principal software developer Jobs in baltimore, md

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Staff Mobile Engineer / React-Native / Remote

Motion Recruitment Partners, LLC

Remote or Los Angeles, California, USA

Full-time

Are you a sports fan? Do you thrive in a start-up environment? We are currently searching for a Staff Mobile Engineer with strong experience in React-Native to join a sports start-up as one of their Founding Engineers. This is a full time, fully remote position. Get in at the beginning of something totally new as they re-imagine a sports and entertainment mobile app for the modern sports fan. You will have true ownership of this project and take this mobile app from 0 to 1. Required Skills & Exp

Front End Lead (React)

Star Software System LLC

US

Third Party

Job Title- Front End Lead (React) Location - Remote Key Responsibilities Lead, mentor, and manage a team of React developers, fostering collaboration and continuous improvement. Architect, design, and develop high-quality, scalable, and maintainable web applications using React.js. Drive the development of complex, interactive user interfaces, leveraging expertise in React Flow. Collaborate with product managers, UI/UX designers, and backend engineers to translate requirements and designs into

Staff Android Engineer, Accessibility & UI Systems

Block Inc

California, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across

Staff Android Engineer, Accessibility & UI Systems

Block Inc

Remote or New York, New York, USA

Full-time

Since we opened our doors in 2009, the world of commerce has evolved immensely, and so has Square. After enabling anyone to take payments and never miss a sale, we saw sellers stymied by disparate, outmoded products and tools that wouldn't work together. So we expanded into software and started building integrated, omnichannel solutions - to help sellers sell online, manage inventory, offer buy now, pay later functionality, book appointments, engage loyal buyers, and hire and pay staff. Across

Senior Staff IT Developer

Right Skale, Inc.

Illinois, USA

Third Party

The Staff/Senior Staff IT Developer (Application Security) will design and secure internal applications, conduct security code reviews, perform penetration testing, and collaborate with cross-functional teams in an Agile environment. Key Responsibilities: Design secure, scalable IT solutions focused on performance. Conduct security code reviews for quality and best practices. Identify and remediate vulnerabilities (e.g., XSS, SQLi, CSRF, SSRF). Perform web app penetration testing (manual/automa

Lead Transmission Line Engineer 1 - Grid

Sargent & Lundy LLC.

Elkridge, Maryland, USA

Full-time

Description Responsibilities may include the following: Design transmission lines in the 69kV to 765kV range.Mentor and train less experienced design team members.Coordinate design activities to ensure installation and operations will comply with specifications, codes, and client requirements.Prepare reports and studies that present technical information in a clear and concise manner and meet client requirements and S&L formats.Perform independent reviews of work performed by others including c

Lead People Data Scientist

lululemon athletica

Remote

Full-time

Description & Requirements who we are lululemon is an innovative performance apparel company for yoga, running, training, and other athletic pursuits. Setting the bar in technical fabrics and functional design, we create transformational products and experiences that support people in moving, growing, connecting, and being well. We owe our success to our innovative product, emphasis on stores, commitment to our people, and the incredible connections we make in every community we're in. As a co

Lead IOS Developer - W2

SriLakshmiTech

Remote

Contract

Role: Lead IOS Developer Location: Rocklin, CA Position: W2Key Responsibilities Lead the design, development, and deployment of advanced applications for the iOS platform.Collaborate with Product Managers, Designers, Backend Developers, and QA to deliver high-quality mobile experiences.Own the architecture and technical roadmap for the iOS platform.Ensure code quality through code reviews, unit testing, and best practices.Mentor and guide junior developers, driving technical excellence across th

Manager Application Engineering (Payments Technologies)

Discover

Remote or Houston, Texas, USA

Full-time

Discover. A brighter future. With us, you'll do meaningful work from Day 1. Our collaborative culture is built on three core behaviors: We Play to Win, We Get Better Every Day & We Succeed Together. And we mean it - we want you to grow and make a difference at one of the world's leading digital banking and payments companies. We value what makes you unique so that you have an opportunity to shine. Come build your future, while being the reason millions of people find a brighter financial future

Principal Infrastructure Engineer

Memorial Sloan Kettering Cancer Center

Remote or New York, New York, USA

Full-time

Pay Range $164,100.00-$270,900.00 Company Overview The people of Memorial Sloan Kettering Cancer Center (MSK) are united by a singular mission: ending cancer for life. Our specialized care teams provide personalized, compassionate, expert care to patients of all ages. Informed by basic research done at our Sloan Kettering Institute, scientists across MSK collaborate to conduct innovative translational and clinical research that is driving a revolution in our understanding of cancer as a disea

