Senior Developer (Spark/Scala) Job at Talan (Warsaw)

Senior Developer (Spark/Scala)

We are looking for a Senior Developer team with a strong background in Spark/Sca...

Location

Poland , Warsaw

Salary:

Not provided

Talan

Expiration Date

Until further notice

Requirements

7+ years of experience in Big Data systems and data management
3+ years of hands-on experience with Scala/Spark
Hands-on with Big Data technologies like Spark, Cloudera, Data Platform, Airflow, Hive
Excellent understanding of dimensional data and data modeling techniques
Experience implementing and deploying solutions in cloud environments
Ability to work independently and take ownership of project deliverables
Fluent in English (at least C1 level)

Job Responsibility

Lead end-to-end technical delivery of data engineering projects
Architect, design, and implement scalable data pipelines and platforms
Optimize workflows for data ingestion, processing, and storage (Spark, Airflow, Cloudera, DataBricks, Hive)
Develop and maintain data lake solutions for structured and unstructured data
Collaborate with global teams (business, data, and technology) to align solutions with organizational objectives
Oversee code quality, CI/CD pipelines, versioning, and release management
Write and review high-quality Scala/Spark code and contribute to automation
Mentor and support engineers, fostering technical excellence and growth
Ensure delivery is aligned with regulatory and compliance requirements
Hands-on experience with testing Big Data solutions - unit tests, integration tests, E2E tests

What we offer

Smart Office Pack so that you can work comfortably from home
Training and career development
Private medical insurance
Life insurance
Possibility to be part of a multicultural team and work on international projects
Possibility to manage work-permits

Fulltime

Senior Developer (Spark/Scala)

We are looking for a Senior Developer team with a strong background in Spark/Sca...

Location

Poland , Warsaw

Salary:

Not provided

Talan

Expiration Date

Until further notice

Requirements

7+ years of experience in Big Data systems and data management
3+ years of hands-on experience with Scala/Spark
Hands-on with Big Data technologies like Spark, Cloudera, Data Platform, Airflow, Hive
Excellent understanding of dimensional data and data modeling techniques
Experience implementing and deploying solutions in cloud environments
Ability to work independently and take ownership of project deliverables
Fluent in English (at least C1 level)

Job Responsibility

Lead end-to-end technical delivery of data engineering projects
Architect, design, and implement scalable data pipelines and platforms
Optimize workflows for data ingestion, processing, and storage (Spark, Airflow, Cloudera, DataBricks, Hive)
Develop and maintain data lake solutions for structured and unstructured data
Collaborate with global teams (business, data, and technology) to align solutions with organizational objectives
Oversee code quality, CI/CD pipelines, versioning, and release management
Write and review high-quality Scala/Spark code and contribute to automation
Mentor and support engineers, fostering technical excellence and growth
Ensure delivery is aligned with regulatory and compliance requirements
Hands-on experience with testing Big Data solutions - unit tests, integration tests, E2E tests

What we offer

Smart Office Pack so that you can work comfortably from home
Training and career development
Private medical insurance
Life insurance
Possibility to be part of a multicultural team and work on international projects
Possibility to manage work-permits

Fulltime

Senior Data Engineer

Join Deezer's Core Product Division, the team at the heart of our music streamin...

Location

France , Paris

Salary:

Not provided

Deezer

Expiration Date

Until further notice

Requirements

5+ years of experience in Data Engineering
Familiarity with data quality frameworks and best practices.
Solid experience with Spark/Scala, Python, SQL, BigQuery, ETL
Proactive, organized and with strong team spirit
Fluent in English

Job Responsibility

Design, develop, improve and maintain data pipelines and ecosystem
Monitor data flows, detect anomalies, and resolve incidents
Manage and improve APIs to ensure reliable access to data for internal teams and external partners
Contribute to the team’s success through close collaboration with developers, product managers and other stakeholders
Participate in the data community by collaborating with other data engineers, analysts and scientists

What we offer

A Deezer premium family account for free
Access to gym classes
Deezer parties several times a year and drinks every thursday
Allowance for sports, travelling and culture
Meal vouchers
Mental health and well-being support from Moka.Care
Great offices always located in dynamic and attractive districts
Hybrid remote work policy

Fulltime

Senior Data Engineer - Catalog

Join the Catalog team and be part of Deezer’s next steps. We ingest, reconcile a...

