Princeton, NJ

Developer Jobs in Princeton, NJ

5 jobs found

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1mo ago

Data Engineer

Theradex Oncology Princeton, NJ

Princeton, NJ

1mo ago Closed

$130k - $160k/yr Full time Python Data Engineer Data Integration

This position is no longer accepting applications (closed Aug 30, 2026).

Job Description

Theradex Oncology offers a collaborative, data driven culture focused on advancing cancer research. As a full service CRO with over 40 years of experience, we support global oncology trials and work with sponsors across early and late phase programs. This onsite Data Engineer role in Princeton, NJ combines hands on database administration with robust data integration and ETL design to empower researchers. The compensation range is USD 130,000 to 160,000 per year, complemented by a comprehensive benefits package that supports work-life balance and professional growth.

Benefits

Medical, dental and vision coverage
Life insurance
Disability insurance (STD/LTD)
401(k) with company match
Tuition reimbursement
Generous vacation and sick leave
Flexible work schedules
Employee discounts
Other company provided benefits

Responsibilities

Install, configure, and maintain database instances across development, testing, production, on prem and AWS cloud environments.
Perform database upgrades, patches, and migrations to keep systems current.
Monitor performance, resolve bottlenecks, implement security measures, and design backup and recovery strategies; troubleshoot issues for application development teams.
Automate routine DBA tasks using SQL, PL/SQL, and shell scripting; stay current with database technologies and industry best practices.
Plan and execute migrations from on premises to AWS RDS for Oracle as part of cloud modernization efforts.
Design, develop, and deploy ETL processes to extract data from diverse sources, transform it to meet business rules, and load into target systems such as data warehouses or data lakes.
Build and maintain data pipelines using ETL tools and scripts (Talend, SQL Scripts, Power Automate, etc.).
Optimize ETL processes for performance and scalability.
Conduct data profiling and quality analyses to ensure accuracy and consistency.
Collaborate with business analysts and data scientists to translate data needs into technical specifications.
Implement data governance and data quality rules within ETL workflows.
Develop and maintain architecture diagrams, data flow diagrams, integration diagrams, technical design documents, source-to-target mappings, and data lineage artifacts to support data platforms and integrations.
Ensure solutions adhere to SDLC, validation, change management, security, data governance, and quality standards, including audit-ready documentation and traceability.
Identify opportunities to improve data quality, reduce technical debt, streamline integrations, and simplify data architecture across enterprise systems.

Requirements

Bachelor’s degree in Computer Science, Information Systems, or a related field.
AWS certification preferred
7-10 years of prior experience as an Oracle DBA or Data Engineer with ETL tools (Talend, SQL Scripts, Power Automate, etc.)
Deep understanding of Oracle database architecture, administration, and performance tuning, with expertise in ETL methodologies and tools.
Proficient in SQL and PL/SQL
Experience with scripting languages such as Shell scripting and Python
Experience with cloud database technologies, preferably AWS RDS
Experience with cloud migration, application modernization, and legacy system decommissioning initiatives
Strong understanding of data warehousing concepts and methodologies
Prior experience in a CRO, pharmaceutical, or highly regulated environment is preferred

Technologies

Oracle
PostgreSQL
AWS RDS
SQL
PL/SQL
Shell scripting
Python
Talend
Power Automate

Who we are

Theradex Oncology is a full service CRO focused on oncology. Celebrating 40 plus years, the company manages global oncology trials and programs. Founded in 1982 with early collaborations for the National Cancer Institute, Theradex Oncology expanded to work with industry sponsors developing cancer therapeutics. As a service based organization, we support both domestic and international sponsors in conducting both early and late phase trials.

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2mo ago

Software Engineer (CONTRACTOR)

EDDA TECHNOLOGY, INC. Princeton, NJ

Princeton, NJ

2mo ago Closed

$55 - $70/hr Contract Automation Cuda DevOps

This position is no longer accepting applications (closed Jul 20, 2026).

Job Description

EDDA Technology, Inc. is seeking a contract Software Engineer to help design machine-learning infrastructure, AI-enabled graphical interfaces, and C++ extensions while maintaining robust build and test pipelines. This onsite role in Princeton, NJ focuses on delivering user-friendly clinical tools and high-performing software components that support precision surgery workflows. The position is a three-month contract with the possibility of extension, and compensation is offered at a billable rate aligned to experience and skills.

Responsibilities

Design and develop intuitive, responsive GUIs for AI-powered clinical applications, ensuring usability for healthcare professionals.
Create high-performance C++ extensions to extend core functionality.
Design and maintain software build systems, packaging processes, and testing infrastructure, including unit tests, functionality testing, and supporting test documentation.
Maintain and enhance existing software applications by adding features, fixing bugs, and ensuring ongoing stability and performance.