Android Developer

LMI Government Consulting (Logistics Management In

Remote

Full-time

Overview LMI is a new breed of digital solutions provider dedicated to accelerating government impact with innovation and speed. Investing in technology and prototypes ahead of need, LMI brings commercial-grade platforms and mission-ready AI to federal agencies at commercial speed. Leveraging our mission-ready technology and solutions, proven expertise in federal deployment, and strategic relationships, we enhance outcomes for the government, efficiently and effectively. With a focus on agilit

Senior Structural Engineer - Rail and Transit - Hybrid Remote

Parsons Services Company

Remote or New York, New York, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is now hiring an experienced Senior Structural Engineer (Hybrid Remote with

Structural Engineer - Rail and Transit - Hybrid Remote

Parsons Services Company

Remote or New York, New York, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is now hiring an experienced Structural Engineer (Hybrid Remote with 3 days/

Senior Bridge Engineer - Transportation Infrastructure

Parsons Services Company

Remote

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: SENIOR / PRINCIPAL BRIDGE ENGINEER - TRANSPORTATION INFRASTRUCTURE - PACIFIC NORTHWE

Staff Full Stack Engineer, Platform Services

Calendly

Remote

Full-time

About the team & opportunity What's so great about working on Calendly's Platform Services team? You will play a crucial role in designing, developing, and maintaining the foundational services and capabilities that support our engineering teams and drive the success of our products. You will leverage your deep technical expertise and leadership skills to influence platform architecture; guide engineering practices and execution; and ensure the resiliency, scalability, and performance of our pl

Senior .NET Developer Mainframe Modernization

ChaTeck Incorporated

Remote or Austin, Texas, USA

Third Party, Contract

Role: Senior .NET Developer Mainframe Modernization Location: Austin, TX - Remote Why Join Us? Be part of a high-impact modernization effort that drives the future of regulatory software in the Texas energy sector. Remote work flexibility Long-term contract with strong renewal potential Collaborative Agile team environment Chance to influence enterprise-level architecture and modernization strategy About the Role We're seeking a Senior .NET Developer with prior experience supporting the Railroa

RPA Developer

ABAL Technologies Inc

Remote

Contract

GA DHS - Sr. RPA Developer Atlanta, GA-REMOTE Responsibilities: Design and implement scalable RPA solutions using UiPath for complex, enterprise-level applications.Lead end-to-end automation lifecycle: requirements gathering, solution design, development, testing, deployment, and maintenance.Provide architectural direction and technical leadership to the RPA development team.Guide the team in adopting best practices in RPA design, development, and deployment.Mentor and support junior RPA develop

Principal Network Operation Engineer - GNOC (Remote)

Oracle Corporation

Texas, USA

Full-time

Job Description We are seeking a skilled and proactive engineers with 6+ years of experience to join our Global Network Operations Center (GNOC) team. The GNOC is our front-line for addressing physical network issues and operates 24x7x365 to ensure the reliability and efficiency of our physical network infrastructure. The team is responsible for performing data collection, triage, technical analysis, incident mitigation, and redirection as necessary to maintain and optimize operations. This ons

Sr. Staff Software Engineer - AI Products and Platforms

Eli Lilly and Company

Remote or Indianapolis, Indiana, USA

Full-time

At Lilly, we unite caring with discovery to make life better for people around the world. We are a global healthcare leader headquartered in Indianapolis, Indiana. Our employees around the world work to discover and bring life-changing medicines to those who need them, improve the understanding and management of disease, and give back to our communities through philanthropy and volunteerism. We give our best effort to our work, and we put people first. We're looking for people who are determined

Senior Lead Generative AI Engineer

Photon

Remote

Full-time, Third Party

Senior Lead Generative AI Engineer Location - Remote , USA For the past 20 years, we have powered many Digital Experiences for the Fortune 500. Since 1999, we have grown from a few people to more than 4000 team members across the globe that are engaged in various Digital Modernization. For a brief 1 minute video about us, you can check . We are seeking a Senior Generative AI Engineer with a passion for building intelligent, agentic systems that transform how consumers interact with healthcare.