backend developer Jobs in holyoke, ma

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Backend Developer

OPTiMO Information Technology LLC

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Remote

Full-time

Job Description In this role, the Back-End Software Engineer will be joining a team with the US Postal Service. We're a small team with big goals, so if you're looking for a role where you can be a key player, make a big impact, and work with a fun team while you do it, then we would like to hear from you! About You You're knowledgeable about networking and can explain how to tell when it's not working as expected. You are passionate about intuitive and engaging user interfaces, as well as new/
Posted 52 days ago | Updated 8 hours ago

Sr Backend Developer - Java/Kotlin/Scala or Rust Japanese language is a MUST

CSM Technologies Inc

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Remote

Full-time, Third Party

Japanese fluency5+ years using statically-typed languages such as Java/Kotlin/Scala, C/C++, or Rust to ship production codeExperience with GraphQL APIs, including query tuning and managing multiple resolversA track record of shipping performant API integrations and interfacesExperience with a major cloud provider such as Google Cloud Platform, AWS, or AzureExperience architecting, building, and operating cloud-native backend servicesA flexible attitude and entrepreneurial mindset. Be willing to
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Posted 29 days ago | Updated 29 days ago

Senior Back End Developer

Moorecroft Systems Inc.

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Remote

Contract

An exciting opportunity to grow and advance your career awaits! Moorecroft Systems is hiring for a Senior Back End Developer for a large, enterprise level client. This is a REMOTE position with a 5+ month contract. **Must have GitHub or Code Samples for review to be considered for this position** Must Have: 5+ years' experience in a statically typed language: Python, Java, Go, C, C++, C#, etc.2+ years' professional experience specifically with Golang.Experience with retrieving data from REST API
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Posted 60+ days ago | Updated 3 days ago

Senior Backend .NET Developer

TOPSYSIT

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Remote

Contract

#W2 or 1099 role for .NET Backend DeveloperWarm Greetings!! This is Sundeep from TOPSYS IT. Currently, We are seeking a Senior Backend .NET Developer role, and it is 100% remote. Work Experience: 10+ years Job Title: SENIOR LEVEL BACK END .NET DEVELOPER with (MUST HAVE both SharePoint Online + SPFx with react). MUST HAVE ALL OF THE ITEMS BELOW, please do not send unless the person has all of the items below: senior developer strong in back-end C#/.Net developmentMust have a strong SharePoint On
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Posted 3 days ago

Senior Application Developer, Back End

Sherwin-Williams

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Remote or Cleveland, Ohio, USA

Full-time

JOB DESCRIPTION The Senior Application Developer, Back End is responsible for designing, building, and maintaining the server-side aspect of digital platforms, such as event-driven services, web applications and APIs. The role requires a disciplined and strategic individual capable of solving complex technical problems using their strong coding and programming skills to ensure that back-end systems run smoothly and can integrate effectively with other components of a digital platform. The incum
Posted 3 days ago | Updated 8 hours ago

Backend Developer

Smart Synergies

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Remote

Full-time

100% Remote Key Skills: Team will be dedicated to backend integrations. The Backend .NET Developer guides technology adoption across product teams, builds, maximizes the capabilities and skills within the team. What You'll Be Doing Work in a team with other employees using cutting-edge technologies to solve challenging business problems. Build elegant, scalable, extensible, cost-effective solutions with an eye toward innovation and agility. Utilize problem-solving and decision-making skills t
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Posted 60+ days ago | Updated 4 hours ago

Sr. Software Developer- Backend

Kforce Technology Staffing

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Remote or Houston, Texas, USA

Third Party, Contract

RESPONSIBILITIES: Kforce has a client that is seeking a Senior Software Developer - Backend in Houston, TX. Summary: As a Senior Backend Developer, you will play a crucial role in designing, developing, and maintaining high-quality C# applications. Your expertise in the .NET Framework, dotnetcore, and Microsoft Visual Studio will be essential as you work on building scalable and robust solutions. You will leverage your experience with Web APIs, JSON, and message queuing to develop integrated sy
Posted 10 days ago | Updated 1 hour ago

Java Developer-Back-End (Mexico City)

GTN Technical Staffing

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Remote

Full-time

Principle Software Engineer (Java-Backend) Location: Mexico City Location preferred but not required. Hybrid or Remote are an option in Mexico. Position Type: Direct Hire Hourly / Salary: MXN $1,000,000-$1,200,000 annually Our client is seeking a Principal Software Engineer VCAS On-Prem to join our team. As a key contributor, you will play a vital role in the development of our extensive product suite that focuses on content protection and security for video distribution via satellite, cable,
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Posted 3 days ago

Lead Backend Python Developer with Multithreading - REMOTE

Perficient

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Remote

Full-time

At Perficient you ll deliver mission-critical technology and business solutions to Fortune 500 companies and some of the most recognized brands on the planet. And you ll do it with cutting-edge technologies, thanks to our close partnerships with the world s biggest vendors. Our network of offices across North America, as well as locations in India and China, will give you the opportunity to spread your wings, too. We re proud to be publicly recognized as a Top Workplace year after year. This i
Posted 20 days ago | Updated 6 days ago

SharePoint Developer

Ardent Management Consulting, LLC

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Remote

Full-time

Why do you need to choose between doing important work and having a fulfilling life? At Ardent, we have both. Ardent employees are committed to solving our customers most difficult problemsand we are committed to the well-being, personal goals, and professional development of our employee. We are All In. We put forth our strongest effort possible to get the mission accomplished and we do it together. We respect the skills and experience you bring to the Ardent team. And we provide a rewarding en
Posted 60+ days ago | Updated 5 days ago

FullStack Developer (Microservices / TypeScript)

SolutionIT, Inc.

