Open Source jobs

About Sayari:  Sayari is a risk intelligence provider that provides the public and private sectors with immediate visibility into complex commercial relationships by delivering the largest commercially available collection of corporate and trade data from over 250 jurisdictions worldwide. Sayari's solutions enable risk resilience, mission-critical investigations, and better economic decisions.    Headquartered in Washington, D.C., Sayari’s solutions are trusted by Fortune 500 companies, financial institutions, and government agencies, and are used globally in over 35 countries. Funded by world-class investors, with a strategic $228 million investment by TPG Inc. (NASDAQ: TPG) in 2024, Sayari has been recognized by the Inc. 5000 and the Deloitte Technology Fast 500 as one of the fastest growing private companies in the United States and was featured as one of Inc.’s “Best Workplaces” for 2025. POSITION DESCRIPTION

Sayari is looking for a Principal Software Engineer to help build our platform. An ideal candidate is a process-oriented self-starter with extensive experience in the software engineering world and interested in working on problems related to corporate transparency, anti money laundering, sanctions evasions, and combating financial fraud. If you are passionate about open-source development, utilization of AI, and innovative technology, with a strong background in web development and engineering management, then we strongly encourage you to apply.

As Principal Full Stack Engineer, you will lead implementation of one of the application team squads, overseeing that team's deliverables, architecting solutions, and ensuring code quality and maintainability, all while working closely with the product team to ensure alignment with the product's roadmap.

Must be legally authorized to work in the United States or Canada as we are unable to provide sponsorship at this time.

 

JOB RESPONSIBILITIES

• Architecting solutions that are robust, scalable, and thoroughly tested. Contribute directly to expanding the functionality and performance of our code base.
• Integrating AI tools and agents into our development workflows, from intelligent code completion & testing automation, to data-driven insights that inform our architectural decisions
• Collaborating with our Product and Design teams to evolve our platform roadmap, ensuring product goals are translated into tractable features that appropriately reflect our application's data model and capabilities. Identify capacity constraints to inform development sequencing and prioritization.
• Evaluating end-to-end technical designs for strengths and weaknesses (complexity, consistency, correctness, scalability, and performance)
• Leading and mentoring junior and mid-level engineers, fostering a culture of technical excellence, continuous learning and collaborative problem-solving.  
• As one of our key technical leaders, this role will guide the team on best practices, architectural decisions, and adoption of new technologies.  You will help in driving code reviews, providing constructive feedback, and creating opportunities for skill development across the team.  

SKILLS & EXPERIENCE

Required Experience & Skills:

• 10+ years of industry experience in software development, including as both an individual contributor and managing or mentoring other developers
• Demonstrated experience implementing AI solutions into internal tooling & external products
• 1+ years  experience with Generative AI models and techniques, such as LLMs, fine-tuning, RAG, prompt engineering, guardrails, distillation, and agent frameworks
  • This includes, working with GenAI Frameworks like Llama, Claude, LangChain, HuggingFace, OpenAI, or other Agentic AI.  Exposure to lower-level frameworks like PyTorch is also relevant 
• Strong expertise and use of Typescript and/or Javascript
• Experience with backend web development and architecting REST APIs
• Deep understanding and proficiency with SQL and NoSQL databases, including Postgres, Cassandra, Elasticsearch, Databricks, Snowflake, and/or Cypher-based graph databases
• Experience managing software in cloud environments such as GCP, AWS, or Azure
• Experience conducting code reviews and unit testing

Desired Experience & Skills:

• Experience working on both front end and back end code bases
• Experience with languages such as GoLang, Python, and JavaScript
• Experience with container orchestration via Kubernetes
• Interest in data visualization, or how to visually present large, complex datasets
• Exposure to batch processing frameworks like Spark
• Prior technical project leadership, direct management, or mentorship experience 

Work Location:

• This position is remote.  Preference to EDT/CDT/MDT timezone so there is maximum collaboration with other team members.

 

The target base salary for this position is $235,000-$265,000 plus variable bonus and equity. Final offer amounts are determined by multiple factors including location, local market variances, candidate experience and expertise, internal peer equity, and may vary from the amounts listed above.

 

Benefits: 

• 100% fully paid medical, vision, and dental for employees and their dependents
• Generous time off; we observe all US federal holidays, close our office for a winter break (12/24-12/31), in addition to granting 18 PTO days and 10 sick days
• Outstanding compensation package; competitive commissions for revenue roles and quarterly bonuses for non-revenue positions
• A strong commitment to diversity, equity, and inclusion
• Eligibility to participate in additional benefits such as 401k match up to 5%, 100% paid life insurance (up to $100,000 coverage),, and parental leave
• A collaborative and positive culture - your team will be as smart and driven as you
• Limitless growth and learning opportunities

  Sayari is an equal opportunity employer and strongly encourages diverse candidates to apply. We believe diversity and inclusion mean our team members should reflect the diversity of the United States. No employee or applicant will face discrimination or harassment based on race, color, ethnicity, religion, age, gender, gender identity or expression, sexual orientation, disability status, veteran status, genetics, or political affiliation. We strongly encourage applicants of all backgrounds to apply.

Pay Range

$235,000 - $265,000 USD