CrawlJobs Logo

Data Quality & Controls Big Data Tech Lead

https://www.citi.com/ Logo

Citi

Location Icon

Location:
Canada , Mississauga

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

The Global Olympus Data Fabric team comprise of cross asset application used across multiple lines of business. We cover transaction portfolio, which is responsible for providing vital information to downstream systems for critical monitoring, liquidity, and risk calculations, as well as regulatory reporting engines, and other cross asset applications. The Olympus platform provides quality of data to a number of consumers, on a real-time, intra-day, and every day at the end of the business.

Job Responsibility:

  • Partner with multiple management teams to ensure appropriate integration of functions to meet goals as well as identify and define necessary system enhancements to deploy new products and process improvements
  • Resolve variety of high impact problems/projects through in-depth evaluation of complex business processes, system processes, and industry standards
  • Provide expertise in area and advanced knowledge of applications programming and ensure application design adheres to the overall architecture blueprint
  • Utilize advanced knowledge of system flow and develop standards for coding, testing, debugging, and implementation
  • Develop comprehensive knowledge of how areas of business, such as architecture and infrastructure, integrate to accomplish business goals
  • Provide in-depth analysis with interpretive thinking to define issues and develop innovative solutions
  • Serve as advisor or coach to mid-level developers and analysts, allocating work as necessary
  • Appropriately assess risk when business decisions are made, demonstrating particular consideration for the firm's reputation and safeguarding Citigroup, its clients and assets, by driving compliance with applicable laws, rules and regulations, adhering to Policy, applying sound ethical judgment regarding personal behavior, conduct and business practices, and escalating, managing and reporting control issues with transparency

Requirements:

  • 6+ years of relevant experience in managing large scale applications including data quality and controls
  • Experience in managing and implementing successful projects
  • Knowledge of Big Data/Hadoop, Spark, SQL and scripting, MS Excel technology is required
  • Experience with Data Quality and Business/System Controls is a plus
  • Extensive experience system analysis and in programming of software applications
  • Subject Matter Expert (SME) in at least one area of Applications Development
  • Ability to adjust priorities quickly as circumstances dictate
  • Demonstrated leadership and project management skills
  • Consistently demonstrates clear and concise written and verbal communication

Nice to have:

  • Experience with Data Quality and Business/System Controls is a plus
  • Master’s degree preferred

Additional Information:

Job Posted:
April 29, 2025

Employment Type:
Fulltime
Work Type:
Hybrid work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Data Quality & Controls Big Data Tech Lead

Tech Lead – Scala/Spark

We are seeking a Spark, Big Data - ETL Tech Lead for Commercial Card’s Global Da...
Location
Location
India , Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s or master’s degree in computer science, Information Technology, or equivalent
  • Minimum 10 years of Proven experience in developing and managing big data solutions using Apache Spark. Having strong hold on Spark-core, Spark-SQL & Spark Streaming
  • Minimum 6 years of experience in leading globally distributed teams successfully
  • Strong programming skills in Scala, Java, or Python
  • Hands on experience on Technologies like Apache Hive, Apache Kafka, HBase, Couchbase, Sqoop, Flume etc.
  • Proficiency in SQL and experience with relational (Oracle/PL-SQL) and NoSQL databases like mongoDB
  • Demonstrated people and technical management skills
  • Demonstrated excellent software development skills. Strong experiences in implementation of complex file transformations like positional, xmls
  • Experience in building enterprise system with focus on recovery, stability, reliability, scalability and performance
  • Experience in working on Kafka, JMS / MQ applications
Job Responsibility
Job Responsibility
  • Lead the design and implementation of large-scale data processing pipelines using Apache Spark on BigData Hadoop Platform
  • Develop and optimize Spark applications for performance and scalability
  • Responsible for providing technical leadership of multiple large scale/complex global software solutions
  • Integrate data from various sources, including Couchbase, Snowflake, and HBase, ensuring data quality and consistency
  • Experience of developing teams of permanent employees and vendors from 5 – 15 developers in size
  • Build and sustain strong relationships with the senior business leaders associated with the platform
  • Design, code, test, document and implement application release projects as part of development team
  • Work with onsite development partners to ensure design and coding best practices
  • Work closely with Program Management and Quality Control teams to deliver quality software to agreed project schedules
  • Proactively notify Development Project Manager of risks, bottlenecks, problems, issues, and concerns
  • Fulltime
Read More
Arrow Right

