Mid-Level / Senior Software Engineer jobs in United States
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Syntax Data · 5 hours ago

Mid-Level / Senior Software Engineer

positionNew York City
timeFull-time
remoteHybrid
seniorityMid, Senior Level
money$110K/yr - $145K/yr

Syntax is a financial data and technology company that codifies business models into a relational system called Affinity® Data. They are seeking a Mid-Level or Senior Software Engineer who will be responsible for developing, maintaining, and innovating on Syntax’s financial software and data products, including writing optimized code and mentoring peers.

FinanceFinancial ServicesFinTech
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H1B Sponsor Likelynote

Responsibilities

Designing, enhancing and maintaining large financial databases for use in web applications
Developing and maintaining database systems supporting the construction of performant, complex queries
Writing well-designed APIs and working with backend services
Creating flexible and intuitive client-facing JSON APIs for streaming data
Implementing dynamic front-end layouts to design specifications
Ensuring that mission critical systems and services operate smoothly by triaging and resolving operational issues as part of a team of on-call engineers
Collaborating with cross-functional teams to identify and solve complex problems

Qualification

Relational database systemsJavaScriptAPIsPythonCloud environmentsCode qualityProblem-solvingCommunication skills

Required

A bachelor's degree or higher in computer science or a related discipline
Proficiency in relational database systems such as Postgresql
Familiarity with JavaScript and at least one modern front-end framework
An eye for code quality, familiarity with design patterns and best practices
Excellent problem-solving skills and the ability to work independently and collaboratively in a fast-paced, agile environment
Strong communication skills and the ability to articulate technical concepts effectively to both technical and non-technical audiences

Preferred

Experience with python and a dataframe library such as Polars or Pandas
Experience working in finance or financial technology
Prior professional experience working with and deploying to cloud environments such as AWS, DigitalOcean, or equivalent
Experience with Ruby on Rails or similar MVC framework
Familiarity with Infrastructure as Code and tooling such as Terraform or AWS CDK

Company

Syntax Data

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Syntax LLC is a financial data and technology company that codifies business models into a relational system we call Affinity® Data.
location
New York, New York, USA
people-size51-200 employees
web-link
https://www.syntaxdata.com

H1B Sponsorship

Syntax Data has a track record of offering H1B sponsorships. Please note that this does not guarantee sponsorship for this specific role. Below presents additional info for your reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (2)
2024 (5)
2023 (6)
2022 (10)
2021 (10)
2020 (4)

Funding

Current Stage
Growth Stage

Leadership Team

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Patrick Shaddow
President & CEO, Syntax LLC
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Bruce Traan
President and COO, Syntax Indices
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Recent News

Business Wire
Syntax Data and PM Insights Partner to Address $3 Trillion Private Market Data Gap as RIAs Demand Public-Private Parity
2025-11-11
Business Wire
Bruce Traan Joins Syntax Data as President and COO of Syntax’s Index Division
2025-11-03
Syntax Data
Syntax Launches Transparent and Structured Market Share Data to Power Better Insights and Decisions for Investing and Research
2025-10-09
Company data provided by crunchbase