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Backend Engineer Java Jobs in Mattapan, MA (NOW HIRING)

Purplejack Technologies LLC

Java Backend Engineer

Boston, MA · On-site

$54.75 - $71.25/hr

Senior Java Backend Engineer * Employment Type: Permanent * Work Model: Hybrid * Location: Boston, MA * Worker Type: W2 Only * Experience Required: 6+ Years Important: Local candidates only.

Motion Recruitment

Senior Backend Engineer

Waltham, MA · On-site

The team is heavily invested in Java, AI/ML integrations, RESTful services, and scalable cloud ... This role sits at the intersection of backend engineering and applied AI. The team is actively ...

Motion Recruitment

Senior Backend Engineer

Waltham, MA · On-site

The team is heavily invested in Java, AI/ML integrations, RESTful services, and scalable cloud ... This role sits at the intersection of backend engineering and applied AI. The team is actively ...

Venus Consultancy

Sr Backend Engineer

Boston, MA · On-site

Senior Back-End Engineer Location: Cambridge, MA | In-Person About us We are a Seed Stage ... Python, JavaScript, TypeScript, Java, C++, Go APIs & RPCs: REST, gRPC, GraphQL Databases: SQL ...

Venus Consultancy

Sr Backend Engineer

Boston, MA · On-site

Senior Back-End Engineer Location: Cambridge, MA | In-Person About us We are a Seed Stage ... Python, JavaScript, TypeScript, Java, C++, Go APIs & RPCs: REST, gRPC, GraphQL Databases: SQL ...

Blitzy

Senior Backend Engineer

Cambridge, MA · On-site

They are seeking a Senior Backend Engineer to take ownership of different parts of their stack ... JavaScript, TypeScript, Java, C++, Go • Experience with RPCs - REST, gRPC or GraphQL • ...

WHOOP

Software Engineer I (Backend)

Boston, MA · On-site

... Java, Kafka, Postgres, and AWS. • Collaborate with cross-functional partners across Product ... programming language such as Java, or demonstrated ability to quickly learn new backend ...

WHOOP

Software Engineer I (Backend)

Boston, MA · On-site

... Java, Kafka, Postgres, and AWS. • Collaborate with cross-functional partners across Product ... programming language such as Java, or demonstrated ability to quickly learn new backend ...

WHOOP

Software Engineer I (Backend)

Boston, MA · On-site

... Engineer I, you will contribute to the design, development, and maintenance of backend services ... Java, Kafka, Postgres, and AWS. • Collaborate with cross-functional partners across Product ...

Blitzy

Senior Backend Engineer

Cambridge, MA · On-site

$160K - $220K/yr

Backend Frameworks and Technologies - Node.js, NuxtJS, Express.js or Python * Cloud Platforms ... Programming languages - Python, JavaScript, TypeScript, Java, C++, Go * RPCs - REST, gRPC or ...

WHOOP

Software Engineer I (Backend)

Boston, MA · On-site

... Engineer I, you will contribute to the design, development, and maintenance of backend services ... Java, Kafka, Postgres, and AWS. • Collaborate with cross-functional partners across Product ...

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Backend Engineer Java information

See Mattapan, MA salary details

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How much do backend engineer java jobs pay per hour?

As of Jul 18, 2026, the average hourly pay for backend engineer java in Mattapan, MA is $56.81, according to ZipRecruiter salary data. Most workers in this role earn between $50.48 and $65.48 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, and why are they important?

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 are popular job titles related to Backend Engineer Java jobs in Mattapan, MA? For Backend Engineer Java jobs in Mattapan, MA, the most frequently searched job titles are:
What job categories do people searching Backend Engineer Java jobs in Mattapan, MA look for? The top searched job categories for Backend Engineer Java jobs in Mattapan, MA are:
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Backend Engineer Java jobs near you
Java Backend Engineer

Java Backend Engineer

Purplejack Technologies LLC

Boston, MA • On-site

$54.75 - $71.25/hr

Other

Posted 4 days ago

Job description

Senior Java Backend Engineer (Java 21 | Spring Boot | Low Latency)Employment Details

  • Position: Senior Java Backend Engineer

  • Employment Type: Permanent

  • Work Model: Hybrid

  • Location: Boston, MA

  • Worker Type: W2 Only

  • Experience Required: 6+ Years

Important: Local candidates only. Relocation is not available for this position.