Tech Lead - Ab Initio / Spark ETL

The Applications Development Senior Programmer Analyst is an intermediate level ...
Location
Location
India , Pune
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • BS or MS Degree in Computer Science, Information Technology, or equivalent
  • Minimum 10 years of Ab Initio application design and development experience
  • Minimum 6 years of experience in leading globally distributed teams successfully
  • Demonstrated people and technical management skills
  • Strong understanding of ETL analysis and design, frameworks on Ab Initio
  • Experience in developing and managing big data solutions using Apache Spark
  • Strong programming skills in Scala, Java, or Python
  • Hands on experience on Technologies like Apache Hive, Apache Kafka, HBase, Couchbase, Sqoop, Flume etc.
  • Demonstrated excellent software development skills
  • Experience in building enterprise ETL based system with focus on recovery, stability, reliability, scalability and performance
Job Responsibility
Job Responsibility
  • Responsible for providing technical leadership of multiple large scale/complex global software solutions
  • Experience of developing teams of permanent employees and vendors from 5 – 20 developers in size
  • Build and sustain strong relationships with the senior business leaders associated with the platform
  • Design, code, test, document and implement application release projects as part of development team
  • Work with onsite development partners to ensure design and coding best practices
  • Work closely with Program Management and Quality Control teams to deliver quality software to agreed project schedules
  • Proactively notify Development Project Manager of risks, bottlenecks, problems, issues, and concerns
  • Compliance with Citi's System Development Lifecycle and Information Security requirements
  • Oversee development scope, budgets, time line documents
  • Monitor, update and communicate project timelines and milestones
  • Fulltime
Read More
Arrow Right

Bigdata Support Lead Engineer

The Lead Data Analytics analyst is responsible for managing, maintaining, and op...
Location
Location
India , Bengaluru; Chennai
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 10+ years of total IT experience
  • 5+ years of experience in supporting Hadoop (Cloudera)/big data technologies
  • 5+ years of experience in public cloud infrastructure (AWS or GCP)
  • Experience with Kubernetes and cloud-native technologies
  • Experience with all aspects of DevOps (source control, continuous integration, deployments, etc.)
  • Advanced knowledge of the Hadoop ecosystem and Big Data technologies
  • Hands-on experience with the Hadoop eco-system (HDFS, MapReduce, Hive, Pig, Impala, Spark, Kafka, Kudu, Solr)
  • Knowledge of troubleshooting techniques for Hive, Spark, YARN, Kafka, and HDFS
  • Advanced Linux system administration and scripting skills (Shell, Python)
  • Experience on designing and developing Data Pipelines for Data Ingestion or Transformation using Spark with Java or Scala or Python
Job Responsibility
Job Responsibility
  • Lead day to day operation and support for Cloudera Hadoop ecosystem components (HDFS, YARN, Hive, Impala, Spark, HBase, etc)
  • Troubleshoot issues related to data ingestion, job failures, performance degradation and service unavailability
  • Monitor cluster health using Cloudera Manager and respond to alerts, logs, and metrics
  • Collaborate with engineering teams to analyze root causes and implement preventive measures
  • Collaborate patching, service restarts, failovers and rolling restarts for cluster maintenance
  • Assist in user onboarding, access control and issues in accessing the cluster services
  • Contribute to documentation for knowledge base
  • Work on data recovery, replication, and backup support tasks
  • Responsible for moving all legacy workloads to cloud platform
  • Ability to research and assess open-source technologies, public cloud tech stack (AWS/GCP) components to recommend and integrate into the design and implementation
  • Fulltime
Read More
Arrow Right

