According to Indeed, Data Engineer is responsible for gathering and organizing the data, creating and maintaining the analytical infrastructure that enables the majority of functions in the data world. Big Data Developer creates technical tools and systems that allow an organization to integrate data analytics seamlessly into business solutions. The Big Data Developer deals with data that would not fit into a single machine to produce results in a reasonable time and understands how to process data in parallel. Both Data engineer and Big Data Developer operate before the data is collected and can work in the big data ecosystem. Big Data Developers are responsible for coding big data applications while Data Engineers are responsible for the architecture.