1

Back End Python Developer Jobs in Delaware (NOW HIRING)

Principal Engineer - AI Platform

Wilmington, DE

$131K - $175.60K/yr

Develop and maintain systems primarily using Python, R, or Java, focusing on building REST APIs and ... Ensure the scalability, reliability, and security of backend systems * Troubleshoot and debug ...

Principal Engineer - AI Platform

Wilmington, DE · On-site

$131K - $175.60K/yr

Develop and maintain systems primarily using Python, R, or Java, focusing on building REST APIs and ... Ensure the scalability, reliability, and security of backend systems * Troubleshoot and debug ...

SW Engineer III

Wilmington, DE · On-site

$55.75 - $75/hr

Python exp. helpful. * API based protocol - exp. w/ RESTful APIs & SOAP APIs. * Migrating to new ... other developer w/ reporting). * 12+ month contract most likely extended up to 18 months (no ...

Support continuous improvement in code quality, reliability, performance, and developer experience ... Strong backend development experience with Java and Python. * Solid understanding of SQL, data ...

New

next page

Showing results 1-20

Back End Python Developer information

See Delaware salary details

$16K

$148.4K

$191.2K

How much do back end python developer jobs pay per year?

As of May 30, 2026, the average yearly pay for back end python developer in Delaware is $148,361.00, according to ZipRecruiter salary data. Most workers in this role earn between $145,600.00 and $167,600.00 per year, depending on experience, location, and employer.

What is a Back End Python Developer job?

A Back End Python Developer is responsible for building and maintaining the server-side logic of web applications using Python. They develop APIs, manage databases, optimize application performance, and ensure seamless data exchange between the front end and back end. Common frameworks used include Django and Flask. Their role is crucial in ensuring that applications run efficiently, securely, and can scale as needed.

What are the key skills and qualifications needed to thrive in the Back End Python Developer position, and why are they important?

To thrive as a Back End Python Developer, you need strong proficiency in Python, knowledge of back-end frameworks like Django or Flask, experience with RESTful APIs, and a solid understanding of databases such as PostgreSQL or MongoDB, often supported by a degree in computer science or related technical field. Familiarity with tools like Git, containerization (Docker), CI/CD pipelines, and cloud platforms (AWS, Azure, or GCP), along with relevant certifications, are often valued. Excellent problem-solving abilities, attention to detail, and effective communication skills help developers work efficiently in collaborative and fast-paced environments. These skills ensure reliable, scalable, and maintainable server-side applications that support business goals and user experience.

What are the typical daily responsibilities of a Back End Python Developer?

As a Back End Python Developer, your daily tasks often include designing, developing, and maintaining server-side logic, building and integrating APIs, and managing databases to ensure efficient data storage and retrieval. You'll collaborate closely with front-end developers and other team members to deliver seamless user experiences, troubleshoot bugs, and optimize system performance. Participation in code reviews, writing unit tests, and updating technical documentation are also common responsibilities. This collaborative and varied workflow ensures the server-side infrastructure is robust and scalable to meet the demands of modern web and application development.
What are popular job titles related to Back End Python Developer jobs in Delaware? For Back End Python Developer jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Back End Python Developer jobs in Delaware look for? The top searched job categories for Back End Python Developer jobs in Delaware are:
Principal Engineer - AI Platform

Principal Engineer - AI Platform

Berkley

Wilmington, DE

$131K - $175.60K/yr

Full-time

Posted 15 days ago


Job description

Company URL: https://www.berkleytechnologyservices.com/                                        

Berkley Technology Services (BTS) is the dynamic technology solution for W. R. Berkley Corporation, a Fortune 500 Commercial Lines Insurance Company. With key locations in Urbandale, IA and Wilmington, DE, BTS provides innovative and customer-focused IT solutions to the majority of WRBC’s 60+ operating units across the globe. BTS’s wide reach ensures that ideas and opinions are considered at every level of the organization to guarantee we find the best solutions possible.  

Driven by a commitment to collaboration, BTS acts as consultants to our customers and Operating Units by providing comprehensive solutions that not only address the challenge at hand, but proactively plan for the “What’s Next” in our industry and beyond.  

