Software Engineer, Query Infrastructure

| Cambridge
At Kensho, we hire talented people and give them the autonomy, support, and resources needed to build cutting edge technology and products for our parent company, S&P Global. As a result, we produce technology that solves the challenges of one of the world’s largest, most successful financial institutions. 
As a Software Engineer, Query Infrastructure on the Knowledge team, you will be responsible for building a highly advanced cross-database querying platform capable of finding and providing data from a wide variety of sources, from SQL databases to S3 buckets. This platform underpins Kensho’s advanced machine learning and analytics applications, so you will apply cutting-edge compiler, database, and distributed systems ideas to empower your teammates and collaborate on solving difficult real-world data problems. Also, because we firmly believe in giving back to the community, you will contribute to the many open-source projects that our projects rely on.
Are you looking to make impactful, scalable contributions that could transform the way people think about data? If so, we would love to help you excel here at Kensho. We take pride in our team-based, tightly-knit Kenshin community that provides our employees with a collaborative, supportive environment that brings transparency to the biggest challenges in data.

What We're Working On:

  • Open-source, optimizing GraphQL-to-database-queries compiler (blog post)
  • Topological query scheduler for the OrientDB open-source graph database (pull request)
  • Cross-database query cost estimation, query planning, and automatic query pagination

What You'll Do

  • Contribute to our open-source optimizing GraphQL compiler
  • Build systems that optimize query execution across a variety of SQL, graph, time-series, and blob-storage databases
  • Design flexible caching, load-balancing, and query execution infrastructure with an eye toward scalability and performance

What We Look For:

  • Proficient and comfortable in at least one programming language
  • Knowledgeable in algorithms, data structures, and systems design
  • Experience working with and building distributed systems, databases, or compilers
  • Strong attention to detail, with an emphasis on documentation and testing as you’ll be building the query layer that powers our future products
  • Desire to build a strong, collaborative engineering culture as a code reviewer, mentor, and teammate

How to Really Get Our Attention:

  • Major contributor on the backend or infrastructure teams of a top company
  • Open-source project contributions showing innovation and initiative
  • 2+ years of experience with large-scale computer systems or graph databases
  • Participation and awards at math or programming olympiads (e.g. IMO or IOI)
  • Relevant research or publications

Technologies We Like:

  • Python
  • Kubernetes
  • PostgreSQL
  • Redis
  • OrientDB
  • gRPC
  • Prometheus

Perks:

  • Medical, Dental, and Vision insurance with 100% premium covered
  • Unlimited Paid Time Off
  • 18 weeks of Paid Parental Leave
  • 401(k) plan with employer matching
  • Company matching on donations to non-profit charities
  • $20,000 tuition assistance for courses relevant to your role
  • Free snacks, drinks, and regularly catered lunches
  • Stipend towards commuter or gym reimbursement
  • Bike-sharing program membership
  • Ability to learn and receive mentorship from world-class engineers
  • Opportunity to expand your professional network and participate in conferences and events

About Kensho
Kensho uses machine learning, artificial intelligence, natural language processing and data visualization techniques to solve some of the hardest analytical problems and create breakthrough financial intelligence solutions for our parent company, S&P Global. 
Kensho was founded in 2013 by Harvard & MIT alums and was acquired by S&P Global in 2018 for $550M, the largest FinTech AI acquisition ever. Kensho continues to operate as a startup in order to maintain our distinct, independent brand and to promote our breakthrough, innovative culture. Our team of Kenshins enjoy a dynamic and collaborative work environment that runs autonomously from S&P, while leveraging the unparalleled breadth and depth of data and resources available as part of S&P Global. 
As Kenshins, we pride ourselves on maintaining an innovative culture that depends on diversity and inclusion. We are an equal opportunity employer that welcomes future Kenshins with all experiences and perspectives. 
Kensho is headquartered in Cambridge, MA, with offices in New York City, Washington D.C. and Los Angeles. 
All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, or national origin.

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Technology we use

  • Engineering
    • C#Languages
    • C++Languages
    • JavascriptLanguages
    • PythonLanguages
    • RLanguages
    • ReactLibraries
    • AngularJSFrameworks
    • DjangoFrameworks
    • Node.jsFrameworks

Location

Kensho is located in the heart of Harvard Square within walking distance to shops, restaurants, bars and public transportation.

An Insider's view of Kensho Technologies

What’s the vibe like in the office?

Kensho has a super friendly office vibe. People are genuinely happy to work here and it shows. I recently joined Kensho and as a "newbie" I have never felt more welcome at a company in my life. People go out of their way to talk to you, sit with you at lunch and get to know you. It's an amazing place!

Jaclyn Hallion

Talent Acquisition Director

What are Kensho Technologies Perks + Benefits

Kensho Technologies Benefits Overview

Kensho provides an extremely comprehensive and generous benefits package to employees. Unlimited time off, 100% benefits premiums paid for, paid parental leave and 401k match just to name a few. Kensho wants the best for its employees and the benefits package reflects that 10 fold.

Health Insurance & Wellness Benefits
Flexible Spending Account (FSA)
Disability Insurance
Dental Benefits
Kensho pays 100% of premiums and with the only cost to employees being deductibles and co-pays.
Vision Benefits
Kensho pays 100% of premiums and with the only cost to employees being deductibles and co-pays.
Health Insurance Benefits
Kensho pays 100% of premiums and with the only cost to employees being deductibles and co-pays.
Life Insurance
Wellness Programs
Onsite Gym
Retirement & Stock Options Benefits
401(K)
401(K) Matching
Company Equity
Performance Bonus
Child Care & Parental Leave Benefits
Generous Parental Leave
Kensho offers 12 weeks paid parental leave.
Flexible Work Schedule
Family Medical Leave
Vacation & Time Off Benefits
Unlimited Vacation Policy
Paid Holidays
Perks & Discounts
Beer on Tap
Casual Dress
Commuter Benefits
Company Outings
Stocked Kitchen
Some Meals Provided
Kensho provides weekly lunch on Thursdays.
Happy Hours
Kensho provides weekly happy hours on Friday afternoons.
Pet Friendly
Kensho employees can bring their dogs to work on the second floor.
Fitness Subsidies
Professional Development Benefits
Diversity Program
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