back-end developer Jobs

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Sr. Java Backend Developer

Caspex Corporation

•

Sunnyvale, California, USA

Third Party, Contract

Job Title: Sr. Java Backend Developer Location: Sunnyvale, CA Duration: 6+ Months Job Description: Must have: Deep understanding of core java concepts. ( lambdas, multi threading, executor service etc )Ability to write highly structured ( read good at object oriented programming ), high performance java codeGood understanding of Java Memory Model and Garbage collection conceptsAbility to troubleshoot JVM issues and tune JVM for extracting max performanceFamiliarity with SQL concepts (joins, norm
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Posted 60+ days ago | Updated 6 days ago

Senior FrontEnd Developer (REACT)

Randstad Digital

•

Remote or Woodbridge Township, New Jersey, USA

Full-time

job summary: We are seeking a skilled and motivated Front-End React Developer with 5+ years of experience in building modern, scalable web applications using React.js and supporting front-end technologies. The ideal candidate has experience working within micro front-end architectures, a solid grasp of UI/UX principles, and is comfortable collaborating with cross-functional teams in an Agile environment. location: Woodbridge, New Jersey job type: Contract salary: $67 - 75 per hour work hour
Posted 6 hours ago | Updated moments ago

Engineering - Middleware Engineering - Software Engineer - Associate - Salt Lake City

Goldman Sachs & Co.

•

Salt Lake City, Utah, USA

Full-time

Job Description We are seeking a highly skilled and motivated Backend Developer to join our dynamic team. The ideal candidate will have a strong background in backend development and a solid understanding of Golang, TypeScript, and Java technologies. As a Backend Developer, you will play a key role in designing, implementing, and maintaining robust and scalable backend systems that power our applications. Responsibilities: - Collaborate with cross-functional teams to understand requirements a
Posted 1 hour ago

Senior Level Java Architect/FinTech/175k/Atlanta

Motion Recruitment Partners, LLC

•

Atlanta, Georgia, USA

Full-time

My team is working with a new client in the FinTech industry here in Atlanta, building out a cutting-edge investment platform that allows individuals to invest in private markets. They are looking to expand their market fit and performance by building out new features within an advanced investment analytics application, and need to add a Java Architect to the team to do so! You will be working directly on greenfielding and aiding deployment of these new investment features, in a 90/10 hands on c
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Posted 16 days ago | Updated 9 hours ago

Senior Java Developer - Onsite Position in Columbia, SC

Trident Solutions

•

Columbia, South Carolina, USA

Contract

This position is 100% onsite in Columbia, SC starting on day 1. This is nonnegotiable. U.S Citizens, H1b, and GCs are all eligible. MUST have good communication skills. 12+ month contract. JOB DESCRIPTION & REQUIREMENTS: The team consists of front end and back end developers, business analysts, system testers and a scrum agile team. In addition, we have an operations team that assists our client. Day to Day: Handle break fixes. Implement new development. Offer recommendations for resolving issue
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Posted 10 days ago

Sr Java Backend Developer- Mastercard - St Louis, MO (Onsite from day 1)

Maintec Technologies Inc

•

St. Louis, Missouri, USA

Third Party

Sr Java Backend Developer #C2C Mastercard St Louis, MO (Onsite from day 1) submit to Requirement: Strong Java developer with very good understanding of micro services. Grasp of software engineering skills in modular design, data structures, algorithms Deep knowledge and hands on experience with modern applications like spring boot, Angular. Experience building and operating critical production systems Solid understanding of modern API design and Restful principles Fluent with git (preferred) o
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Posted 60+ days ago | Updated 1 day ago

Backend GO Engineer

Motion Recruitment Partners, LLC

•

Boston, Massachusetts, USA

Full-time

Our client is a well-established startup transforming the secondary ticketing market with real-time data, dynamic pricing, and seamless customer experiences. Our platform connects fans with the best seats for live events-faster, smarter, and more transparently. As we scale, we're looking for a Backend Software Engineer to help build the systems that power our marketplace. What You'll Do Design and build scalable backend services and APIs in GolangCollaborate with product managers, frontend eng
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Posted 27 days ago | Updated 9 hours ago

JAVA Full Stack Developer (W2 Contract)

Donato Technologies Inc

•

Wilmington, Delaware, USA

Contract

Java Full Stack Developer Wilmington DE - Onsite12+ Months - W2 Contract Experience: 8+ Years Job Discription : Java FSD with AWSAn FSD/FSPE has an end to end product mindset - design, implementation, testing and deployment, and adds an additional skill (s) on top of traditional front/back-end developer roleDesign and developer application using Core JavaDesign and developer application using J2EE. Experience in J2EE design patternsCreate/consume Rest APIs & MicroservicesExperience with Angu
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Posted 5 days ago | Updated 3 days ago

Backend Software Engineer

Apple, Inc.

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No location provided

Full-time

Are you excited about building reliable, efficient systems that support key company operations? Join our team, where you'll contribute to developing solutions that keep things running smoothly behind the scenes. We prioritize privacy, efficiency, and reliability in everything we do, and we're looking for someone who's eager to grow, collaborate, and bring their skills to a friendly, supportive environment. If you're ready to make an impact and have fun along the way,this could be the perfect rol
Posted 1 hour ago

Backend Software Engineer

Pinterest, Inc.

