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Backend Engineer Java Jobs in Mountain Lakes, NJ

Arq

Senior Software Engineer (Java)

New York, NY · Hybrid

$136K - $180K/yr

What we're looking for As a Backend Engineer, you'll design, develop, and maintain scalable, secure ... Our technology stack is based predominantly on Java 25 on the backend with Postgres database * We ...

Slang AI

Sr Backend Engineer

New York, NY · On-site

$185K - $215K/yr

Our backend is written in Kotlin, but prior Kotlin experience is not required; strong fundamentals ... Experience with Kotlin, Java, or another JVM language, and familiarity with functional programming ...

US Mobile

Senior Backend Engineer

New York, NY · On-site

$140K - $180K/yr

We're looking for an exceptional backend engineer and hands-on architect to help us scale and ... Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ...

Sunbit

Sr. Backend Engineer

New York, NY · On-site +1

Description JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid, 3 days/ week) REPORTS TO ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

Sunbit

Sr. Backend Engineer

Jersey City, NJ · On-site

JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid, 3 days/ week) REPORTS TO: Squad ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

US Mobile

Senior Backend Engineer

New York, NY · On-site

$140K - $180K/yr

We're looking for an exceptional backend engineer and hands-on architect to help us scale and ... Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ...

Jobsbridge

Java Back End Developer

New York, NY

$55.25 - $71.75/hr

Qualifications Java Back End Developer,J2EE, JSP, Servlets, JSTL,Struts framework,Web and J2EE . Additional Information Multiple Openings for GC/Citizen

Sunbit

Sr. Backend Engineer

New York, NY · On-site

JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid, 3 days/ week) REPORTS TO: Squad ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

Sunbit

Sr. Backend Engineer

Jersey City, NJ · On-site +1

Description JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid, 3 days/ week) REPORTS TO ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

Sunbit

Sr. Backend Engineer

New York, NY · On-site

Description JOB TITLE: Sr. Backend Engineer LOCATION: Jersey City (Hybrid, 3 days/ week) REPORTS TO ... Experience in Kotlin, Java, or Scala with hands-on experience. * Experience in the Spring Framework.

US Mobile

Senior Backend Engineer

New York, NY · On-site

$140K - $180K/yr

We're looking for an exceptional backend engineer and hands-on architect to help us scale and ... Develop and maintain RESTful APIs using Java (Spring Boot or related web frameworks) or Python ...

Hebbia

Backend Engineer, Growth and Data

Manhattan, NY · On-site

The Backend Engineer on the Growth and Data team will build and maintain backend systems, architect ... Python, Java, or Go. • Extensive experience with cloud platforms (e.g., AWS) • Working ...

OXIO Corporation

Senior Backend Engineer

New York, NY · On-site +1

Senior Backend Engineer - Build the Telecom Infrastructure for NextGen OXIO is the world's first ... Go (strongly preferred), Java, Kotlin, C++, Node.js. * AWS, GCP, or MS Azure. * Strong experience ...

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All JobsBackend Engineer Java JobsBackend Engineer Java Jobs in Mountain Lakes, NJ

Backend Engineer Java information

See Mountain Lakes, NJ salary details

$9

$52

$69

How much do backend engineer java jobs pay per hour?

As of Aug 17, 2026, the average hourly pay for backend engineer java in Mountain Lakes, NJ is $52.05, according to ZipRecruiter salary data. Most workers in this role earn between $46.25 and $60.00 per hour, depending on experience, location, and employer.

What does a backend engineer Java do?

A Backend Engineer Java is responsible for developing and maintaining the server-side logic, databases, and application programming interfaces (APIs) using the Java programming language. They ensure that the backend of web applications or software systems is efficient, secure, and scalable. Their work often involves collaborating with frontend developers, designing system architecture, and optimizing performance to handle large volumes of user requests. Backend Java engineers often use frameworks such as Spring or Hibernate and work with databases like MySQL or PostgreSQL.

What is the difference between Backend Engineer Java vs Backend Developer Java?

