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Backend Developer Jobs in Danbury, CT (NOW HIRING)

Spark Tek Inc

.Net Full stack developer

Stamford, CT · On-site

NET Core backend with practical coding exposure. • At least 1 year of recent hands-on ReactJS experience. • Familiar with SQL querying, Entity Framework, and basic cloud/DevOps concepts (bonus ...

BMG360

Agentic Solutions Engineer

Shelton, CT · On-site

$130K/yr

This is NOT a generalist DevOps or data engineering role. You specialize in API-first design, MCP ... Perfect for someone with a strong backend and full-stack background who is passionate about ...

Software Guidance & Assistance

Java Developer

Tarrytown, NY · On-site

$54 - $70/hr

Software Guidance & Assistance, Inc., (SGA), is searching for a Java Developer for a CONTRACT/RIGHT ... Design, implement and enhance the back-end services and front-end web using technologies including ...

1 point system

.Net Full stack developer

Stamford, CT · Remote

Net Full stack developer Location Remote Duration 6+ Months Contract Need strong .net backend with heavy azure and Frontend side - react, node, next.js * 10+ years of experience in full-stack ...

Opexpert

Senior Software Engineer - Java Backend

Greenwich, CT · On-site

$140K - $184K/yr

My Client is regulated by the SEC, FINRA, NYSE, FCA and other regulatory agencies around the world. 1. Brokerage platform development -- front and/or back-end, depending on experience. 2. Back end: ...

Opexpert

Java Software Developer

Greenwich, CT

$57.25 - $74/hr

... back-end development and integration. 2. The majority of development will be using Java with some ... Qualifications 1. Master's degree preferred or Bachelor's degree in Computer Science, Engineering ...

Opexpert

Java Software Developer

Greenwich, CT · On-site

$57.25 - $74/hr

... back-end development and integration. 2. The majority of development will be using Java with some ... Qualifications 1. Master's degree preferred or Bachelor's degree in Computer Science, Engineering ...

Opexpert

Senior Software Engineer - Java Backend

Greenwich, CT · On-site

$140K - $184K/yr

My Client is regulated by the SEC, FINRA, NYSE, FCA and other regulatory agencies around the world. 1. Brokerage platform development -- front and/or back-end, depending on experience. 2. Back end: ...

Opexpert

Web Application Developer

Greenwich, CT · On-site

... and backend integration. 3. The majority of development will be using Java and Java Script with ... Qualifications 1. BS/MS Computer Science, Engineering, Mathematics 2. Strong knowledge of ...

Opexpert

Web Application Developer

Greenwich, CT · On-site

... and backend integration. 3. The majority of development will be using Java and Java Script with ... Qualifications 1. BS/MS Computer Science, Engineering, Mathematics 2. Strong knowledge of ...

Amarina Search Partners LLC

Senior Java Developer

Greenwich, CT · On-site

$64.25 - $82/hr

... Java Developer to join its engineering team. This is a hybrid position (3 days onsite / 2 days ... You will write backend services and/or clients that will help expose internal services. * You will ...

Amarina Search Partners

Senior Java Developer

Greenwich, CT · Hybrid

$64.25 - $82/hr

... Java Developer to join its engineering team. This is a hybrid position (3 days onsite / 2 days ... You will write backend services and/or clients that will help expose internal services. * You will ...

Interactive Brokers

Software Engineer II

Greenwich, CT · On-site

Collaborate with cross-functional teams to gather requirements and create technical specifications for distributed backend systems. Configure and maintain DevOps workflows including Jenkins CI/CD ...

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Showing results 21-40

All JobsBackend Developer JobsBackend Developer Jobs in Danbury, CT

Backend Developer information

See Danbury, CT salary details

$12

$59

$86

How much do backend developer jobs pay per hour?

As of Aug 14, 2026, the average hourly pay for backend developer in Danbury, CT is $59.07, according to ZipRecruiter salary data. Most workers in this role earn between $48.46 and $69.86 per hour, depending on experience, location, and employer.

What's a typical backend developer salary?

A backend developer's salary varies based on experience, location, and skills, but generally ranges from $70,000 to $120,000 annually in many regions. Senior developers with expertise in frameworks, databases, and cloud services can earn higher salaries, often exceeding $130,000. Entry-level positions typically start around $60,000 to $80,000.

What are the key skills and qualifications needed to thrive as a backend developer, and why are they important?

To thrive as a Backend Developer, you need a strong grasp of server-side programming languages (such as Java, Python, or Node.js), database management, and software architecture concepts, often supported by a degree in computer science or a related field. Familiarity with frameworks (like Spring or Django), cloud platforms (AWS, Azure), APIs, and version control systems (Git) is typically required. Problem-solving ability, attention to detail, and effective teamwork are standout soft skills in this role. These skills ensure robust, scalable, and secure systems that effectively support the needs of users and front-end applications.