Payments Data Transformation Head Director

The Applications Development Senior Group Manager is responsible for accomplishi...
Location
Location
United States , Jersey City
Salary
Salary:
Not provided
https://www.citi.com/ Logo
Citi
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 15+ years experience of application development industry experience, with a minimum of 10 years of hands-on experience specializing in the leadership and hands-on development of franchise-critical applications
  • 10+ years experience leading large technology transformation initiative
  • 8+ experience in large technology development experience
  • 8+ years experience in Big Data Org
  • 5 + years Microservices experience
  • 5+ years hands-on experience in Java, Spring, Spring Boot, Spring Cloud, J2EE Design Patterns, REST services, MicroServices, Docker/Kubernetes, messaging product like Kafka
  • Deep understanding on design Highly Available and Highly Scalable Systems
  • Front End Technologies like JavaScript and Angular version, CSS2/CSS3, HTML
  • Hands-on experience in relational (Oracle/DB2), No-SQL (MongoDB), Unix commands
  • Hands-on experience on working / deploying application on Cloud
Job Responsibility
Job Responsibility
  • Manage/develop multiple teams of technology professionals to accomplish established goals and conduct personnel duties for team (e.g. performance evaluations, hiring and disciplinary actions) as well as ensure team adheres to best practices and process
  • Develop vision for team around roles and responsibilities, and structure team to ensure greatest impact, efficient use of resource, and alignment to business structures
  • Prepare and present regular team/project reviews to senior technology management and business leaders
  • Drive the design and development of system architecture based on latest technology stack, work with end-users of the systems, and enhance the quality of deliverables
  • Ensure staff follows Citi documented policy and procedures as well as maintain desktop procedures and supporting documentation for filings on a current basis and in comprehensive manner
  • Work with a wide variety of business and tech teams and help them drive towards an everything-as-code and a codified controls mind-set
  • Support and drive cultural change, instigating critical thinking about controls and processes and encouraging a culture of continuous improvement
  • Connected to latest technologies, like Generative AI, and keen to put them in practice
  • A self-starter with the ability to work effectively in teams and remotely
  • Shows enthusiasm and develops trust through empathy
What we offer
What we offer
  • medical
  • dental & vision coverage
  • 401(k)
  • life, accident, and disability insurance
  • wellness programs
  • paid time off packages, including planned time off and paid sick leave
  • paid holidays
  • Fulltime
Read More
Arrow Right