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Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 1 hour ago

Junior Ruby Engineer

Motion Recruitment Partners, LLC

•

Toronto, Ontario, Canada

Full-time

Job Description A fast growing startup is looking for a Ruby Engineer to be part of their core team in Toronto, Ontario. The company has developed the only enterprise-ready management tool and has served over 100 customers including NVIDIA. The position will be full time and will grant great growth where you will mainly working on backend development. If you are a developer who loves talking tech, working closely with customers from all industries, and possess a problem-solving can-do approach,
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Posted 37 days ago | Updated 9 hours ago

Senior Node Engineer / AI startup / Onsite in SF

Motion Recruitment Partners, LLC

•

San Francisco, California, USA

Full-time

Our client is currently searching for a Senior Backend Engineer to join their team onsite in their San Francisco office. This is a software company specializing in secure AI-driven account access and control software supporting data migrations, payroll and e-commerce. As a Senior Backend Engineer, you will be architecting and scaling up their enterprise data migration platform using TypeScript and Nodejs. The ideal candidate is excited about working with a startup and eager to jump into the AI s
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Posted 44 days ago | Updated 9 hours ago

Senior Java Developer

Hexplora

•

Holyoke, Massachusetts, USA

Full-time, Contract

Title : Backend Java Developer- W2 only Location: Springsfield,MA (Hybrid) Back-End Developer Consultant Overall 9+ years Industry Experience. Back-End Development (Java & Integration) * Develop and maintain Java-based Back-End applications. Implement RESTful APIs and integrate Oracle SQL databases with Java applications. Work with Spring Boot, Hibernate, JDBC for database connectivity. * Candidate to work closely with front-end developers, project team. * Document workflows. Participate in code
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Posted 39 days ago | Updated moments ago

Senior Backend Software Engineer

Pinterest, Inc.

•

Remote or San Francisco, California, USA

Full-time

About Pinterest: Millions of people around the world come to our platform to find creative ideas, dream about new possibilities and plan for memories that will last a lifetime. At Pinterest, we're on a mission to bring everyone the inspiration to create a life they love, and that starts with the people behind the product. Discover a career where you ignite innovation for millions, transform passion into growth opportunities, celebrate each other's unique experiences and embrace the flexibility
Posted 1 hour ago

Senior GO Developer

3Ci

•

Atlanta, Georgia, USA

Full-time

We're looking for a Backend Go Developer to join a consulting team supporting a high-profile client in the food & delivery tech space. This role focuses on building backend APIs that connect the client's systems to third-party services like DoorDash and others. You'll be hands-on in the AWS cloud environment, writing clean Go code, creating scalable APIs, and shipping enterprise-grade solutions. Tech & ToolsGo (Golang) - core backend language AWS - cloud-native development & deployment Containe
Posted 34 days ago | Updated 1 hour ago

Sr. ETL Backend Automation Tester - ONLY W2

nTech Solutions

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Remote or Herndon, Virginia, USA

Contract

ONLY W2ONLY W2ONLY W2 Candidates based in a commutable distance to Reston, VA will be prioritized. Title: Sr. Backend Test Engineer Location: Reston, VA 20191 Duration: 9 Months Contract + Extension Job Description: Terms of Employment Contract, 9 MonthsThis position is remote. Candidates must be based in Eastern or Central time zones. Candidates based in a commutable distance to Reston, VA will be prioritized.Candidates must be comfortable traveling to Reston, VA roughly once per quarter for PI
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Posted 5 days ago | Updated moments ago

Backend Python Engineer (REMOTE)(No C2C/H1B)

NetSource, Inc.

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Remote

Contract

No C2C/H1B Remote, preference in the LA area to come into the occasional in person meetings. Please note that this is a 4-month contract position. Tech Stack / Tools: Python (NumPy, Pandas, SciPy) SQL (PostgreSQL or MySQL preferred) Github Jupyter notebook Experience with production systems and deployment environments Requirements: 3+ years of experience in backend development using Python in a production environment. Must know be proficient in NumPy, Pandas, SciPy, and Object-Oriented Progra
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Posted 14 days ago | Updated 3 days ago

Backend Python Engineer (HYBRID)(No C2C/H1B)

NetSource, Inc.

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Los Angeles, California, USA

Contract

No C2C/H1B Only local candidates need to apply. Hybrid, preference in the LA area to come into the occasional in person meetings. Please note that this is a 4-month contract position. Tech Stack / Tools: Python (NumPy, Pandas, SciPy) SQL (PostgreSQL or MySQL preferred) Github Jupyter notebook Experience with production systems and deployment environments Requirements: 3+ years of experience in backend development using Python in a production environment. Must know be proficient in NumPy, Pandas
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Posted 14 days ago | Updated 3 days ago

Full Stack Engineer (Backend API)

Pyramid Consulting, Inc.

•

Westlake, Texas, USA

Contract

Immediate need for a talented Full Stack Engineer (Backend API). This is a 19+months contract opportunity with long-term potential and is located in Westlake, TX (Onsite). Please review the job description below and contact me ASAP if you are interested. Job ID:25-69598 Pay Range: $70 - $75/hour. Employee benefits include, but are not limited to, health insurance (medical, dental, vision), 401(k) plan, and paid sick leave (depending on work location). Key Requirements and Technology Experience:
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Posted 11 days ago

Backend Product Engineer

Motion Recruitment Partners, LLC

•

New York, New York, USA

Full-time

? Senior Product Backend Engineer - NYC (On-Site in West Soho) ? $130K - $200K | Equity: 0.5-1% Building something new, something big. Reimagining how people interact with their data-giving individuals control in a way that hasn't been done before. Backed by top investors, this is a chance to work on something truly transformative. Looking for a Senior Product Backend Engineer to accelerate development. Work directly with the CTO and founding engineers. High-impact, high-ownership, and equity t
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Posted 60+ days ago | Updated 9 hours ago