Location

France , Paris

Salary:

Not provided

Deezer

Expiration Date

Until further notice

Requirements

5+ years of experience in Data Engineering
Familiarity with data quality frameworks and best practices
Solid experience with Python, SQL, BigQuery, Spark/Scala, ETL
Experience with entity matching, data reconciliation or data science applied to quality problems is a strong plus
Proactive, organised and with strong team spirit
Passion for music and improving user experience through better metadata
Fluent in English

Job Responsibility

Design and maintain ETL pipelines to ingest and process large volumes of catalog data from disparate sources
Ingest and match entities like artists, albums, concerts and lyrics
Develop solutions to improve metadata quality at scale
Contribute to projects like: Artist disambiguation and source-of-truth building
Album grouping via ML models in collaboration with Data scientists
Build analytics and quality KPIs to monitor catalog performance
Collaborate closely with Data Scientists, Researchers, Product Managers and partners to implement new solutions

What we offer

A Deezer premium family account for free
Access to gym classes
Join over 70 Deezer Communities
Deezer parties several times a year and drinks every thursday
Allowance for sports, travelling and culture
Meal vouchers
Mental health and well-being support from Moka.Care
Great offices
Hybrid remote work policy

Fulltime

New

Gl Junior Accountant (Fresh Graduate)

Reporting to the Finance Manager/Senior Accountant, you will support the core ac...

Location

Malaysia , Kuala Lumpur

Salary:

3800.00 - 4200.00 RM / Month

Randstad

Expiration Date

June 21, 2026

Requirements

Bachelor Degree in Accounting and Finance
Got relevant internship experience in accounting, finance, AP or AR / GL

Job Responsibility

Period-End Closing Support: Prepare and post routine General Ledger (GL) journal entries
Perform timely bank and balance sheet reconciliations to ensure data accuracy
Assist in the execution of month-end and year-end closing procedures within established timelines
Financial Reporting & Analysis: Maintain monthly Balance Sheet and P&L schedules, ensuring all supporting documentation is accurate
Assist in the preparation of monthly financial and management reporting packages for group consolidation
Draft preliminary variance analysis and commentaries on financial performance for review
Compliance & Audit Support: Assist with tax filings (e.g., GST, WHT, or local Corporate Income Tax) by compiling necessary data
Prepare schedules and provide documentation support for internal and statutory audits
Asset & Data Maintenance: Maintain the Fixed Asset Register and perform routine inventory reconciliations
Ensure all financial records are filed and organized in accordance with company policies

What we offer

Medical Insurance
Leave Entitlement

Fulltime

New

Sen teacher

Randstad Education is looking for a high-calibre, QTS-qualified SEN Teacher to l...

Location

United Kingdom , Blackley

Salary:

Not provided

Randstad

Expiration Date

July 21, 2026

Requirements

Qualified Teacher Status (QTS) is essential
Enhanced Child & Adult DBS (on the Update Service)
Proven experience teaching in an SEN or SEMH setting
Strong classroom management skills and knowledge of de-escalation techniques (Team Teach preferred)
Minimum of 6 months UK schools experience

Job Responsibility

Plan and deliver creative, highly differentiated lessons tailored to P-Levels and EHCP targets
Lead a team of Teaching Assistants to provide holistic support for all learners
Foster a safe, inclusive, and predictable learning environment
Monitor student progress and liaise with parents and external agencies

What we offer

Competitive daily rates (£160 - £215)
Work in an Ofsted 'Outstanding' school with world-class facilities
Supportive senior leadership team and ongoing professional development
Access to Trauma Informed Practice and Team Team training

Fulltime

New

Nursery Manager

Are you a passionate and experienced Nursery Manager seeking a rewarding opportu...

Location

United Kingdom , East Grinstead

Salary:

30845.00 GBP / Year

Randstad

Expiration Date

June 22, 2026

Requirements

PPA teaching experience
years 1-6 experience
BA Hons (QTS)
BSc Hons (QTS)

What we offer

training and education
Safeguarding

Fulltime

New

Learning Designer

Skills for Care the strategic workforce development and planning body for adult ...

Location

England , Leeds

Salary:

46598.80 GBP / Year

360 Resourcing Solutions

Expiration Date

May 21, 2026

Requirements

Solid experience in the learning and development / training and education, including experience of e-learning design and Learning Management Systems.

Job Responsibility

Creating rich, high quality, sector specific e-learning
Work closely with the Marketing Team and Commercial colleagues to deliver to brand and style guidelines and meet commercial expectations.

Fulltime

Senior Developer (Spark/Scala)

Talan

Location:
Poland , Warsaw

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Nice to have:

Additional Information:

Job Posted:
January 13, 2026

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