Senior Java Backend Engineer jobs in Quincy

General Dynamics Mission Systems

Basic Qualifications Requires a Bachelor's degree in Software Engineering, or a related Science, Engineering, Technology or Mathematics field. Also requires 5+ years of job-related experience, or a Master's degree plus 3 years of job-related experience. Agile experience preferred. CLEARANCE REQUIREM

A leading sports tech platform in Boston is looking for a Staff Software Engineer to modernize its Athlete Management System. The role focuses on evolving Java services, improving database architecture, and guiding the transition to a cloud-native infrastructure. With 8+ years of backend engineering

A leading recruitment firm is seeking a Java Software Engineer in Marlborough, MA. The ideal candidate will design and develop innovative software solutions while collaborating across teams. Responsibilities include developing web applications, managing communication systems, and contributing to all

Klaviyo

A technology firm in Boston is seeking a Lead Software AI Engineer to design scalable backend systems for AI solutions. You'll mentor engineers and shape the architecture of innovative AI products. Ideal candidates will have 7-10 years of experience, proficiency in Python, and strong AI/ML knowledge

Blitzy is a Cambridge, MA based AI software development platform on a mission to revolutionize the software development life cycle by autonomously building custom software to unlock the next industrial revolution. We're transforming how enterprises build software, turning enterprise requirements int

AlphaRoute

Who We Are AlphaRoute is a startup that provides dynamic, end-to-end software, advanced analytics, and sophisticated consulting support to help school bus and transit agencies optimize their daily operations. Our work has been recognized by INFORMS , the largest professional association for operatio

Lead the design and development of our core trading and financial APIs. Collaborate with cross-functional teams to build robust, scalable solutions that support high-volume transactions and real-time market data integration. Architect and implement backend services and microservices. Optimize perfor

Overview Your Impact at Lila : Join us in shaping the future of science! We are seeking an experienced full-stack senior software engineer to join our software platform team, where you’ll collaborate with software engineers, lab scientists, and machine learning engineers to build cutting-edge tools

A leading cryptocurrency platform is seeking an experienced software engineer to own the technical strategy and architecture of the Finhub Tooling platform. This role requires a passion for blockchain technology and a strong background in building reliable systems at scale. Candidates should have ex

DeWinter Group

We’re looking for a Senior Backend Engineer with deep experience in TypeScript, Python and AWS to help define and build our core data platform. This is a hands‑on role for an engineer who thrives in startup environments — someone who can move fast, make smart architectural decisions, and iterate alo

We are seeking a proactive and technically skilled SRE / Java Engineer to support a business-critical e-commerce platform focused on order fulfillment and transformation. The ideal candidate will have strong Java development experience, cloud expertise, and the ability to diagnose and resolve produc

Introduction The Foundations Engineering team is composed of Site Reliability Engineers and Software Engineers working on the HCP Terraform hosted service. Our team ensures that the platform’s underlying infrastructure, data stores, and core foundational services are reliable, performant, and robust

👋 Join us at Remark Remark is reshaping the e-commerce landscape by harnessing the power of AI and personalized support to solve a critical problem: the low conversion rates plaguing online shopping. Our platform connects shoppers with trained product experts, using AI to enhance every interaction

BigRio

Senior Software Engineer – AI / Java (RCM) Employment Type: Full-Time About BigRio BigRio is a trusted data, analytics, AI, and cloud partner specializing in healthcare and life sciences. We help healthcare organizations modernize platforms, optimize revenue cycle operations, and deliver intelligent

A leading cryptocurrency platform based in Boston seeks a Software Engineer for its Core Automation Team. Responsibilities include leveraging advanced AI techniques, writing high-quality code in Python and Golang, and ensuring system scalability and reliability. Ideal candidates have over 5 years of

About The Job The world’s most critical--and at risk--business applications have been neglected for far too long. Onapsis eliminates this blind spot by providing cybersecurity solutions dedicated to business-critical applications. Whether running on premises, in the cloud, or in a hybrid environment

At WHOOP, our mission is to unlock human performance and healthspan. Our enterprise platform helps organizations across athletics, business, healthcare, and public service better understand and support the health and performance of their teams. WHOOP Enterprise is entering a new phase of growth and

A leading tech company in Waltham, Massachusetts, seeks a passionate Senior Backend Developer to enhance its entity resolution team. The role involves driving software architecture for scalability and performance, collaborating with cross-functional teams, and applying advanced technologies to suppo

A leading tech firm is looking for a Software Engineer II in Boston to join the Flows Platform team. In this role, you'll build core engines for automated lifecycle programs, ensuring reliability as you process billions of events daily. Ideal candidates have 3+ years of backend experience, particula

WHOOP

Overview At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. Our wearable technology monitors vital physiological metrics to offer personalized insights that enhan