Data Engineer

Improve BlackRock’s ability to enhance our retail sales distribution capabilitie...
Location
Location
United States , New York
Salary
Salary:
132500.00 - 162000.00 USD / Year
blackrock.com Logo
BlackRock Investments
Expiration Date
March 23, 2026
Flip Icon
Requirements
Requirements
  • Overall 4+ years of hands-on experience in computer/software engineering with majority in big data engineering
  • 4+ years of strong Python or Scala programming skills (Core Python and PySpark) including hands-on experience creating and supporting UDFs and modules like pytest
  • 4+ years of experience with building and optimizing ‘big data’ pipelines, architectures, and data sets. Familiarity with data pipeline and workflow management tools (e.g., Airflow, DBT, Kafka)
  • 4+ years of hands-on experience on developing on Spark in a production environment. Expertise on parallel execution, deciding resources and different modes of executing jobs is required
  • 4+ years of experience using Hive (on Spark), Yarn (logs, DAG flow diagrams), Sqoop. Proficiency bucketing, partitioning, tuning and handling different file formats (ORC, PARQUET & AVRO)
  • 4+ years of experience using Transact SQL (e.g., MS SQ Server, MySQL), No-SQL and GraphQL
  • Strong experience implementing solutions on Snowflake
  • Experience with data quality and validation frameworks, especially Great Expectations for automated testing
  • Strong understanding and use of Swagger/OpenAPI for designing, documenting, and testing RESTful APIs
  • Experience in deployment, maintenance, and administration tasks related to Cloud (AWS, Azure Preferred), OpenStack, Docker, Kafka and Kubernetes. Familiarity with CI/CD pipelines for data pipeline automation and deployment (Jenkins, GitLab CI, Azure DevOps)
Job Responsibility
Job Responsibility
  • Lead in the creation and maintenance of optimized data pipeline architectures on large and complex data sets
  • Assemble large, complex data sets that meet business requirements
  • Act as lead to identify, design, and implement internal process improvements and relay to relevant technology organization
  • Work with stakeholders to assist in data-related technical issues and support their data infrastructure needs
  • Automate manual ingest processes and optimize data delivery subject to service level agreements
  • work with infrastructure on re-design for greater scalability
  • Keep data separated and segregated according to relevant data policies
  • Demonstrated ability to join a complex global team, collaborate crossfunctionally (data scientists, platform engineers, business stakeholders), and take ownership of major components of the data platform ecosystem and develop data ready tools to support their job
  • Be up-to-date with the latest tech trends in the big-data space and recommend them as needed
  • Identify, investigate, and resolve data discrepancies by finding the root cause of issues
What we offer
What we offer
  • Annual discretionary bonus
  • Healthcare
  • Leave benefits
  • Retirement benefits
  • Strong retirement plan
  • Tuition reimbursement
  • Comprehensive healthcare
  • Support for working parents
  • Flexible Time Off (FTO)
  • Fulltime
Read More
Arrow Right

Staff Software Engineer

At Anima, you’ll help us extend the 3 existing product lines we have, that milli...
Location
Location
Salary
Salary:
Not provided
animahealth.com Logo
Anima
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Hungry and wants their shot to change the world
  • Obsessively concerned with UX, and optimises for this when building features rather than arbitrary technical goals
  • Bored and frustrated at big companies
  • feel held back by red tape, bureaucracy and poor decisions
  • Keen to understand the big picture & entire context of the company and vertical
  • impatient for growth towards a senior executive role
  • Expert competency in TS, plus being reasonably tech + language agnostic
  • Comfortable with key frameworks/libraries like Angular, Node and React
  • Able to work full stack in JS/TS
  • Values pragmatism and open discussion from first principles rather than dogma
Job Responsibility
Job Responsibility
  • Help add further key third party API integrations, including with legacy EMR systems and national APIs like e.g. the electronic prescribing service, allowing Anima to directly issue prescriptions
  • Iterate on a proprietary graph traversal algorithm to improve patient care and clinical value, and increasingly move away from explicit curation to implicit curation by NNs
  • Ship important features that will directly increase delta lives saved in your first 2 weeks
  • Join customer calls to develop a deep understanding of their fundamental motivations and needs/pain points
  • Help architect and deploy a scalable & cost effective ETL data pipeline with version control, outputting clean data ready for tokenisation
  • Help deploy our active deep learning training & validation architecture to prod, so that we can correctly eat up our ‘1.0’ systems at the right time
  • Build cutting edge products like global context aware chat with semantic search, care orchestration and LLM-enabled cloud telephony e2e
  • Hire/scale the team, while implementing the right processes at the right times to maximise discounted team productivity and minimise discounted dev time cost for shipping
  • Potential to transition to a more managerial/executive role. Lead an autonomous lance of elite engineers to fix healthcare and save lives
  • Work with the ML/data team to creatively ideate and ship features to improve ETL pipeline throughput and quality through a data-driven approach powered by analytics
  • Fulltime
Read More
Arrow Right