Requirements

Experience in developing immersive, 3D game-like GUIs for desktop applications.
Working knowledge of C++.
Experience with the Windows Visual Studio 2022 development environment.
Strong GUI development knowledge.
Hands-on experience with Qt.
Hands-on experience with OpenGL.
Written and verbal communication skills in English.
BS in software development related fields with 2+ years of professional software development experience; or MS in software development related fields with 1+ years of professional software development experience.

Technologies

C++
Qt
OpenGL
Windows Visual Studio 2022
CUDA

Contract Details

Contract type: Contract
Duration: 3 months, with the possibility of extension
Billable rate: $55 - $70 per hour, compensation based on experience, education and relevant skills

Benefits

No benefits are offered for contractor positions

Work Location

Princeton, NJ (onsite)

Company Introduction

EDDA Technology is a growing medical technology solutions company and a leader in intelligent robotic solutions for precision surgery. The firm pioneers a fully quantitative, interactive approach to intelligent imaging analytics and robotic integration, building a platform to support pre-surgical planning and simulation, intra-operative navigation, and post-operative evaluation.

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2mo ago

Software Engineer III - Java Full Stack Developer

Deloitte Princeton, NJ

Princeton, NJ

2mo ago Closed

$113k - $189k/yr Full time Backend Developer API Data Architecture

This position is no longer accepting applications (closed Jul 16, 2026).

Job Description

Based onsite in Princeton, NJ, this Software Engineer III specializes in Java full stack development. The role emphasizes architectural leadership across front-end (React) and back-end (Python), building APIs and services, and guiding client-engagement workstreams within Deloitte's Value-Based Care initiative.

Responsibilities

Provide technical leadership by owning the architecture and implementation across React front-end and Python back-end, prioritizing maintainability and scalability.
Design data schemas, develop and optimize SQL queries, manage migrations, and drive performance improvements in data and database layers.
Establish and enforce standards for code quality, testing, CI/CD, documentation, and observability through logging, metrics, and tracing.
Design, develop, and optimize scalable software for AI platforms and consumer devices at scale.
Integrate and automate load, stress, and real-user scenario testing within the development and production lifecycle.
Analyze and address performance, reliability, and scalability challenges in complex systems through proactive monitoring and tuning.
Collaborate with engineers working on custom hardware, embedded systems, and cloud infrastructure to align cross-functional efforts.
Apply advanced profiling, benchmarking, and system optimization techniques to improve efficiency and throughput.
Contribute to solution architecture, API design, security, and system integration across services.
Communicate regularly with Engagement Managers, project team members, and cross-functional stakeholders, escalating matters requiring engagement-management attention.
Lead client engagement workstreams focused on process improvement, optimization, and transformation, implementing best practice workflows and driving operational outcomes.

Requirements

7+ years of experience in software, systems, or embedded engineering.
7+ years of hands-on Java/J2EE experience.
7+ years of Python experience for building APIs and services, with frameworks such as FastAPI, Django, or Flask.
At least 2 years in a lead role (tech lead, team lead, or equivalent) guiding engineering decisions and delivery.
Proficiency with SQL, including data modeling, query optimization, indexing, and performance tuning.
Experience with React, including component design, state management, and performance considerations.
Experience with microservices, event-driven architectures, or distributed systems patterns.
Familiarity with containerization (Docker) and orchestration (Kubernetes).
Understanding of network protocols, security best practices, and scalable API design.
Experience with Git, CI/CD pipelines, and modern DevOps practices.
Experience working within Agile/Scrum development teams, including sprint planning, code reviews, and collaborative solutioning.
Bachelor's degree in Computer Science, Information Technology, Computer Engineering, or a related IT discipline; or equivalent experience.
Limited immigration sponsorship may be available.
Ability to travel approximately 10% on average, depending on client engagements and assignments.

Technologies

Java
J2EE
Python
FastAPI
Django
Flask
React
SQL
Docker
Kubernetes
Git
CI/CD

Benefits

Discretionary annual incentive program

Preferred

Experience developing or deploying AI solutions, custom hardware, or high-performance platforms.
Proven ability to communicate complex technical concepts clearly and effectively.
Strong analytical ability to manage multiple projects and prioritize tasks into actionable work products.
Ability to operate independently or with minimal supervision.
Excellent written and verbal communication skills.
Capability to deliver technical demonstrations.

