Staff Software Engineer Job at Chainalysis November 2025

As a Staff Software Engineer, you will play a crucial role in shaping our technical landscape. Your key responsibilities will include:

• Designing and implementing scalable microservices using Python 3.10+ and FastAPI.
• Building robust event-driven systems utilizing Google Cloud Pub/Sub for real-time data processing.
• Developing high-performance RESTful APIs to power our core applications.
• Creating efficient data processing pipelines for various data sources.
• Implementing machine learning integrations for advanced fraud detection and risk scoring.
• Establishing sophisticated database strategies with PostgreSQL, SQLAlchemy 2.0, and Alembic migrations.
• Designing event-driven workflows leveraging message queues and asynchronous processing.
• Implementing comprehensive observability using OpenTelemetry, Sentry, Prometheus, and Grafana.
• Integrating with leading data warehouses, including Snowflake and BigQuery.
• Building complex ETL pipelines for blockchain data (Ethereum, Bitcoin) and social media APIs.
• Implementing advanced vector search capabilities with Google Cloud AI Platform and semantic matching.
• Developing intelligent decision-making systems for automated fraud detection.

We are seeking a highly skilled and proactive individual who meets the following minimum requirements:

• Strong expertise in Python 3.10+ with deep understanding of async/await patterns.
• Proven experience with FastAPI and Pydantic for robust API development.
• Proficiency in SQLAlchemy 2.0, including async support and complex ORM relationships.
• Extensive knowledge of PostgreSQL, including advanced query optimization and database design.
• Demonstrated ability to work independently and proactively, while also excelling as a collaborative team player.
• Excellent communication skills, capable of simplifying complex ideas and collaborating effectively.
• A strong sense of ownership and responsibility for your work and tasks.

Desirable Qualifications:

• 2+ years of experience in GCP/AWS architecture.
• Active contributions to open source projects.

Ready to make an impact? Click the “Apply Now” button below to submit your application. In the form, please highlight your experience with building scalable backend services and data solutions, particularly within multi-cloud environments, and how your skills align with Chainalysis’ mission to build trust in cryptocurrencies. We look forward to reviewing your qualifications.

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Q1: What is the application deadline for this Staff Software Engineer position?
The closing date for applications is December 1, 2025. We encourage all interested candidates to apply well before this date.

Q2: Is this a remote, hybrid, or onsite role?
This position is a hybrid role, based in Tel Aviv, Israel, offering a flexible work arrangement.

Q3: What are the primary technologies used in this role?
The core technologies for this role include Python 3.10+, FastAPI, PostgreSQL, GCP services (Pub/Sub, AI Platform), SQLAlchemy 2.0, and various observability tools.

Q4: What kind of work environment does Chainalysis offer?
Chainalysis offers a culture of innovation and collaboration, competitive healthcare benefits, flexible work arrangements, and continuous learning opportunities to support professional growth.