Senior Accountant

You'll be a foundational member of Range's finance team, working hand-in-hand wi...
Location
Location
United States , McLean
Salary
Salary:
Not provided
range.com Logo
Range
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of progressive accounting experience (public accounting, audit, or corporate accounting — Big 4 or similar preferred)
  • CPA license
  • Strong command of U.S. GAAP, accounting operations, and financial statement preparation
  • Advanced Excel skills
  • experience with ERP and accounting systems (NetSuite, QuickBooks Online, or similar)
  • Analytical and detail-oriented with the ability to reconcile complex data and identify root causes quickly
  • Excellent communication skills with the ability to translate accounting results into clear insights for non-finance stakeholders
  • Ownership mindset — proactive, solution-oriented, and comfortable in ambiguity while maintaining a bias toward action
  • Collaborative and transparent team player who leads by example and contributes to a culture of trust and accountability
Job Responsibility
Job Responsibility
  • Manage and execute key aspects of the monthly, quarterly, and year-end close financial process, ensuring accuracy, timeliness, and compliance with GAAP
  • Prepare and review journal entries, reconciliations, and supporting schedules across revenue, expenses, balance sheet accounts, and cash flow
  • Partner with FP&A, Operations, and cross-functional teams to validate financial data, analyze results, and improve reporting quality
  • Maintain and enhance accounting policies, controls, and procedures to support a scalable and efficient close process
  • Support external audits, tax filings, and other compliance requirements, coordinating with third-party auditors and advisors as needed
  • Assist in system enhancements, automation projects, and process improvements across the accounting and finance tech stack
  • Contribute to special projects including ERP implementation, system improvements, and reporting enhancements
What we offer
What we offer
  • Health & Wellness: 100% employer-covered medical insurance for employees (75% for dependents), plus dental and vision coverage
  • 401(k): Retirement savings program to support your future
  • Paid Time Off: Dedicated time to reset and recharge plus most federal holidays
  • Parental Leave: Comprehensive leave policy for growing families
  • Meals: Select meals covered throughout the week
  • Fitness: Monthly movement stipend
  • Equity & Career Growth: Early exercise eligibility and a strong focus on professional development
  • Annual Compensation Reviews: Salary and equity refreshes based on performance
  • Boomerang Program: After two years at Range, you can take time away to start your own company. We’ll hold your spot for 6 months - and pause your equity vesting, which resumes if you return
  • Fulltime
Read More
Arrow Right

Clinical Engineer

At Anima, you’ll help us extend the 3 existing product lines we have, that milli...
Location
Location
Salary
Salary:
Not provided
animahealth.com Logo
Anima
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Medical degree
  • High aptitude and growth gradient for coding if no coding experience
  • Expert competency in TypeScript (TS)
  • Reasonably tech and language agnostic
  • Comfortable with key frameworks/libraries like Angular, Node, and React
  • Able to work full stack in JS/TS
  • Familiarity with AWS (e.g., APIG, SQS, DynamoDB, Lambda, Cognito, Amplify, CloudFormation) and/or hungry to learn
  • Hungry and wants their shot to change the world
  • Obsessively concerned with UX
  • Bored and frustrated at big companies
Job Responsibility
Job Responsibility
  • Extend the 3 existing product lines and build out new ones at the cutting edge of healthcare reinforcement learning and agentic AI
  • Use medical training to solve super interesting technical problems
  • Help add further key third party API integrations, including with legacy EMR systems and national APIs
  • Iterate on a proprietary graph traversal algorithm to improve patient care and clinical value
  • Ship important features that will directly increase delta lives saved
  • Join customer calls to develop a deep understanding of their fundamental motivations and needs
  • Help architect and deploy a scalable & cost effective ETL data pipeline with version control
  • Help deploy our active deep learning training & validation architecture to prod
  • Build cutting edge products like global context aware chat with semantic search, care orchestration and LLM-enabled cloud telephony
  • Hire/scale the team, while implementing the right processes
  • Fulltime
Read More
Arrow Right