Senior Spark & Python Developer
Mavens Guild
Senior Developer Role In a senior developer role, you will design and build data flow and data integration processes to enhance loss prevention technologies for a leading financing firm. Drawing from your vast hands-on experience in Python (PySpark), Spark, REST, Java, and Scala, you will develop, test, and deploy end-to-end solutions using full-stack development tools within AWS (EMR, S3) cloud based infrastructure. A Typical Day As A Senior Spark Programmer Develop fault tolerant, streaming as well as batch data integration processes using Spark/PySpark, Java and performance enhanced SQL Develop and lead development efforts of application programming interfaces to enable integration of fraud detection systems with a host of new reporting and data mining tools Design and develop automation of data flow tasks and end-to-end process testing Design and develop scalable frameworks to ingest, transform, store, and present loss prevention information to downstream systems Implement and lead implementation of Agile best practices and a continuous integration ecosystem Implement and lead implementation efforts of Spark/Python based solution architecture, scalable process frameworks, advanced analytics, and responsive RESTful services What You Will Need To Bring To The Table 5+ years experience with processing of structured, unstructured and semi-structured data using in-memory cluster computing technologies, specifically with Spark 5+ years experience as a Java programmer 3+ years experience programming in Python (PySpark API) 3+ years experience with cloud services offered through AWS, like EMR, Redshift, or S3 3+ years experience in developing, testing and deploying RESTful APIs for high volume data streams Experience with continuous integration tools like Jenkins Experience working in a distributed computing infrastructure like Hadoop and/or Spark Critical and analytical approach to solving technical problems Excellent interpersonal skills and ability to clearly communicate highly technical concepts to business stakeholders and technical developers alike
$97.3k - $156.7k
Senior Python Developer with Spark Position Description CGI is seeking a Senior Python Developer with Spark skills to design, build, and optimize large scale data processing systems in a cloud native AWS environment. This role focuses heavily on developing high performance...SeniorLocal area$161.8k - $184.6k
Senior Software Engineer - Full Stack (Python + Spark) Do you love building and pioneering in the technology space? Do you enjoy solving complex business... ...Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions in...SeniorFull timePart timeInternshipH1bLocal area- ...Senior Python Developer ******ONSITE 3 DAYS PER WEEK IN MCLEAN, VA REQUIRED***** Position Overview: Freddie Macs Financial Engineering team is seeking Python Developers for a large strategic financial project. The position is focused on python development of components...Senior3 days per week
- ...Senior Python Developer We are seeking a Senior Python Developer to support the development of mission-critical applications built on modern software development frameworks. The selected candidate will collaborate with engineering teams to design, develop, enhance, and...SeniorFull time
$209k - $238.5k
...Sr. Lead Software Engineer (Python, Scala, Spark, AWS) Do you love building and pioneering in the technology space? Do you enjoy solving... ...Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices, and full...SeniorFull timePart timeInternshipLocal area$77.6k - $176k
Spark Data Engineer, SeniorThe Opportunity:Ever-expanding technology like IoT, machine learning, and artificial intelligence means that... ...most mission-driven projects in the industry. You’ll deploy and develop pipelines and platforms that organize and make disparate data...SeniorFull timeContract workPart timeWork at officeLocal areaRemote work$131.3k - $237.35k
...customers. This role sits at the intersection of helping end users, developing new features, and coordinating with technical partners to... ...-Intelligence Polygraph clearanceFour years of experience in a Python Development roleBachelor’s degree in computer science, Software...SeniorFull time$229.9k - $262.4k
...Overview Senior Lead Data Engineer (Python, AWS, Spark, Kakfa, SQL, Snowflake, DynamoDB, Databricks, GenAI) Do you love building and pioneering in... ...Collaborate with and across Agile teams to design, develop, test, implement, and support technical solutions using...SeniorFull timePart timeInternshipLocal area- ...motivated candidate to join our talented Team. Job Title: Senior Data Engineer / AI ML Engineer with Python, AI/ML & LLMs. Location: Reston, VA ( Hybrid )... ...with data scientists, ML engineers, and software developers to design and implement robust data infrastructure that...Senior
$120.7k - $188.73k
ResponsibilitiesNoblis is seeking a cleared Cyber Capability Developer III - Digital Forensics to support our Law and Enforcement customer... ...will function as a full-stack engineer building and extending Python-based front-end and back-end capabilities that process diverse...SeniorFull timeContract workPart timeLocal areaRemote work$130k - $196k
...into the demanding fields of data science and machine learning? Are you proficient in Python, and full life cycle software development?Freddie Mac is currently seeking a senior developer to join the Credit Innovation and Analytics team in the Single-Family division.This...SeniorLocal area- ...Python Developer Location: Must be onsite in McLean, VA. Hybrid - 3+ days per week. Extension/Conversion: This is a contract position, currently fully funded through EOY. No plans for extension or conversion at this time. Must Haves: 3+ years of Python, Pandas, NumPy,...SeniorContract workShift work3 days per week
- ...self‑directed professional to fill the role of Senior Data Engineer . The candidate will be a member... ...data products in Apache Avro and/or Parquet Python AWS Experience with REST APIs Desired Skills Iceberg Presto/Trino/Spark Kubernetes Experience in AirFlow Experience with...Senior
$50k - $290k
...and around the globe. We are looking for a Senior Data Engineer to join our dynamic data... ...Operationalize data pipelines leveraging Python‑native and AWS‑native tools for ingestion... ...data lake and big data technologies such as Spark, Accumulo, or Elasticsearch Experience...SeniorContract workWork experience placement$150k - $175k
...Dark Wolf is looking for a Senior Data Engineer to join our team in... ...Development (TDD) principles to rapidly develop and deliver first‑class,... ...and frameworks, including Python (FastAPI), AWS, SQL (Trino SQL... ...heterogeneous data with Apache Spark, DBT, and Trino. Establishing...SeniorRemote work- ...is seeking a highly skilled Full Stack Developer with Big Data expertise to support mission... ...frameworks such as Hadoop, Apache Spark, and Kafka Design and implement data... ...more programming languages such as Java, Python, or C# Experience building and consuming...SeniorFull time
- ...MANTECH seeks a driven and mission-focused Python Software Developer to join our elite team based in Herndon, VA . In this role, you will contribute directly to innovative projects that support the Intelligence Community, helping to protect our country from emerging...
