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Java Data Engineer Jobs in California (NOW HIRING)

Jobsbridge

Junior Java Software Engineer

Fresno, CA · On-site

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Responsibilities: Brokerage platform development -- front and/or back-end, ...

Redolent, Inc

Data Engineer

Sunnyvale, CA · On-site

$134K - $161K/yr

Big Data - Hadoop, Hive, Spark Public cloud - GCP Programming - Java, Python, Scala, SQL Data base - MySQL, others Description: Designs, develops, and implements Hadoop eco-system based applications ...

Redolent, Inc

Data Engineer

Carlsbad, CA

$118K - $142K/yr

Data Engineer LOCATION:Carlsbad, CA Duration: 6 to 12+ months Rate: DOE Required: 1. Proficient ... Good in python, scala and java Designs, develops, and implements Hadoop eco-system based ...

Jobsbridge

Java Big Data Engineer

Cupertino, CA · On-site

$68.75 - $91/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Proficiency with Big Data processing technologies (Hadoop, Hive, Spark ...

Jobsbridge

Java Big Data Engineer

Cupertino, CA · On-site

$68.75 - $91/hr

Be it core Java, full-stack Java, Web/UI designers, Big Data or Cloud or Mobility developers/architects, we have them all. Proficiency with Big Data processing technologies (Hadoop, Hive, Spark ...

Redolent, Inc

Data Engineer

San Bruno, CA

$136K - $164K/yr

Data Engineer LOCATION:San Bruno, CA Duration: 6 to 12+ Months Rate: DOE Note: Looking for a Data ... solid Java and 2+ years experience in design, implementation, and support of solutions big data ...

Maayee Information Technology Pvt Ltd

Data Engineer

Tracy, CA · On-site

$123K - $148K/yr

Data Engineer Duties: Apply proven expertise and build high-performance, scalable data warehouse ... Java, PHP, SQL, CLI Keywords: Education: BS/MS in Computer Science or a related technical field ...

Maayee Information Technology Pvt Ltd

Data Engineer

Tracy, CA · On-site

$123K - $148K/yr

Data Engineer Duties: Apply proven expertise and build high-performance, scalable data warehouse ... Java, PHP, SQL, CLI Keywords: Education: BS/MS in Computer Science or a related technical field ...

Redolent, Inc

Data Engineer

Sunnyvale, CA

$134K - $161K/yr

Data Engineer LOCATION: Sunnyvale, CA Duration: 6 to 12+ Months Rate: DOE Description: Designs ... solid Java and 2+ years experience in design, implementation, and support of solutions big data ...

Redolent, Inc

Data Engineer

Sunnyvale, CA · On-site

$134K - $161K/yr

Data Engineer LOCATION: Sunnyvale CA Duration: 6 to 12+ Months Rate: DOE Description: Job Duties ... solid Java and 2+ years experience in design, implementation, and support of solutions big data ...

Data Capital Incorporation

GCP Data Engineer

Sunnyvale, CA · On-site

$136K - $163K/yr

Scala or Java development experience * Databricks experience * Docker and Kubernetes * CI/CD and DevOps practices * Experience supporting ML/Data Science workloads Responsibilities * Design and ...

New

Redolent, Inc

Data Engineer

Sunnyvale, CA

$134K - $161K/yr

Data Engineer LOCATION:Sunnyvale, CA Duration: 6 to 12+ Months Rate: DOE Client Note: Accelerate ... solid Java and 2+ years experience in design, implementation, and support of solutions big data ...

Redolent, Inc

Data Engineer

Sunnyvale, CA

$134K - $161K/yr

Data Engineer LOCATION: Sunnyvale, CA Duration: 6 to 12+ Months Description: A ccelerate migration ... solid Java and 2+ years experience in design, implementation, and support of solutions big data ...

Full Scope

Data Engineer

San Francisco, CA · On-site

$134K - $162K/yr

Strong proficiency in programming languages such as Python, Scala, Java, or SQL. * Experience with big data technologies and frameworks such as Hadoop, Spark, Kafka, etc. * Solid understanding of ...

CEI

Data Engineer

Oakland, CA · Remote

$65/hr

Data Engineer Job at a Glance Title: Data Engineer Location: Remote Contract: W2 only, 6-month ... Strong Java Development skills, preferably with Ver. 1.8 * Proven track record developing cloud ...

