Senior Data Scientist ( 4 months contractual role)
Runs data science projects for Creative Chaos, from problem framing and exploratory analysis to predictive models and deployment, on a four month contract. Suits a data scientist with 5 or more years of industry experience and strong statistics and machine learning skills.
Karachi
On-site5+ years
Pay not stated
Contract
Posted 6 Oct 2026What they ask for
Roadmaps and cheat sheets for this role
Matched to the skills and level this job asks for.
- RoadmapMachine learningData, models, deep learning
- RoadmapBackend developmentAPIs, databases, auth, deploys
- RoadmapSystem designSystems that scale
- Cheat sheetMachine learningData, models, deep learning.
- Cheat sheetBackend developmentAPIs, databases, auth, deploys.
- Cheat sheetSystem designSystems that scale.
Worth reading before you apply
From the Sefism resource library, matched to this role.
A text-based course on how databases work underneath: storage and page layout, indexing, transactions and ACID, concurrency control, partitioning and sharding, replication and consistency, consensus and leader election, recovery, and the main NoSQL families. It ends with case studies designing the databases behind Quora, TikTok, Airbnb and Snapchat. It suits engineers who want their database choices in system design answers to be defensible rather than hand-waved.
- System design
- Databases
- Backend
- Job search
A beginner friendly, text based course on relational database design: data modelling, entity relationship diagrams, keys and integrity constraints, functional dependencies and normalisation up to BCNF and beyond. It finishes with nine case studies, from hospital and bank systems to an Instagram style app, e-commerce and ticket booking. For developers and students who want to design schemas that stay pleasant to work with years later.
- Web
- Databases
- System design
- Backend
The free, open companion to the Grokking the System Design Interview course, published as a GitHub repository. It teaches a pattern-first approach: learn building blocks such as caching, sharding, replication and queues well enough that any design question becomes a matter of combining them. It includes a seven-step interview framework, 30 patterns, 59 question walkthroughs, company guides, cheat sheets and study roadmaps, all readable in the browser without an account.
- System design
- Job search
A SQL course for interviews that reviews the basics, order of execution, functions, subqueries, joins, set operations, DDL and DML, then works through 69 interview problems graded easy to hard plus 14 unguided test problems, run against a live database in the browser. It suits backend, data and analytics candidates whose SQL stops at a simple inner join, or who need a fast refresher before a SQL round.
- Job search
- Databases
- Backend
DuckDB is a free, in-process analytical database that runs fast SQL over Parquet, CSV and JSON files on your laptop, with no server to set up. It is the easiest way to practise analytical SQL, columnar formats and even dbt without a cloud bill.
- Databases
- Programming
A large Hindi-language channel with complete lecture playlists for computer science degree subjects: DBMS, operating systems, computer networks, theory of computation, compiler design, software engineering, DSA and more. It is built for B.Tech CSE, GATE CSE and UGC NET students, and explains each topic with short examples. It suits Urdu and Hindi speaking students who want core CS subjects explained simply before exams.
- Databases
- CS fundamentals
- Programming
The full description, requirements and how to apply are on the company's own posting. This page is a summary so you can decide whether it is worth opening.
Verification
3 of 4 checks- Company verified
- Posting checked
- Still open
- Not confirmed by the company
Last checked 8 days ago (6 Oct 2026)
About the company
Karachi software development company delivering product engineering for US clients across health, media and commerce.
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