Back End Developer
Support Services Group
*This position is remote within Mexico.
*This position requires intermediate - advanced spoken English level (B2+).
*If you're interested in the position, please apply with your resume in English.
Support Services Group is a leading U.S.-based global provider of high-touch omnichannel outsource contact center solutions.
Founded in 1998, our award-winning customer experience (CX) solutions have created exceptional outcomes for more than 50 of the world's top brands and their customers.
We are an ambitious team of game changers who thrive on solving complex problems.
About the Role:
.NET Backend Developer with a strong foundation in building scalable, secure, and maintainable server-side applications using Microsoft technologies. Specializing in C#, ASP.NET Core, and API development, with deep knowledge of software design patterns, system integration.
Key Responsibilities:
Design, develop, and maintain scalable and secure backend services using C# and .NET/.NET Core.
Build and document RESTful APIs for internal and external consumption.
Implement data access layers using Entity Framework Core.
Write clean, maintainable, and testable code following best practices and design patterns (Decorators, Commands)
Participate in code reviews, provide constructive feedback, and ensure adherence to coding standards
Troubleshoot, debug, and resolve application issues in production and development environments
Integrate with third-party APIs and services, ensuring reliability and performance
Contribute to the architecture and design of microservices and distributed systems
Maintain CI/CD pipelines and support automated deployment processes
Keep up-to-date with emerging backend technologies and recommend improvements
Required Qualifications:
Bachelor's degree in Computer Science, Software Engineering, or a related field.
5+ years of professional experience developing backend applications with C# and .NET/.NET Core
Strong expertise in ASP.NET Core, Web API, and Entity Framework Core
Experience with RESTful API design, versioning, and documentation (e.g., Swagger/OpenAPI).
Solid understanding of object-oriented programming (OOP) and SOLID principles
Familiarity with unit testing frameworks (e.g., xUnit, NUnit) and mocking libraries.
Experience with asynchronous programming, dependency injection, and middleware
Knowledge of authentication/authorization concepts, including JWT, OAuth2, and OpenID Connect.
Comfortable working with CI/CD pipelines, and DevOps tools (e.g., Azure DevOps)
Understanding of microservices, message queues (e.g., RabbitMQ, Azure Service Bus), and distributed systems
Good To have:
Exposure to Domain-Driven Design (DDD) and event-driven architectures.
Familiarity with version control systems like Azure Devops.
PHYSICAL REQUIREMENTS:
The physical requirements described here are representative of those that must be met by an employee to successfully perform the essential functions of the job.
While performing the duties of this job, the employee is regularly required to sit; use hands to manipulate objects, tools or controls; reach with hands and arms; and talk and hear. Specific vision abilities required by this job include close vision, distance vision, peripheral vision, depth perception and the ability to adjust focus.
Noise level in the work environment is usually quiet
Support Services Group is a CX solutions company who creates amazing experiences for the world's best brands and their customers. We're an ambitious team of innovators, risk-takers, and game-changers: the kind of folks who thrive on solving complex problems.
- ...tools, agent frameworks, and enterprise systems Own services end to end, from design through production Work directly with the... ...to have Experience with static analysis, security tooling, or developer tools Familiarity with agent protocols such as MCP...SuggestedRemote work
- We are looking for a Back End Developer to join a collaborative technology team in Wheeling, Illinois. This role focuses on building and maintaining reliable server-side solutions that support business applications and improve overall system performance. The ideal candidate...Suggested
- ...Generative AI / Backend Developer Remote (US-Based) Are you passionate about building AI-powered products and shaping the future of cybersecurity? Our client, a cutting-edge startup focused on AI-driven application security, is looking for a Generative AI / Backend...SuggestedRemote workFlexible hours
- ...Backend Java Developer 12-18 month contract $60-70/hour W2; Not available C2C or 1099 ~ We are not able to sponsor Hybrid - 3 days a week onsite - Jersey City, NJ; Local candidates only ***This requires an onsite interview*** Hands-on experience with Oracle...SuggestedContract workLocal area3 days per week
- Key Responsibilities Design, develop, and maintain scalable full stack web applications using Ruby on Rails and modern frontend technologiesBuild responsive and high-performance user interfaces using VueJS, ReactJS, TypeScript, BlueprintJS, TailwindCSS, and/or BootstrapDevelop...SuggestedFull timeWork at officeMonday to Friday
- Built and personally owned real- time or event- driven backend systems at consumer scale (1M+ daily active users). Can point to the services they owned and what happened when they broke. Experience building with AI, replacing workflow parts with agents , and...
- ...Back End Developer Responsibilities: Design, develop and deploy backend services that scale, are highly available, and are easy to extend Build and operate infrastructure, user tooling, and deployment pipelines. As a team, we mostly build tools that deploy...