With a culture centered on innovation and entrepreneurial spirit, BTS stands as a community of technology leaders with eyes toward the future -- leaders who truly care about growing not only their team members, but themselves, and take pride in their employees who shine. BTS offers endless ways to get involved and have the chance to grow your career into a wide range of roles you'd never known existed. Come join us as we push forward into the future of industry-leading technological solutions.  

 

Berkley Technology Services: Right Team, Right Technology, Simple and Secure.  


The AI Platform, Principal Engineer is responsible for designing, building, and maintaining robust AI platforms that support advanced machine learning and artificial intelligence applications. This role works closely with data scientists, software engineers, and product managers to develop scalable solutions that enhance the efficiency, reliability, and performance of our AI systems.

  • Design and develop scalable AI platforms to support various machine learning and deep learning models.
  • Collaborate with data scientists to understand model requirements and optimize infrastructure accordingly.
  • Implement and maintain data pipelines, model deployment strategies, and monitoring systems.
  • Ensure high availability and reliability of AI services through effective troubleshooting and performance tuning.
  • Develop and maintain systems primarily using Python, R, or Java, focusing on building REST APIs and small/secure web front ends.
  • Design and implement database schemas and queries for relational, NoSQL and Graph databases 
  • Integrate with third-party services, including Kafka, Entra ID,  
  • Collaborate with the frontend team to integrate frontend and backend systems seamlessly 
  • Ensure the scalability, reliability, and security of backend systems 
  • Troubleshoot and debug issues as they arise 
  • Write optimized code and provide innovative solutions to complex problems 
  • Stay updated with industry trends and emerging technologies
  • Stay current with the latest advancements in AI and machine learning technologies and incorporate them into the platform.
  • Automate repetitive tasks and improve platform efficiency through scripting and configuration management tools.
  • Provide technical guidance and support to other teams regarding AI platform usage and best practices.
  • Document platform architecture, workflows, and procedures for future reference and scalability.

  • 10+ years progressive engineering experience developing/engineering solutions and leading multiple large-scale data-domain or cross-domain engineering initiatives.
  • Proven experience in building and maintaining AI or machine learning platforms.
  • Strong knowledge of programming languages such as Python, R, and/or Java.
  • Experience with cloud platforms (AWS, Azure) and containerization technologies (Docker, Kubernetes).
  • Experience in optimizing code and Infrastructure for large data set manipulation
  • Excellent knowledge of MySQL, SQL Server, PostgreSQL, MongoDB, and/or CosmosDB
  • Excellent knowledge of modern Vector and Graph databases
  • Excellent knowledge of Redis cache or other similar solutions
  • Experience with version control systems like Git and GitLab and Agile development methodologies
  • Excellent understanding NLP, and AI/ML design and implementation concepts 
  • Excellent understanding of REST APIs, API Gateways and SPAs
  • Excellent problem-solving skills and ability to work in a fast-paced environment.
  • Strong communication and collaboration skills.
  • Excellent knowledge of data storage solutions and database management systems.
  • Proficiency in object-relational mapping (ORM), advanced algorithms, data structures, object-oriented and functional design principles, and best-practice patterns.
  • Experience with machine learning frameworks and libraries such as TensorFlow, PyTorch, Scikit-learn
  • Multiple years working with structured and unstructured data within a cloud-based data environment (Redshift, Data Bricks, Hadoop, Snowflake, Spark, unmanaged Kafka, etc.).
  • Experience with Master Data Management (MDM) systems and processes.
  • Experience with Data Loss Prevention (DLP), encryption/redaction strategies, etc. for protecting PII/sensitive data.
  • Good understanding of Processor architecture and ability to work with providers to map use cases to appropriate platforms
  • Bachelors Degree in Computer Science, Information Technology, Information Systems, or a related discipline. Equivalent experience and/or alternative qualifications will be considered.
  • 10%-20% of Travel Required.
 Preferred Qualifications
  • Advanced degree in computer science, data science, AI, or related field.
  • Experience with big data technologies (Hadoop, Spark).
  • Experience with reinforcement learning, generative AI, or autonomous systems.
  • Knowledge of MLOps practices and tools.
  • Knowledge of insurance-specific AI applications.
  • Hands-on experience working with AI/ML as a Data Scientist.
  • Experience in deploying machine learning models in production environments.
  • Understanding of distributed systems and microservices architecture.

The Company is an equal employment opportunity employer.