HappieHire
Data Engineer-L3
Skills
1 month ago
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Important information
Contract type:
Permanent
Location:
India
Work mode:
Remote
Published on:
11 September 2026
What they need
Data Engineer ÔÇô L3
Job Description
We are looking for a highly skilled Data Engineer (L3) with strong expertise in Python, data ingestion
pipelines and marketing data systems, particularly with the Meta Ads ecosystem. This role sits at the
intersection of data engineering and social/native platforms, enabling scalable data pipelines, high
quality datasets, and lead generation and business decision-making.
This role goes beyond building pipelines - will be responsible for:
À Designing scalable data architecture
À Driving business outcomes (revenue, lead quality, conversion efficiency)
À Owning how data is used, trusted and acted upon
The ideal candidate will not manage campaign buying or bidding directly but must clearly
understand ad platform mechanics, attribution models and lead quality scores and will work
closely with the Data Lead / Engineering Lead, acting as a key contributor in shaping
solutions, making technical decisions, and delivering high-impact data products.Responsibilities:
- Data Engineering & Pipelines
- À Design, build, and maintain robust data data pipelines for social marketing and product
data sources (APIs, event streams, batch systems)
À Develop scalable ETL/ELT workflows / microservices using Python and SQL
À Ensure high data quality, reliability and observability across pipelines
À Optimize data models for analytics and reporting use cases
Marketing & Ad Platform Data
Own ingestion and modeling of data from Meta Ads (Facebook) and other digital
marketing platforms
- Build datasets that support:
À Campaign performance tracking
À Lead funnel analysis
À Attribution and conversion tracking
- Understand key concepts such as:
À Campaign structure (campaign/ad set/ad level)
À Bidding & optimization signals
À Attribution windows
À Pixel / event tracking
- Business Understanding & Collaboration
- À Translate business requirements from marketing, growth and product teams into scalable
data solutions
À Define success metrics tied to revenue and performance
À Enable self-serve analytics through well-structured datasets4. Data Quality & Governance
À Implement validation checks, monitoring and alerting for pipelines
À Ensure consistency across different marketing data sources
À Maintain clear documentation of data models and pipelines
- Business Collaboration & Use Case Ownership
ÔÇó Work closely with marketing, growth, and analytics teams to:
Understand real-world use cases
Define success metrics tied to revenue and performance
ÔÇó Own key use cases such as:
Lead funnel optimization
Campaign attribution
Revenue reporting and forecasting
ÔÇó Ensure data enables decision-making, not just reporting
- Engineering Standards & Best Practices
- À Design and implement modular, reusable microservices that enable the scalable
development of data products.
- À Drive standardization through well-architected, loosely coupled services that can be
leveraged across multiple use cases.
- À Uphold high standards in:
Code quality and modularity
Pipeline reliability and monitoring
Documentation and data contracts
À Contribute to shared frameworks and reusable components
À Promote best practices across the data engineering teamRequired Skills & Qualifications
- Core Technical Skills
À Strong proficiency in Python (must-have)
À Advanced SQL skills for large-scale data processing
À Hands-on experience with data ingestion from APIs (rate limits, pagination, retries)
À Experience with data orchestration tools (e.g., Airflow or equivalent)
À Familiarity with cloud data platforms (BigQuery, etc.)
À Experience building scalable data ingestion systems
À Familiarity with microservices-style or modular data systems
À Strong understanding of performance and cost optimization
- Ad Platform Knowledge
À Solid understanding of Meta Ads platform fundamentals
À Familiarity with:
ÔÇó Campaign hierarchy and metrics (CTR, CPC, CPA, ROAS)
ÔÇó Conversion tracking and attribution models
ÔÇó Lead generation workflows and funnel metrics
À Ability to interpret marketing data beyond surface-level metrics
À Exposure to event tracking systems (GA4, Snowplow, etc)
Good to Have
À Experience with other ad platforms (Google Ads, Bing Ads, etc.)
À Knowledge of data modeling best practices (e.g., star schema, dbt)
À Experience with real-time or near real-time data pipelines
What Success Looks Like
- À Reliable, scalable pipelines for marketing data ingestion
À High-quality datasets enabling accurate campaign and lead analysisÀ Strong partnership with marketing teams, translating business needs into data solutions
À Improved visibility into lead quality, attribution and campaign performance
À Clear ownership of end-to-end data use cases, not just components
Why Join Us
À Work at the intersection of data engineering and growth marketing
À Solve high-impact problems in performance marketing and attribution
À Own meaningful data products end-to-end
À Influence both technical architecture and business outcomes
À Be part of a team that values ownership, impact and engineering excellence
Perks:
Day off on the 3rd Friday of every month (one long weekend each month)
Monthly Wellness Reimbursement Program to promote health well-being
Monthly Office Commutation Reimbursement Program
Paid paternity and maternity leaves
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