AspectBackend Engineer JavaBackend Developer Java
Primary FocusDesigning, developing, and maintaining server-side applications and systemsImplementing and coding backend functionalities based on specifications
ResponsibilitiesSystem architecture, performance optimization, API developmentWriting code, debugging, integrating databases
Skills & CertificationsJava, Spring, REST APIs, SQL, cloud platformsJava, Spring, SQL, version control, testing tools
Work EnvironmentCollaborative teams, project planning, architecture designCode implementation, debugging, feature development

Both roles require Java expertise and similar certifications, but Backend Engineer Java typically involves higher-level system design and architecture responsibilities, while Backend Developer Java focuses more on coding and implementing features. Employers often see these roles as complementary within software development teams.

What are the key skills and qualifications needed to thrive as a backend engineer Java?

To thrive as a Backend Engineer Java, you need a solid understanding of Java programming, data structures, algorithms, and experience with backend frameworks, typically supported by a relevant degree or industry experience. Familiarity with tools and technologies such as Spring Boot, RESTful APIs, relational databases, and build systems like Maven or Gradle is commonly required. Problem-solving ability, teamwork, and effective communication are crucial soft skills for excelling in collaborative and fast-paced development environments. These combined skills ensure robust, scalable backend systems that meet business needs and integrate smoothly within larger software architectures.

How does a backend engineer Java typically collaborate with frontend developers and other stakeholders in a project?

As a Backend Engineer Java, you will regularly collaborate with frontend developers to ensure seamless integration between server-side logic and user interfaces. This often involves participating in design discussions, clarifying API requirements, and troubleshooting integration issues. You’ll also engage with product managers, QA engineers, and sometimes DevOps teams to align on project goals, timelines, and deployment strategies. Effective communication is key to translating business requirements into reliable backend solutions and maintaining smooth workflows across the team.

What cities near Mountain Lakes, NJ are hiring for Backend Engineer Java jobs?

Cities near Mountain Lakes, NJ with the most Backend Engineer Java job openings:

Backend Engineer Java jobs near you
Infographic showing various Backend Engineer Java job openings in Mountain Lakes, NJ as of August 2026, with employment types broken down into 87% Full Time, 7% Part Time, and 6% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution, with an average salary of $108,260 per year, or $52 per hour.

Senior Software Engineer (Java)

Arq

New York, NY • Hybrid

$136K - $180K/yr

Full-time

Re-posted 19 hours ago

Job description

About ARQ

ARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges, global impact, and the chance to grow fast with a world-class team, ARQ is the place to do it.

What we're looking for

As a Backend Engineer, you’ll design, develop, and maintain scalable, secure, and high-performing backend systems that power our innovative products. You’ll collaborate with a talented team to create solutions that drive financial inclusion and transform the way people manage their money.

What you'll be doing

  • The work will focus on greenfield development and improvement of existing systems

  • Projects will include building REST APIs, engineering microservices and evolving a number of systems that our business depends on (e.g. card payments, treasury management, transactions booking, crypto liquidity)

  • Our technology stack is based predominantly on Java 25 on the backend with Postgres database

  • We rely on Spring Boot for quick and quality delivery

  • We have a pragmatic approach to develop our business logic, focusing on clean code, with emphasis on maintainability and fast turnaround with TDD, DDD and continuous integration & delivery

What you'll need

  • Demonstrable experience in Backend development, with fluency in Java

  • Bachelor's Degree (or above) in Computer Science, Mathematics, Physics, or other Engineering / Science disciplines

  • Quick learner with an ambitious and results driven personality, with excellent communication skills (english fluency, verbal and written)

  • Track record of building complex products that millions of people use in hypergrowth startups

Benefits

  • Competitive salary and benefits

  • Stock options, so you own part of what you build

  • Discretionary performance bonus

  • The latest tools and technology

  • A world-class team that will challenge and grow your skills

  • The opportunity to help build the best fintech app in Latin America

  • Office Policy: 3-4 days a week in-office

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