Purple Drive Technologies

Data Engineer

Sunnyvale, CA · On-site

$134K - $161K/yr

Work with Java, Python, and Scala to build scalable data solutions. * Develop APIs and integrate ... Strong programming skills in Java, Python, and Scala . * Expertise in big data frameworks : Hadoop ...

Computer Enterprises, Inc.

Data Engineer

Piedmont, CA · Remote

$65/hr

Data Engineer Job at a Glance Title: Data Engineer Location: Remote Contract: W2 only, 6-month ... Strong Java Development skills, preferably with Ver. 1.8 * Proven track record developing cloud ...

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Java Data Engineer information

What is a Java Data Engineer?

A Java Data Engineer is a technology professional who designs, develops, and maintains data processing systems using Java programming language. They work with large datasets, build data pipelines, and ensure the efficient movement, transformation, and storage of data. Java Data Engineers often collaborate with data scientists, analysts, and other engineers to support data-driven decision-making in organizations. Their expertise typically includes Java, SQL, big data technologies like Hadoop or Spark, and cloud platforms. They play a crucial role in enabling reliable and scalable data infrastructure for businesses.

What is the difference between Java Data Engineer vs Python Data Engineer?

AspectJava Data EngineerPython Data Engineer
Required CredentialsBachelor's in Computer Science, Java certificationsBachelor's in Computer Science, Python certifications
Work EnvironmentBig data platforms, Java-based toolsData analysis, scripting, Python-based tools
Employer & Industry UsageFinancial services, enterprise systemsTech startups, data science projects
Common Search & ComparisonYesYes

Java Data Engineers and Python Data Engineers often share similar roles in data processing and engineering. The main difference lies in the programming languages used: Java is common in large-scale enterprise environments, while Python is favored for data analysis and scripting. Both roles require strong programming skills, but their toolsets and typical applications differ based on industry needs.

What are the most common challenges faced by Java Data Engineers when working with large-scale data pipelines?

Java Data Engineers often encounter challenges with optimizing the performance and scalability of data pipelines, especially as data volumes grow. They must ensure data integrity and consistency while managing distributed systems and integrating with various data sources. Debugging issues in real-time data processing and maintaining efficient, fault-tolerant code are also key hurdles. Collaborating closely with data scientists, database administrators, and DevOps teams is essential to overcome these challenges and deliver reliable data solutions.

What are the key skills and qualifications needed to thrive as a Java Data Engineer, and why are they important?

To thrive as a Java Data Engineer, you need strong programming skills in Java, a solid understanding of data structures, SQL, and experience with big data frameworks, often supported by a degree in computer science or a related field. Familiarity with data processing tools like Apache Spark, Hadoop, Kafka, and experience with cloud data platforms (e.g., AWS, GCP) or relevant certifications are typically required. Analytical thinking, problem-solving ability, and effective communication are crucial soft skills for collaborating with teams and interpreting data requirements. These capabilities are essential for building reliable, scalable data solutions that support business intelligence and analytics needs.
What are popular job titles related to Java Data Engineer jobs in California? For Java Data Engineer jobs in California, the most frequently searched job titles are:
What job categories do people searching Java Data Engineer jobs in California look for? The top searched job categories for Java Data Engineer jobs in California are:
What cities in California are hiring for Java Data Engineer jobs? Cities in California with the most Java Data Engineer job openings:
Java Data Engineer jobs near you
Infographic showing various Java Data Engineer job openings in California as of June 2026, with employment types broken down into 2% As Needed, 57% Full Time, 34% Part Time, and 7% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution.
entry level Java Developer/Data Analyst