What is the difference between Backend Developer vs Frontend Developer?

AspectBackend DeveloperFrontend Developer
Primary FocusServer-side logic, databases, APIsClient-side interface, UI/UX, visual elements
Required SkillsProgramming languages like Java, Python, PHP; databases; server managementHTML, CSS, JavaScript; frameworks like React or Angular
Work EnvironmentBackend systems, server infrastructure, cloud servicesWeb browsers, design tools, user interface testing
Common UsageBuilding and maintaining server-side applicationsDesigning and implementing user interfaces

While both roles are essential in web development, Backend Developers focus on server-side logic and data management, whereas Frontend Developers create the visual and interactive aspects of websites. Understanding their differences helps in choosing the right career path or project collaboration.

What are some common challenges backend developers face when collaborating with frontend teams?

Backend Developers often encounter challenges related to syncing data structures, API endpoints, and release timelines with frontend teams. Ensuring clear communication and thorough documentation is critical to avoid mismatches in data expectations and functionality. Regular coordination through stand-up meetings, shared project management tools, and version-controlled API documentation helps mitigate misunderstandings and keeps both backend and frontend development aligned. Adopting practices like API-first development and automated testing can significantly improve collaboration and overall project quality.

What is a backend developer?

Backend Developers are software engineers who focus on building and maintaining the server-side logic, databases, and APIs that power websites and applications. They ensure that the data requested by frontend systems is delivered efficiently and securely. Their responsibilities include creating and managing databases, developing server-side application logic, integrating third-party services, and ensuring application performance and scalability. Backend Developers typically work with languages such as Java, Python, Ruby, Node.js, or PHP. They often collaborate with frontend developers, designers, and other team members to deliver complete, functional digital products.
More about Backend Developer jobs

What cities near Danbury, CT are hiring for Backend Developer jobs?

Cities near Danbury, CT with the most Backend Developer job openings:

Backend Developer jobs near you
Infographic showing various Backend Developer job openings in Danbury, CT as of August 2026, with employment types broken down into 77% Full Time, 9% Part Time, and 14% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $122,856 per year, or $59.1 per hour.

.Net Full stack developer

Spark Tek Inc

Stamford, CT • On-site

Full-time

Re-posted 26 days ago

Job description

Job Summary:
Spark Tek Inc is seeking a .Net Full Stack Developer for a contract position. The role requires strong backend development skills in .NET Core and practical experience with ReactJS, along with familiarity in SQL querying and Entity Framework.
Responsibilities:
• 10+ years total experience.
• Strong in .NET Core backend with practical coding exposure.
• At least 1 year of recent hands-on ReactJS experience.
• Familiar with SQL querying, Entity Framework, and basic cloud/DevOps concepts (bonus).
• Strong .NET Core (non-negotiable) backend development experience is the top priority.
• Candidates must be hands-on and able to write working code with minimal issues.
• .NET Core is mandatory.
• Entity Framework and LINQ skills are required.
• Working knowledge of SQL Server is expected (no DBA-level skills needed, but basic query writing is necessary).
• Expect scenario-based coding questions and code output verification.
• Emphasis on practical knowledge over DSA-heavy questions.
• Basic working knowledge of ReactJS is required.
• JavaScript and TypeScript (TypeScript is preferred, not mandatory).
• React concepts like component lifecycle, state vs. props, etc.
• Expected to contribute 20–25% on UI tasks.
• UI knowledge should be sufficient to handle basic components and data mapping.
• Cloud experience is not mandatory.
• Knowledge of Docker and Kubernetes is a plus, not a filter criterion.
Qualifications:
Required:
• 10+ years total experience.
• Strong in .NET Core backend with practical coding exposure.
• At least 1 year of recent hands-on ReactJS experience.
• Strong .NET Core (non-negotiable) backend development experience is the top priority.
• Candidates must be hands-on and able to write working code with minimal issues.
• .NET Core is mandatory.
• Entity Framework and LINQ skills are required.
• Working knowledge of SQL Server is expected (no DBA-level skills needed, but basic query writing is necessary).
• Basic working knowledge of ReactJS is required.
• JavaScript and TypeScript (TypeScript is preferred, not mandatory).
• React concepts like component lifecycle, state vs. props, etc.
• Expected to contribute 20–25% on UI tasks.
• UI knowledge should be sufficient to handle basic components and data mapping.
Preferred:
• Familiar with SQL querying, Entity Framework, and basic cloud/DevOps concepts (bonus).
• Cloud experience is not mandatory.
• Knowledge of Docker and Kubernetes is a plus, not a filter criterion.
Company:
Spark Tek Inc offers IT solutions and consultancy services, specializing in IT services and consulting for various industries. Founded in 2021, the company is headquartered in Farmers Branch, USA, with a team of 51-200 employees. The company is currently Growth Stage.

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