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2mo ago

Senior Full Stack Software Engineer

Liberty Personnel Services, Inc, LP86142 Princeton, NJ

Princeton, NJ

2mo ago Closed

Up to $200k/yr Full time Senior Angular API

This position is no longer accepting applications (closed Jul 9, 2026).

Job Description

Liberty Personnel Services, Inc., LP86142, is partnering with a stable enterprise to fill a Senior Full Stack Software Engineer role in Princeton, NJ. This full-time direct-hire opportunity offers a hybrid work arrangement with two days onsite, and a competitive compensation up to $200,000 annually. The role involves designing, building, and modernizing enterprise applications that support trading, operations, business intelligence, and finance, using Angular, Java with Spring Boot, microservices, and AWS.

Benefits

Compensation up to $200,000 annually
Hybrid schedule: two days onsite in Princeton
Stable organization with outstanding employee retention
Modern technology stack and cloud transformation initiatives
Direct impact on business critical enterprise systems
Collaborative engineering culture with strong leadership support

Responsibilities

Design, develop, and maintain scalable full stack applications
Create RESTful APIs and microservices oriented solutions
Collaborate with business stakeholders to capture requirements and deliver impactful technology solutions
Deliver fast, scalable web applications using Angular and Java
Develop and implement comprehensive testing strategies, including unit, integration, and end-to-end tests
Support cloud migration efforts moving on-prem environments to AWS
Collaborate with engineering teams in a fast paced, highly technical setting

Requirements

5+ years of professional software development experience
Strong Java development background with expertise in Spring Boot
Experience building and supporting microservices architectures
Advanced front end development experience with Angular
Strong SQL and database design experience, preferably MySQL
Experience working in Linux environments
Familiarity with CI/CD pipelines and modern development practices
Excellent communication and collaboration skills
Authorized to work in the United States without sponsorship
Able to work onsite in Princeton, NJ two days per week
No third-party candidates or C2C arrangements

Technologies

Angular
Java
Spring Boot
Microservices
AWS
MySQL
Linux
CI/CD
Kafka
Docker
Kubernetes
Azure
Google Cloud Platform
SQL

Preferred Experience

Kafka
Docker and Kubernetes
AWS, Azure, or Google Cloud Platform
Financial services or trading systems experience

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3mo ago

Research Data Storage Developer

RiseIT Solutions Princeton, NJ

Princeton, NJ

3mo ago Closed

$114k - $114k/yr Full time Backend Developer API APIs

This position is no longer accepting applications (closed Jul 1, 2026).

Job Description

RiseIT Solutions invites applications for a Research Data Storage Developer on a three-year, benefits-eligible term. This onsite role in Princeton, NJ centers on building and integrating TigerData storage and management workflows, metadata harvesting, and automated data processes to support research activities.

Responsibilities

Design, implement, test, debug, and document software that underpins research data management, including discovery components, metadata extraction from common file formats and campus systems, and data movement workflows.
Create API driven interfaces to power the TigerData presentation layer.
Connect with diverse data sources such as TigerData, ORCID, Globus, cloud storage, and existing repositories.
Analyze, transform, migrate, and process data and metadata to support research workflows.
Develop tools and workflows to validate submissions of research data.
Automate and streamline manual or inefficient tasks to improve project efficiency.
Participate in planning and estimation of software project work.
Collaborate as part of a PUL development team operating in an agile environment.
Maintain a strong partnership with the PUL software development group to advance TigerData implementation.

Requirements

3 to 5 years of developer experience in environments with complex software systems, object oriented programming, web-based applications and services, and distributed architectures.
Proficiency with an object oriented language, with a preference for Ruby or Java.
Experience building sophisticated web forms that drive workflows, adhering to modern usability standards using HTML, CSS, and JavaScript frameworks.
Demonstrated experience with test-driven development, preferably using RSpec or JUnit.
Ability to operate effectively in a Linux-based environment.
Willingness to learn new technologies and data or metadata formats.
Experience with Agile software development practices.
Strong oral and written communication skills.
Education: a bachelor’s degree or equivalent experience.

Technologies

TigerData
ORCID
Globus
API
Ruby
Java
HTML
CSS
JavaScript
RSpec
JUnit
Linux
Git
GitHub
Capistrano
Ansible
Python
R
OAI-PMH
ResourceSync
MARC
MODS
Dublin Core

Benefits

Benefits eligible.

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Developer Jobs in Princeton, NJ

Data Engineer

Software Engineer (CONTRACTOR)

Software Engineer III - Java Full Stack Developer

Senior Full Stack Software Engineer

Research Data Storage Developer

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