- ...wants to meet, a time is agreed, an invite goes out, a result comes back, an offer is signed, and the search is closed. Each of those... ...invites with the wrong guests, and a record that still matches the story the recruiter would tell a client at the end of the search....Immediate startRemote work
- ...Back-end Developer – AI Agent Foundry – Automation Team Are you passionate about the incredible potential the Agentic AI brings to today's business needs? Do you have the experience and drive to implement scalable microservices to power synthetic data workflows, integrating...Flexible hours
- ...Do you have the right skills and experience for this role Read on to find out, and make your application.SENIOR BACK END WEB DEVELOPER - CYBERSECURITYTrinity Cyber pioneered active network defense — preemptive security that surgically removes threats from live traffic...Immediate startRemote work
- ...About the job Back-End Developer Our client is looking for a Backend technologist to build services and APIs to support our next generation of products. You will join our team of other world-class Engineers and collaborate closely with our Operations, UX/UI Design...Work at officeWork from homeFlexible hours
- ...Back End Developer Location: STRATCOM J2, Offutt AFB, NE Minimum Clearance Required: Top Secret/ SCI This role requires an active, fully-adjudicated US Government Security Clearance at the Top Secret/SCI level. US Citizenship is required to hold a US Government...Temporary workLocal areaImmediate startFlexible hours
- ...social impact, which drives us to expand our reach continually and enrich the lives of those we serve. We’re looking for a Back End Developer to join our growing team! Position Overview We are looking for a talented and enthusiastic Backend Developer with 2...Immediate startRemote work10 hours per weekFlexible hours
$200k
...bias toward reliability over raw speed: you build things that don't break Comfortable being the first engineer and owning a system end to end Tech stack / skills Modern C++ Low-latency execution and market-connectivity systems Market data and exchange/venue...Full time$86.8k - $198k
Back End DeveloperThe Opportunity: As a software engineer, you know that good software is more than just a nice-looking interface and data... ...of clean code, APIs, analytics, and infrastructure to develop a user-focused solution. We’re looking for a software engineer...Full timeContract workPart timeLocal areaRemote work- Job DescriptionJOB SUMMARY: The Back-End Developers will design and develop applications that deliver value to our customers. She/he will work closely with the product owner, other developers and QA engineers to shape the product, proactively gather requirements and ensure...Full time
$200k
...robust systems Ability to serve as the first engineer and take end-to-end ownership of a system Familiarity with modern C++, low... ...institutions to trade prediction markets at scale Design and develop low-latency execution, venue connectivity, and supporting...Full time- To support innovative backend development, the full-time Back End Developer will create scalable applications, build RESTful APIs, and integrate Generative AI technologies while collaborating within Agile teams. Key responsibilities Develop scalable backend applications...Full time
$64k - $104k
...program, and implement complex applications, tasks, and projects. Develop logical, practical procedures for resolving business problems... ...Oracle Spring Backend More: We are hiring a Java Back-End Developer for our eCommerce division. The role is partially...Full timeWork experience placementWork at office3 days per week$70 - $80 per hour
...Description # Home # Search Jobs # Job Description BAck end developer Contract: Buffalo, New York, US Salary Range: 70.00 - 80.00 | Per Hour Job Code: 371713 End Date: 2026-10-16 Days Left: 4 days, 3 hours left Apply...Hourly payContract workTemporary work$150k - $180k
...Back End Developer Seattle, WA $150K/yr - $180K/yr Hybrid • Full-time PortX is a leading AI-powered data and integration company for modern banking, bringing systems together and data to life through our unified platform for modern integration, governed...Full time$100k
...visa, walmart lab etc to name a few. Currently, we are looking for: Entry-level software programmers Java Full stack developers Python/Java developers Data analysts/Data Engineers/Data Scientists Machine Learning engineers for full time positions...Full timeH1b- Backend Java Developer - Prime Brokerage Location: Hybrid, minimum 3 days onsite per week Duration: 18-24 months Employment Type: W2 ONLY** Job Summary We are seeking an experienced Senior Java Developer to design, develop, and optimize high-performance backend applications...3 days per week
- ...Back-end Developer Location: Canada 100% Remote Duration: Long term Contract We are seeking a highly motivated and self-driven back-end Engineer. You will play a pivotal role in designing, implementing and delivering a foundational platform for AI and Automation...Long term contractRemote work
- ...Back-End Developer Somarae is not just a tech app, nor just wellness. We are a movement for those who know true thriving requires returning to the body. We're building a somatic wellness platform and living community that offers personalized, real-time nervous system...Remote workFlexible hours
- ...Skills: Contractor shall demonstrate a minimum of (3) years' of experience as a Subject Matter Expert in Data Analysis and Back End Development. The government expectation for this position is that the contractor shall demonstrate ability to work independently...For contractorsFor subcontractorWork at officeWorldwideFlexible hours
- ...Contract Based Back-End Developer Role: Back-End Developer Location: Remote Hire Type: Contract (4 Years) Client: U.S. Department of Education Interview Type: Phone/Microsoft Teams Video Visa Requirements: Only US Citizens Anticipated Start Date:...Contract workWork experience placementImmediate startRemote work
- ...certifications Five years of front-end UX/UI design for analytics dashboards... ...semantic-model delivery At least one year developing semantic models supporting natural-... ...days per week RFO issue to note: The Back-End Developer's preferred qualifications...2 days per week3 days per week
$60 - $70 per hour
...Back End Developer (Java, Spring, Azure) Location: Buffalo, NY - 14203 (Hybrid Preferred, Open for Remote) Pay range: $60- 70/hr Skill Set Azure Cloud Development Spring Boot 3.x Spring Security, OAuth2, JUnit and GitLab Duo Overview Provides...Temporary workWork experience placementRemote work$20 - $100 per hour
...Back End Developer $20-100/hr Remote Freelance CODING About the Role What if the code you write could directly power the AI systems shaping how millions of people interact with technology? We're looking for Back End Developers to design, build, and optimize the...Hourly payOngoing contractContract workFreelanceRemote workFlexible hours
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Back End Developer. Be the first to apply!
- java developer backend United States
- backend software engineer United States
- remote back end developer United States
- lead backend developer United States
- entry level back-end developer United States
- back-end developer United States
- senior backend developer United States
- backend python developer United States
- junior backend developer United States
- backend .net developer United States