- ...Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team.Job Title: Sr. Python Developer Job Location: Mclean, VAJob Description: The candidate will mainly be involved in design, development, and documentation...Senior
$82.1k - $172.4k
Job Title: Senior Data Scientist / AI Machine Learning Research EngineerJob... ...learning, statistics, to develop algorithms to solve... ...deployment.4. Programming expertise in Python and SQL, with experience using... ...engineering frameworks (e.g., Spark, Airflow) and ML libraries (e....SeniorContract workWork experience placementFlexible hours$112k - $179k
...Senior Full Stack Developer (Python/Java/Angular) Job Locations US Requisition ID 2026-168013 Position Category Information Technology Clearance Public Trust Responsibilities Peraton is seeking a Full Stack Developer...SeniorContract workLocal areaRemote workShift work2 days per week3 days per week$112k - $179k
...Senior Data Platform Engineer Job Locations US Requisition... ...'s lead engineer, you'll develop and maintain the pipelines,... ...pipelines. ~ Strong proficiency in Python and SQL. ~ Hands-on ETL /... ...a comparable lakehouse stack: Spark, Delta, dbt, Snowflake)....SeniorContract workWork experience placementRemote workShift work- ...time) from across the company to pursue an opportunity. Helps to develop capture strategies, analyze market trends that affect a pursuit... ...Manages the entire schedule and presents at key milestones to senior leadership, prepares interim reviews and work products, and...SeniorFull timePart timeInterim role
$143.49k - $197.29k
The Senior AI/ML Engineer is a highly skilled and experienced professional... ...experimentation, rapidly developing prototypes to assess... ...programming languages such as Python, C++, C# or Java, with experience... ...: Lone Tree, CO; Sparks, NV; Longmont, CO; Hagerstown...SeniorFull timeWork experience placementWork at office- ...coordinate bug fixes to uphold the software quality standards Develop user training programs, documentation, and support frameworks to... ...integration.Required Skill and Experience Development experience in Python and modern web technologies with Software Development...Full timeTemporary workRelocation
- ...individual with deep technical knowledge and strong analytical skills in Identity and Access Management (IAM) to join our team as a Senior Principal Information Engineer. This is a full-time remote role with minimal travel requirements.This Senior Principal Information...SeniorFull timeFor contractorsRemote work
$140k - $205k
Senior Technology Site Reliability EngineerCooley is seeking a Senior Site Reliability Engineer... ...and programming languages such as Python, Go, or JavaDeep expertise in cloud platforms... ..., Azure Data Factory, or Apache Hive/Spark/AirflowExperience with IaC deployment of...SeniorFull timeTemporary workWork at officeFlexible hoursWeekend work- ...Description Senior AI/ML Engineer Location: Herndon, VA (Hybrid Work) Preferred... ...must Good programming knowledge in Python and relevant ML/AI frameworks (TensorFlow... ...processing and data cleansing Developing and deploying scalable ML/AI models on...SeniorFull timeRemote work
$153.6k - $207.8k
...career-advancing resources here to help you develop into a better-rounded professional. Work/... ...Database experience (e.g. SQL, NoSQL, Hadoop, Spark, Kafka, Kinesis)- Experience with automation and scripting (e.g., Terraform, Python)- Knowledge of security and compliance...SeniorFlexible hours- ...Only On W2 Python Developer McLean VA- 1 hour in person interview required. 6 month initial duration Job Description: Design and implement Web-based application using Python. Develop specifications and designs for complex applications or modifying/maintaining complex...
$200k - $240k
...captures and proposals in response to government RFPs, RFIs, and Sources Sought notices in support of IC and DoW programs Author and develop technical volumes, white papers, and solution narratives from concept to completion with minimal direction Analyze and decompose...Senior
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