agents, build integrations, and add c…

Build the data pipelines and models that turn AI agent conversations into dependable analytics about sessions, requests, and outcomes. You’ll shape event definitions, transform ra…

Troubleshoot complex technical problems affecting integrations and AI agent behavior, from failed connections to missing data or unexpected settings. You’ll reproduce issues, iden…

Lead analytics consulting work focused on finance and controlling in SAP environments. The available information identifies the role as remote in Germany and places it within an e…

Support the rollout and ongoing operation of a large, multi-service data and AI platform. This three-month contract calls for an experienced data engineer who can work across the…

Lead the creation of narrative-led, long-form video using generative AI, taking projects from concept and prompting through production, post-production and delivery. The work call…

Build and maintain software in Go for a range of digital product projects, translating business needs into reliable applications. The work spans technical design, implementation,…

Lead data management delivery for clinical research projects, serving as the main connection between the data management team and project management, clinical monitoring, and othe…

Provide systems analysis and integration engineering for passenger screening capabilities. The work connects equipment, software, networks, interfaces, and operational processes,…

Work live through realistic payment-processing coding and review scenarios in a sandboxed codebase, explaining your decisions as you go. Your practical expertise will help establi…

Create and assess practical engineering exercises that reveal how well AI models handle coding, technical reasoning, and detailed instructions. You’ll draw on professional softwar…

Lead architecture and integration for high-performance enterprise web experiences in a freelance role based in Colombia. You’ll work with product, user experience, and strategy pa…

Lead the design and delivery of production agentic AI and intelligent automation for enterprise technology operations and cybersecurity. The work spans full-stack engineering, AI…

Design and guide an enterprise data architecture spanning on-premises systems and a growing cloud footprint. Working across IT, security, infrastructure, applications, and busines…

Guide product discovery and delivery for a federal data platform, turning agency priorities and customer needs into a roadmap, prioritized backlog, and measurable service outcomes…

Partner with operational leaders to shape analytics strategy for assigned areas of a healthcare revenue cycle. The role defines meaningful performance measures, investigates what…

Lead the design and delivery of client-facing reporting and analytics for life sciences programs. The role turns commercial, medical, operational, healthcare, and client data into…

Lead the development and ongoing improvement of business intelligence products that help program teams understand results and plan their work. You will turn program and evaluation…

Support data collection and analysis for a public program involving participant care and placement across a network of providers. You’ll turn program questions into reporting, das…

Set the analysis direction for enterprise business applications, with Salesforce as the primary platform. This senior analysis role leads complex work spanning multiple systems an…

Lead the architecture of a cloud data platform supporting a federal health agency’s analytics and AI services. This role sets technical patterns and coordinates platform, integrat…

Build quality practices for AI-powered applications, including language model workflows, copilots, retrieval systems, and autonomous agents. You’ll work across engineering, AI, pl…

Keep enterprise technology services reliable by monitoring infrastructure, investigating alerts, and responding to operational incidents. The role spans systems, applications, dat…

Evaluate and improve coding agents by giving them realistic software engineering tasks and examining how they perform. You will work through problems in a codebase you know, ident…

Set strategy and lead delivery for a broad corporate technology portfolio, initially focused on legal technology and enterprise collaboration. The role connects business prioritie…

Lead the strategy and lifecycle of a portfolio spanning industrial software, control systems, digital platforms, upgrades, and related services. The role connects customer needs a…

Set the architecture and practical foundations for enterprise AI across research and development, commercial, and corporate functions. This is a strategic and hands-on leadership…

Set technical direction and oversee delivery across engineering teams focused on risk data and AI. The role brings together data foundations, analytics, automation, and AI capabil…

Manage customer projects from kickoff through launch and ongoing account growth. You’ll guide customers toward measurable outcomes, build familiarity with their workflows and comm…

Design and configure technical solutions that help customers automate communications and business processes. This early-career, post-sale role combines hands-on implementation wit…

Own the post-sale technical relationship for a focused portfolio of large, complex customer accounts. You will design and implement workflows, AI agents, automations, and data con…