Senior Full Stack Engineer

Full Timesenior

Washington, D.C.Posted 6 weeks ago

Role Overview

Citian is hiring a Senior Full Stack Engineer. This is a full-time role in Washington, D.C.. Part of Citian's Fullstack hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.

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PythonTypeScriptSQLReactNext.jsExpressAWSGitLab

Job Description

Citian is a fast growing, venture backed SaaS technology company based in Washington, DC. Our software solutions revolutionize how our transportation and infrastructure systems – roads, rail, transit, bicycle, pedestrian – operate.

Our tech solutions:

Reduce traffic fatalities
Enhance pedestrian accessibility
Empower system operators to save time & money

You’ll work with some of the brightest minds in the software and transportation industries. Our engineers and data scientists apply the latest in emerging tech, Artificial Intelligence, and Machine Learning to build smarter, more advanced tools for our diverse client base. We work with clients across the United States, with global ambitions in the years ahead.

Who You Are:

As a Senior Full Stack Engineer at Citian, you'll be expanding current projects and innovating new solutions within transportation. You will have at least 5+ years of experience developing and deploying full stack applications. You are willing to work alongside other developers to build Citian's software lineup and complete contracted software solutions. We're looking for a quick learner who is adaptable and has a strong desire to progress through the company.

As a self-starter, you are not afraid to take ownership of projects and can handle the challenges that come with a rapidly evolving startup. You are resourceful, innovative, and continuously seek opportunities to improve processes and drive efficiency. Your strong communication and collaboration skills enable you to work effectively with cross-functional teams and stakeholders. If you are passionate about software engineering and are eager to contribute to the success of a startup, we would love to hear from you.

Expected Duties:

Develop full stack applications, including both front-end and back-end components, web applications, and mobile applications
Collaborate with other developers through GitLab
Communicate deadlines and needs with other teammates
Research new solutions to transportation engineering problems
Innovate and brainstorm approaches to solutions through group sessions
Implement modern solutions and deploy production builds
Meet tight deadlines

Required Skills & Experience:

Bachelor’s in Computer Science or related field
5+ years of software development experience ideally within a startup environment
Portfolio of projects that demonstrate full stack development (web, application, or game development)
Experienced in modern web development tools such as Typescript, React, Next.js, NodeJS, Express
Strong understanding of Computer Science topics such as optimization and algorithms
Familiar with the design cycle and the concept of horizontal and vertical sliceas
Understanding of Python/SQL code and ability to retrieve and store data safely through a back-end
Demonstrate a deep understanding of creating and maintaining RESTful APIs, with proficiency in tools such as Postman for testing and debugging these interfaces.
Experience with cloud services, specifically AWS, and the ability to leverage its features for scalable back-end solutions is highly desired. (S3, Lambda Function

Your Citian Advantage:

Competitive salary and benefits package including medical, dental, and vision insurance and generous PTO.
401(k) company match and monthly commuter transportation benefit
On-site gym and free snacks in the office
High-growth potential and opportunities for advancement within a fast growing, venture-backed SaaS startup!

Let's build smarter cities together! Learn more about Citian here: www.citian.co

** Citian is an organization committed to diversity and inclusion to drive our business results and create a better future every day for our diverse employees, clients, partners, and communities. We believe a diverse workforce allows us to match our growth ambitions and drive inclusion across the business. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, age, national origin, or protected veteran status and will not be discriminated against on the basis of disability.

Equal Opportunity/Affirmative Action Employer Minorities/Females/Protected Veterans/Persons with Disabilities

About Citian

Citian

citian.co

FullstackOn-site

All open roles at Citian Visit website

Frequently Asked Questions

How do I apply for the Senior Full Stack Engineer position at Citian?

Use the Apply button above to submit your application directly to Citian. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.

Where is the Senior Full Stack Engineer position at Citian located?

This position is based in Washington, D.C.. Citian has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.

What does a Senior Full Stack Engineer at Citian earn?

Citian has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.

When was the Senior Full Stack Engineer role at Citian posted?

This role was posted on May 13, 2026 (45 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.

How much experience does the Senior Full Stack Engineer role at Citian require?

This is a senior-level position. Most senior roles call for 5+ years of directly relevant experience. Citian lists their specific requirements in the description below, so review the must-have qualifications closely before applying.