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Top Senior Backend Engineer Jobs in NYC, NY

3 Days Ago
New York, NY
Senior level
Senior level
Healthtech • Kids + Family • Mobile • Music • Software
As a Senior Backend Engineer at Calm, you will design, develop, and maintain backend systems for our applications, collaborate with various teams, ensure system reliability and security, write maintainable code, and mentor junior engineers.
Top Skills: GoJavaScriptTypescript
4 Days Ago
Easy Apply
New York, NY
Easy Apply
Senior level
Senior level
Fintech • Mobile • Real Estate • Financial Services • PropTech
The Senior Backend Engineer will develop and maintain Node.js services for Bilt's marketing initiatives, collaborate with teams on innovative member experiences, and contribute to the technical architecture and implementation of new features while ensuring code quality through reviews and testing.
Top Skills: Node.jsTypescript
3 Days Ago
Easy Apply
New York, NY
Easy Apply
Senior level
Senior level
Fintech • Mobile • Real Estate • Financial Services • PropTech
As a Senior Back End Engineer, you will design, implement, and document back-end services for the Bilt app and website, mentor junior engineers, drive best practices, and optimize applications for speed and reliability. You will also leverage cloud services to improve architecture and implement microservices.
Top Skills: Java
2 Days Ago
New York, NY
165K-200K Annually
Senior level
165K-200K Annually
Senior level
Cloud • Information Technology • Machine Learning
The Senior Backend Engineer at CoreWeave is responsible for designing, building, and maintaining scalable backend systems that power core cloud applications. The role involves collaborating with cross-functional teams, optimizing systems for performance and reliability, and ensuring security and data integrity. This position requires strong problem-solving skills and a deep understanding of backend technologies and architectures.
Top Skills: GoPython
16 Days Ago
New York, NY
Senior level
Senior level
Agency • On-Demand • Professional Services • Sales • Software • Travel • Hospitality
As a Senior Backend Engineer at Fora, you will partner with product managers and other engineers to design and implement backend solutions for the advisor portal and associated systems, focusing on clean code and performance. You will be responsible for the entire solution lifecycle from design through delivery.
Top Skills: Python
7 Days Ago
Easy Apply
Hybrid
New York, NY
Easy Apply
179K-212K Annually
Senior level
179K-212K Annually
Senior level
Healthtech • Pharmaceutical • Telehealth
As a Senior Backend Engineer, you'll innovate in identity and privacy, developing secure authentication and identity management solutions for healthcare applications while ensuring compliance with regulations. You'll collaborate across teams and lead technical initiatives from design to implementation.
Top Skills: Python
7 Days Ago
Easy Apply
Hybrid
New York, NY
Easy Apply
179K-212K Annually
Senior level
179K-212K Annually
Senior level
Healthtech • Pharmaceutical • Telehealth
As a Senior Backend Engineer at Ro, you'll design and build scalable web applications and distributed services for a patient-centric healthcare platform. You'll contribute to architectural vision and technical roadmap while collaborating with cross-functional teams to enhance the platform's capabilities and ensure code quality.
Top Skills: Python
17 Days Ago
Remote
New York, NY
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Big Data • Cloud • Software • Big Data Analytics
The Senior Backend Engineer will develop backend services and APIs for Monte Carlo's Data Observability platform, owning projects from inception to deployment. Responsibilities include designing solutions, operating production code, and collaborating with a team to solve complex challenges.
Top Skills: Python