Position Overview

We are seeking an experienced Senior Java Backend Engineer to join a high-performing engineering team developing enterprise-grade backend services for a modern Investor Book of Record (IBOR) platform.

This role combines advanced backend engineering with AI-assisted software development practices. The ideal candidate will have extensive experience building scalable, low-latency Java applications while leveraging modern AI development tools to improve productivity and software quality throughout the Software Development Life Cycle (SDLC).

If you enjoy solving complex engineering challenges, building high-performance distributed systems, and adopting AI-powered development workflows, we''d like to hear from you.

Key Responsibilities

  • Design, develop, deploy, and support enterprise backend components for the IBOR platform.

  • Build scalable, secure, and high-performance backend services using Java and Spring Boot.

  • Develop and maintain RESTful APIs following enterprise best practices.

  • Design solutions optimized for concurrency, multithreading, and low-latency processing.

  • Collaborate with Business Analysts, Technical Leads, Product Managers, and QA teams to deliver high-quality software.

  • Participate in architecture discussions and ensure alignment with enterprise engineering standards.

  • Troubleshoot production issues and optimize application performance.

  • Contribute to code reviews, documentation, and continuous improvement initiatives.

AI-Assisted Development Responsibilities

Candidates should be comfortable using AI-powered development tools throughout the SDLC, including:

  • AI-assisted code generation

  • Code refactoring and optimization

  • Test automation

  • Debugging and production issue analysis

  • Technical documentation

  • Knowledge sharing

  • Productivity improvement through AI-driven development workflows

Hands-on experience with tools such as Claude Code and GitHub Copilot is highly preferred.

Required Qualifications

  • 6–10+ years of professional Java development experience.

  • Strong experience with Java 11+ (Current environment: Java 21).

  • Excellent understanding of Core Java APIs.

  • Strong expertise in concurrency and multithreading.

  • Experience building high-performance, low-latency backend applications.

  • Hands-on experience with Spring Framework and Spring Boot.

  • Experience designing and developing RESTful APIs.

  • Proven experience writing low-latency, performance-optimized code.

  • Experience using AI tools for software development, debugging, and problem solving.

  • Bachelor''s degree in Computer Science or a related technical discipline.

Preferred Qualifications

  • Experience with WebSockets.

  • Performance testing experience using tools such as JMeter.

  • Exposure to AI-driven or Agentic AI development workflows.

  • Experience working within Agile software development environments.

Technical SkillsRequired

  • Java 21

  • Java 11+

  • Core Java

  • Spring Framework

  • Spring Boot

  • REST APIs

  • Concurrency

  • Multithreading

  • Low Latency Systems

  • High Performance Backend Development

  • Claude Code

  • GitHub Copilot

Preferred

  • WebSockets

  • JMeter

  • Performance Testing

  • AI Agent Workflows

  • AI-Assisted Development

Ideal Candidate

The ideal candidate is a self-motivated backend engineer who enjoys solving complex technical challenges, thrives in collaborative Agile environments, and embraces AI-assisted software development to deliver scalable, enterprise-grade solutions.

Work Authorization

W2 ONLY

Accepted Work Authorization:

  • U.S. Citizen (USC)

  • (GC)

  • EAD

  • -EAD

Not Accepted:

  • H1B

  • OPT/STEM OPT

  • TN

  • L1

  • C2C

  • Third-Party Vendors

  • Sponsorship Required

Important Notes

  • Local candidates only.

  • No relocation assistance.

  • Hybrid work schedule.

Apply Now

If you are an experienced Java Backend Engineer with expertise in Java 21, Spring Boot, low-latency systems, and modern AI-assisted development tools, we encourage you to apply today.

Shubham Sainik
Senior US IT Recruiter | Offsoar

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