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US

Full-time, Contract, Third Party

Solution IT Inc. is looking for Fullstack Developer (Microservices / TypeScript) for one of its clients in Remote Job Title: Fullstack Developer (Microservices / TypeScript) Summary Building microservices specifically with Typescript on the backend and React on the frontend Developing frontend applications with Typescript and React Experience with CDK or Infrastructure-as-code in general Experience with writing automated e2e and API tests like with Cypress Bachelor's degree in Computer Scien
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Posted 31 days ago | Updated 1 day ago

Back-end Drupal / PHP Developer (US Cit to pass Security Clearance)

ec3 Federal Services

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Remote

Full-time

We are seeking to hire several experienced Back-end Drupal CMS / PHP Developers to join our team working on a new multi-year award we have with a large Federal Government Agency in the Washington, DC area. This role is 100% remote. Being a US Cit is REQUIRED for passing the Security Clearance to work on this program. This position pays a strong salary package with full benefits (including choice of healthcare plans, dental, vision, life insurance, 3 weeks PTO, 11 Paid Federal Holidays, and a ma
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Posted 60+ days ago | Updated 6 days ago

VDOT .NET Programmer Analyst 4 Clifton Forge, VA MOSTLY REMOTE

Cyber Resource Provider LLC

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US

Full-time, Part-time, Contract, Third Party

** Local candidates strongly preferred ** Candidate must come to Clifton Forge, VA (NOT Clifton, VA) to pick up laptop, NO exceptions * The contract may be extended annually beyond June 30, 2025 * Candidate will telework although this position will require office visit once every 90 days for in-person meeting * On-call rotation required every 6+ weeks. The Senior .NET Developer is expected to take a lead role within the team; develop/enhance/maintain VB.NET and SQL code, ensuring that progra
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Posted 5 days ago | Updated 3 hours ago

Full Stack Developer

UMBC

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Remote or Baltimore, Maryland, USA

Contract

We are seeking a skilled Full Stack Developer with experience in frontend frameworks, app development, and backend development in AWS or Azure. The ideal candidate will have a strong background in both frontend and backend technologies and a passion for creating high-quality, scalable web and mobile applications. Open to s and Permanent Residents Responsibilities: Design, develop, and maintain web and mobile applications using modern frontend frameworks. Develop and integrate backend services an
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Posted 21 days ago | Updated 19 days ago

Sr. Java Developer (Federal/Public Sector Experience)

OnwardPath Technology Solutions LLC

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Remote

Contract

Title: Senior Java developer Location: Remote Must Have skills: public sector clearance, federal Client exp, spring boot, front end 70 %, Backend 30%
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Posted 1 hour ago

SAP ABAP Developer

Technovert

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Remote

Contract

Position: SAP ABAP Developer Location: Remote Contract type: W2 Duration: Long Term Contract Position Description: Job Description: SAP ABAP Gateway ODataSAP ABAP CDSKnows the newer concept of ABAP development such as RAPSAP BTP API Management (exposing Backend APIs to BTP API Management) and applying Policies Good to have: SAP Event MeshSAP Cloud Integration
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Posted 3 days ago

Sr. Full Stack Developer

Vaco Technology

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Remote

Full-time

We are assisting one of our premiere clients in finding a Sr. Full Stack Developer. This is a Full Time position direct with our clients. No C2C. No sponsorship available. Remote-Sr. Full Stack Developer Overview: We are seeking an experienced full stack developer who excels in backend architecture and cloud technologies, with a specific focus on C# .NET and Azure. This role demands a hands-on approach to architecting scalable, resilient systems using domain-driven design () principles and mic
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Posted 3 days ago | Updated moments ago

Java Backend Engineer

Global It Solutions Usi Inc

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Remote

Contract, Third Party

The Back End Developer will use modern open-source software to develop and deploy back-end web applications, including all aspects of server-side processing, data storage, and integration with front-end development. Must have 10 years of experience in the following techstack. Java development (Java EE, Java Spring Framework) Using an IDE (e.g., Eclipse) Using a code repository (e.g., TFS, GIT) Working with various file formats such as XML or JSONWriting SQL (T-SQL) Writing stored procedures, ET
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Posted 57 days ago | Updated 30 days ago

Backend and Mobile Software Engineer

Randstad Digital

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Remote or Columbus, Ohio, USA

Contract

job summary: What can you expect from the position? Development to create effective and cutting-edge mobile apps that will grow our customer base. Design and develop high-performing, scalable apps for iOS/Android with unit and integration testing and app analytics. Consistently meet high standards of performance, security, and reliability for mobile apps Provide best practices and guidelines to the team, implement design review processes to maintain high quality mobile apps. Can successfully pl
Posted 6 days ago | Updated 2 hours ago

*C# Developer with SQL experience (12+ Years of experience)*

Kellton

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Remote

Contract

Kellton Tech is a full-service software development company, offering end-to-end IT solutions, strategic technology consulting and product development services in Web, SMAC (Social, Mobile, Analytics, Cloud), ERP-BPM, and IoT space Our methodology of inventing infinite possibilities with technology helps us develop best in-class and cost effective solutions for our clients. Currently Kellton Tech is looking for talented resources for one of our listed client. Below are the position details: Po
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Posted 7 days ago | Updated 6 days ago