Featured Jobs

6 Hours Ago
New York, NY
173K-197K Annually
Senior level
173K-197K Annually
Senior level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Back End Software Engineer at Capital One, you will design, develop, and implement technical solutions using various programming languages and cloud services. You will collaborate with Agile teams, mentor colleagues, and engage with technology communities to drive transformation and deliver cloud-based solutions that empower customers.
Top Skills: GoJavaNode.jsPythonScalaSQL
3 Days Ago
New York, NY
144K-197K Annually
Senior level
144K-197K Annually
Senior level
Fintech • Machine Learning • Payments • Software • Financial Services
The Senior Software Engineer, Back End role involves developing and implementing technical solutions in a collaborative Agile environment, utilizing programming languages and cloud technologies, while mentoring others and staying updated on tech trends.
Top Skills: GoJavaNode.jsPythonScalaSQL
4 Days Ago
New York, NY
144K-197K Annually
Mid level
144K-197K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Back End Software Engineer at Capital One, you'll collaborate within Agile teams to develop robust cloud-based solutions, utilize a variety of programming languages and frameworks, mentor fellow engineers, and drive technological innovation to solve complex problems.
Top Skills: GoJavaNode.jsPythonScalaSQL
15 Days Ago
Remote
New York, NY
180K-230K Annually
Senior level
180K-230K Annually
Senior level
Big Data • Cloud • Software • Big Data Analytics
As a Senior Backend Engineer at Monte Carlo, you will be responsible for building production-grade backend services and APIs to enhance data observability. You will lead major projects from inception to deployment, architect scalable solutions, and collaborate with a remote team to deliver impactful results. Your experience in backend technologies and cloud applications will play a crucial role in supporting our data-driven clients.
Top Skills: Python
2 Days Ago
Remote
New York, NY
130K-175K Annually
Senior level
130K-175K Annually
Senior level
Artificial Intelligence • Enterprise Web • Machine Learning • Natural Language Processing • Software • Conversational AI • Automation
The Senior Full Stack Engineer role at Kustomer focuses on backend development while collaborating on user interface architecture. Responsibilities include designing and deploying robust web applications, optimizing performance, conducting testing, and mentoring junior developers. The role involves working with technologies like Node.js, MongoDB, and AWS, ensuring code quality and system scalability.
Top Skills: GoJavaNode.jsPython
2 Days Ago
New York, NY
125K-275K Annually
Mid level
125K-275K Annually
Mid level
Sports
You will build a developer-first API for algorithmic trading, scale real-time data ingestion, and expand product features, using modern technologies to ensure efficient market practices in sports betting. A strong tech background and passion for sports and technology are essential.
Top Skills: C++GoRust
4 Days Ago
Easy Apply
Remote
New York, NY
Easy Apply
Senior level
Senior level
Co-Working Space or Incubator • Consumer Web • Healthtech • Professional Services • Social Impact • Software
As a Senior Backend Software Engineer at Headway, you will develop and enhance software solutions that support a scalable mental healthcare system. Responsibilities include building and maintaining financial processing systems, claims management, and internal tools that improve the experience for therapists and patients. You will work with various technologies and collaborate within a small engineering team to iterate rapidly and effectively address user needs.
Top Skills: Python
2 Days Ago
Easy Apply
Hybrid
New York, NY
Easy Apply
150K-190K Annually
Senior level
150K-190K Annually
Senior level
Enterprise Web • Fintech • Payments • Software • Financial Services
As a Senior Software Engineer - Backend, you will develop and implement new features for digital banking, focusing on ACH capabilities. You will participate in code reviews, provide mentorship, and debug production issues within the team.
Top Skills: Python
2 Days Ago
Easy Apply
Hybrid
New York, NY
Easy Apply
Senior level
Senior level
Fintech • Software
The Senior Software Engineer will lead the development of Constrafor's platform core functionality, focusing on scalability and performance. Responsibilities include integrating user-facing elements with backend logic, collaborating with sales, upholding security protocols, mentoring junior engineers, and engaging with customers to ensure success with the platform.
Top Skills: Python
11 Days Ago
Remote
New York, NY
196K-265K Annually
Senior level
196K-265K Annually
Senior level
Cloud • Consumer Web • Productivity • Software • App development • Automation • Data Privacy
As a Senior Backend Product Software Engineer, you'll design and maintain AI-powered software applications, collaborate with engineering teams, implement algorithms for optimizing performance, and lead a team while participating in code reviews and mentoring junior engineers.
Top Skills: GoPython
2 Days Ago
New York, NY
225K-325K Annually
Senior level
225K-325K Annually
Senior level
Artificial Intelligence • Digital Media • eCommerce • Machine Learning • Marketing Tech • Software
As a Senior Software Engineer at Rokt, you will design, develop, and improve backend applications, own complex product features end-to-end, and collaborate with other teams to deliver scalable solutions. You will play a key role in managing system health and mentoring junior engineers, while contributing to a high-throughput, low-latency distributed system.
Top Skills: C#GoJavaJavaScriptPython
2 Days Ago
New York, NY
Senior level
Senior level
Artificial Intelligence • Consumer Web • Machine Learning • Productivity • Sales • Software • Analytics
As a Senior Software Engineer on the Performance team, you will analyze systems to identify performance bottlenecks, create performance metrics, and advise on scalable system designs. You will tackle critical scalability challenges using technologies like Postgres and Redis and optimize API latency.
Top Skills: PythonTypescript
3 Days Ago
New York, NY
173K-197K Annually
Mid level
173K-197K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
The Senior Software Engineer will collaborate with Agile teams to design, develop, and support cloud-based technical solutions. The role involves mentoring other engineers and contributing to innovative projects using programming languages and technologies like Java, Python, and AWS.
Top Skills: GoJavaNode.jsPythonScalaSQL
3 Days Ago
New York, NY
235K-268K Annually
Senior level
235K-268K Annually
Senior level
Fintech • Machine Learning • Payments • Software • Financial Services
Lead a diverse portfolio of technology projects and a team of developers to create innovative solutions that meet regulatory needs. Collaborate with product managers to deliver cloud-based solutions and mentor fellow engineers while staying current with tech trends.
Top Skills: GoJavaNode.jsPythonScalaSQL
2 Days Ago
Remote
New York, NY
155K-190K Annually
Senior level
155K-190K Annually
Senior level
AdTech • Digital Media • News + Entertainment • Other
The Senior Backend Engineer at Axios will lead the evolution and maintenance of backend architecture for various editorial tools and services. Responsibilities include collaborating with teams, mentoring junior developers, tackling technical debt, and enhancing platform capabilities while staying updated on industry trends and best practices.
Top Skills: GoPythonTypescript
6 Days Ago
New York, NY
165K-189K Annually
Mid level
165K-189K Annually
Mid level
Fintech • Machine Learning • Payments • Software • Financial Services
As a Senior Software Engineer at Capital One, you will collaborate with Agile teams to design and implement technical solutions, mentor fellow engineers, and utilize a range of programming languages and cloud technologies to develop impactful cloud-based solutions for financial empowerment.
Top Skills: GoJavaNode.jsPythonScalaSQL
3 Days Ago
New York, NY
140K-200K Annually
Senior level
140K-200K Annually
Senior level
Gaming • Mobile • Software
As a Senior Backend Engineer, you will design and implement REST APIs, manage cloud infrastructure, optimize performance for relational databases, and create scalable solutions for a large user base. Your work will contribute to the development of Medal's applications enabling gamers to share experiences.
Top Skills: JavaNode.jsPython
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