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DcentraLab
Backend Lead Developer
about 8 hours ago | 33 views | Be the first one to apply

Backend Lead Developer

Full-time
Remote

About the company

Since 2017, DcentraLab has been a pioneering force in Web3 and blockchain development. Expanding beyond its initial product, 2Key, DcentraLab has introduced innovative solutions such as Hord, ChainPort, TokensFarm, and DcentraLab Diligence, with a commitment to ongoing growth. Through a relentless pursuit of cutting-edge technologies, DcentraLab remains at the forefront, shaping the future of decentralized ecosystems and blockchain-based products.

Job Summary

Responsibilities

šŸ“Lead backend development: Drive feature design, architecture decisions, and technical roadmap for the platform. šŸ“Research & Development (R&D): Experiment with new technologies, AI models, and scraping methods to continuously improve data quality and system performance. šŸ“Web scraping & data pipelines: Design and maintain robust scraping systems using Python libraries (e.g., Scrapy, Requests, BeautifulSoup, Playwright). šŸ“Database management: Optimize and maintain PostgreSQL (with Alembic/Alchemy) and MongoDB (vector search/embeddings). šŸ“AI & agent integration: Work with LLMs (ChatGPT, Perplexity) and CrewAI to build and scale AI-driven features. šŸ“DevOps & infrastructure: Manage AWS services (S3, EC2, Lambda, CloudWatch, API Gateway, SageMaker) and automation (Bash scripting, cron jobs). šŸ“Blockchain expertise: Analyze and interact with smart contracts (Solidity – entry level), understand blockchain data structures, and integrate relevant protocols. šŸ“Team leadership: Mentor developers, perform code reviews, enforce best practices, and ensure high-quality deliverables. šŸ“Integration management: Oversee and expand integrations with 3rd-party APIs and services (TalkJS, Slack, Twitter, Apollo, etc.).

Requirements

šŸ“5+ years of backend development experience, with at least 2 years in a lead/architect role. šŸ“Strong Python skills (FastAPI, Flask, Django or similar). Proven experience with web scraping at scale. šŸ“Solid understanding of PostgreSQL (schemas, migrations, performance tuning) and MongoDB (vector DB, embeddings). šŸ“Familiarity with AI/LLM frameworks and data pipelines. Hands-on AWS experience (EC2, S3, CloudWatch, API Gateway, Lambda, SageMaker). šŸ“Knowledge of blockchain/web3 ecosystems, with the ability to read/write Solidity contracts (entry-level). šŸ“Strong DevOps skills (Bash, cron, deployment automation). šŸ“Excellent problem-solving skills and ability to take ownership of complex systems. šŸ“Strong communication and leadership abilities.

The future of finance is here — whether you’re interested in blockchain, cryptocurrency, or remote web3 jobs, there’s a perfect role waiting for you.

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