entry level Java Developer/Data Analyst

SynergisticIT

Sunnyvale, CA

$60.75 - $78.50/hr

Other

Posted 16 days ago

Job description

If you're coming from business, healthcare, education, operations, retail, QA, finance, or project management and you're thinking, "I want tech, but I'm not sure I belong," you're already closer than you think. Career changers often bring advantages that traditional grads don't: real-world accountability, communication skills, stakeholder awareness, and the ability to execute under pressure. What usually holds career changers back isn't intelligence-it's the lack of a structured path that converts potential into hire-ready proof.
SynergisticIT is a unique blend of software development, specialized staffing, and an industry-driven tech bootcamp. Since 2010, we've been dedicated to bridging the gap between top-tier companies and highly skilled tech professionals. Our dual focus allows us to support clients with exceptional talent in Java, Data Science, AI, and Data Engineering, while also helping jobseekers strengthen their expertise through targeted upskilling. Over the years, we've helped candidates secure roles at leading organizations such as Visa, Client, PayPal, Apple, Wayfair, Yum Brands, and hundreds of other innovative companies across the United States.
We're actively considering candidates for full-time client roles across software and data: entry-level programming, Java full stack, Java/Python development, DevOps automation, and data tracks (analytics, engineering, science, ML/AI). Our core focus remains Java/Full Stack/DevOps and Data/Analytics/Engineering/ML.
That's why a job oriented approach matters far more than a training-only course. Most bootcamps teach you concepts and then leave you to "figure it out." Career changers don't need more uncertainty-they need a program built around outcomes: strong foundational training, portfolio development, interview coaching, and job placement execution. SynergisticIT's Job Placement Program (JOPP) is a placement-first model designed to bridge that gap.
Start here:

  • JOPP overview: https://www.synergisticit.com/job-placement-program/
  • Java/Full Stack path: https://www.synergisticit.com/java-devops-full-stack-job-placement-program/
  • Data/ML path: https://www.synergisticit.com/data-science-job-placement-program/
  • Event videos (OCW/JavaOne/Gartner): https://fast.wistia.com/embed/channel/k4mlq69ekl
  • USA Today article: https://www.usatoday.com/story/special/contributor-content/2023/08/08/how-synergisticit-is-changing-how-tech-companies-source-talent/70550058007/
  • Contact form: https://www.synergisticit.com/contact-us/

SynergisticIT since 2010 has supported candidates in landing full-time roles at large employers (often citing examples such as Google, Apple, PayPal, Visa, Client, Western Union, Wells Fargo, Banking, Client, Client, Wayfair, and more), with offers commonly reported in the $95k-$154k range based on role and stack. Career changers tend to do especially well when they combine their domain knowledge (finance, healthcare, ops) with strong tech execution-because employers love candidates who understand both "the business" and "the build."
Why career changers struggle
Bootcamps are often designed for speed, not depth. They compress learning, skip fundamentals, and push people into shallow projects. Then graduates face interviews where employers ask:
  • Can you explain your architecture choices?
  • Do you understand data structures and complexity?
  • Can you debug under pressure?
  • Can you design APIs and handle edge cases?
  • Can you write SQL and interpret data correctly?
Career changers can absolutely win-if they're trained the right way. That's why SynergisticIT emphasizes deep skill-building aligned to interviews and production expectations, plus structured job placement support.
A practical view of what roles are hiring (and what SynergisticIT focuses on)
Career changers often ask, "Which roles should I target?" A realistic and employable set includes:
  • Entry-level software programming roles (backend or full stack)
  • Java full stack development roles (often enterprise-friendly)
  • Python/Java developer roles (broad compatibility)
  • DevOps/Cloud automation roles
  • Data roles: Data Analyst, BI Analyst, Data Engineer, Data Scientist
  • ML/AI Engineer roles (when supported by solid fundamentals)
Who this program is often ideal for
Career switchers tend to be a strong fit if they match any of these:
  • Professionals changing careers into tech who need structure and speed
  • Candidates who completed Udemy/Coursera/university bootcamps but still can't land interviews
  • People who can learn quickly but need real portfolio and interview readiness
  • Candidates with gaps, layoffs, or non-traditional resumes
  • International candidates navigating OPT/STEM timelines
SynergisticIT candidates (often around 30%) join after trying other bootcamps or online courses and still not getting hired-because most programs optimize for "learning completion," not job placement execution.
Your career-change advantage
If you've worked in another industry, you bring:
  • Business context (why the software matters)
  • Communication (working across teams)
  • Reliability (showing up, delivering)
  • Problem solving (real deadlines, real constraints)
Your missing piece is usually: technical depth, modern tools, and interview confidence. That's where a job-placement-first pathway becomes the difference between "I'm learning" and "I'm employed."
If you're serious about switching into tech, don't do it alone and don't do it randomly. Build a plan and follow it with support.
Career change truth: You don't have to start over-you have to start correctly. In tech, success isn't only about what you know; it's about how you build your profile and who guides your journey.

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