Wallex is hiring a

Data Engineer - Blockchain & DeFi Analytics

About Us

• Operate sophisticated bots across DeFi ecosystems.
• Execute advanced strategies across multiple blockchains.
• Turn raw blockchain data into actionable insights.
• Focus on building systems that power high-performance decision-making.

Role Overview

• Seeking a highly skilled Blockchain Data Engineer.
• Own and scale data infrastructure.
• Build end-to-end data pipelines.
• Collaborate with engineers and product leads.

Key Responsibilities

• Build and maintain ETL pipelines for on-chain and off-chain data.
• Parse and normalize smart contract interactions.
• Design and optimize schemas for databases.
• Integrate bot-generated metrics.
• Develop dashboards and queries.
• Answer business questions like ROI, profitable trades, and strategy performance.
• Collaborate with backend and infrastructure teams.
• Implement data validation and monitoring systems.

• 3+ years of Data Engineer experience.
• Familiar with blockchain data structures and APIs.
• Experience designing schemas and writing queries on large-scale datasets.
• Hands-on experience with BI tools.
• Familiarity with Grafana.
• Ability to work independently and prioritize.

Nice to Have

• Experience with financial trading systems.
• Strong understanding of DeFi mechanics.
• Familiarity with MEV concepts.
• Background in data warehouses and infrastructure.

Why Join Us

• Work at the intersection of blockchain, data, and algorithmic finance.
• Competitive salary and bonuses.
• High autonomy and the chance to shape data’s role in business strategy.

• Competitive Salary
• Training & Development
• Private Health Insurance
• Attractive benefit Package ( Family, Health, Entertainment)
• breakfast and lunch
• flexible working hours

Apply Now: