Engineering Senior Full Stack Engineer New York, NY

Dl; New York (NY); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

Top-tier health, dental, and vision coverage

Above-market equity grants

Job summary

Dl is seeking a Senior Full Stack Engineer in New York City who will work across the technology stack, from developing React interfaces to architecting backend services. Candidates should have over four years of experience in full stack development and strong skills in TypeScript, React, and various backend languages like Python and Java. This role offers competitive compensation and benefits from day one, along with a collaborative office environment.

Qualifications

• 4+ years of full stack development experience.
• Strong proficiency in TypeScript/React and backend languages (Kotlin, Python, Java).
• Experience building high-performance web applications with real-time data.
• Database experience (PostgreSQL, SQL optimization).
• Strong debugging and performance optimization skills.
• NYC residence or willingness to relocate (min. 4 days/week in Manhattan).

Responsibilities

• Own and build end-to-end features from React components to backend APIs.
• Develop high-performance, data-intensive UIs that handle real-time financial data.
• Design and implement scalable backend services and APIs.
• Collaborate with product leadership and design to deliver exceptional user experiences.
• Deploy and maintain applications in cloud environments.

Skills

TypeScript/React

Kotlin

Python

Java

PostgreSQL

SQL optimization

Debugging

Performance optimization

Tools

AWS

Kubernetes

Pulumi

Grafana

Kafka

Spring Boot

Job description

We're looking for a Senior Full Stack Engineer in New York City who can seamlessly work across the entire technology stack, from building lightning-fast React interfaces to architecting robust backend services. You'll own features end-to-end, working on everything from real-time data visualization to API design and database optimization.

The team works quickly and efficiently, is opinionated but flexible when it's time to ship, and is laser-focused on not just giving customers what they want, but exceeding expectations.

Frontend: TypeScript, React, WebSockets, Web Workers

Java, Python, Spring Boot, Kafka, Rust

Database: PostgreSQL, Clickhouse

Infra: AWS, Kubernetes, Pulumi, Grafana

What You'll Do

• Own and build end-to-end features from React components to backend APIs
• Develop high-performance, data-intensive UIs that handle real-time financial data
• Design and implement scalable backend services and APIs
• Optimize application performance across the full stack
• Collaborate with product leadership and design to deliver exceptional user experiences
• Deploy and maintain applications in cloud environmentsDebug and optimize performance across frontend and backend systems
• Take full ownership of product engineering: user-focused UIs and workflows

What You Bring

• 4+ years of full stack development experience
• Strong proficiency in TypeScript/React and backend languages (Kotlin, Python, Java)
• Experience building high-performance web applications with real-time data
• Database experience (PostgreSQL, SQL optimization)
• Experience with real-time systems
• Strong debugging and performance optimization skills
• NYC residence or willingness to relocate (min. 4 days/week in Manhattan)

Nice to Have

• 5+ years in fintech or financial data systems
• Experience with Kafka, Spring Boot, and event-driven architectures
• HTML Canvas, D3, or other data visualization experience
• Experience with financial terminals or trading systems
• Production Kubernetes and cloud infrastructure management

We hire deliberately and pay above-market equity grants to employees who keep our users happy.

Top-tier health, dental, and vision coverage from day one.

NYC office

Beautiful office in New York City. We work together, in person.

Work with top-tier talent

Build a company from the ground up alongside some of the sharpest financial analysts on Wall Street.