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  •  ...Contribute to the product vision and roadmap, mentor junior developers, and uphold the values of Revv as a senior member of our team. Success in the first six months...  ...well-crafted, thoughtful code. We work within the Rails ecosystem; the more work you can show us in its... 
    Senior
    Rail
    Full time
    Work at office

    Revv

    Washington DC
    more than 2 months ago
  •  ...Senior Rails Developer Quve is a fully funded, early stage company, developing a new way for consumers to improve their fitness, and for personal trainers to manage their business, find new clients, and train their clients with in-person sessions integrated... 
    Senior
    Rail
    Remote job
    Full time

    Quve

    Washington DC
    1 hour ago
  • Revv is looking for a senior-level frontend developer with a passion for building beautiful, mobile-friendly user interfaces. As a company that breathes...  ...writing Capybara tests Experience using ruby on rails Experience accepting payments using the Stripe payments API... 
    Senior
    Rail
    Full time
    Flexible hours

    Revv

    Washington DC
    more than 2 months ago
  • $185k - $225k

     ...Fintech trends Extra awesome Experience in Finance / FinTech Experience building data pipelines Knowledge of payment rails such as ACH, RTP, etc. DevOps experience with AWS, Cloudflare, and CI/CD tools -- The annual US base salary range for this role... 
    Senior
    Rail
    Full time

    Method Financial

    Washington DC
    1 hour ago
  •  ...practical, accessible and performant. About this position Senior Software Developers at BLEN play a crucial role in creating robust and...  ...Experience working with external APIs ~2+ years of Ruby on Rails experience ~ Strong problem-solving skills and ability to... 
    Senior
    Rail
    Temporary work
    For contractors

    BLEN

    Washington DC
    3 days ago
  • $130k - $180k

     ...their financial success. Full Title: Senior Software Engineer, Platform Location...  ...You will be instrumental in designing, developing, and operating the critical backend services...  ...backend features and services using Ruby on Rails. Design, implement, and secure... 
    Senior
    Rail
    Remote job
    Full time
    Work at office
    Immediate start
    Shift work

    Doxo

    Washington DC
    1 hour ago
  •  ...Job Description Job Description Position: Developer Engineer (Full Stack / Java) Location: Remote Type: Full-Time Clearance...  ...environments. ~3+ years of experience with Ruby on Rails for rapid web application development. ~ Proven expertise in... 
    Senior
    Rail
    Full time
    Local area
    Remote work

    World Services LLC

    Washington DC
    a month ago
  •  ...subject matter expert in cloud technology and services Cloud Developer Senior Advisor Duties and Responsibilities: Design project...  ...Salesforce, Docker and Containers, NGINX, Postgres, Ruby on Rails Active Secret Clearance to start Required Technical Skills... 
    Senior
    Rail
    Remote job
    Immediate start
    Work from home
    Worldwide
    Flexible hours

    General Dynamics Information Technology

    Washington DC
    2 days ago
  •  ...communicating and managing requirements and successful delivery of rail support systems for a majorextension to an operating mass...  ...of the methods, tools and techniques used to evaluate, select, develop, test, implement, integrate, and troubleshoot applications and systems... 
    Senior
    Rail
    Full time

    Comtech LLC

    Washington DC
    11 days ago
  •  ...Job Description Job Description Job Title:  Senior Electrical Estimator Location: Washington, DC Metro Area Job Type: Full-Time...  ...Estimator exp. Bachelor's Degree in Engineering Rail/Transit Experience Company Description JCMS, Inc. is headquartered... 
    Senior
    Rail
    Full time
    Work at office
    Flexible hours

    JCMS, Inc.

    Washington DC
    23 days ago
  •  ...solutions revolutionize how our transportation systems – roads, rail, transit, bicycle, pedestrian – operate. Our tech solutions:...  ...transportation. You will have at least 5+ years of experience developing and deploying full stack applications. You are willing to work... 
    Senior
    Rail
    Work at office

    Citian

    Washington DC
    28 days ago
  •  ...testing, version control ~ Familiarity with mathematics and statistics ~ Other desired technologies include AWS, R, Redis, Linux, Rails, HTML, CSS, and JavaScript ~ Note: Applicants for employment must be authorized to work for any US employer or must hold a current... 
    Senior
    Rail
    Live out
    Work at office
    Remote work
    Work visa
    Monday to Friday
    Flexible hours

    Tios Capital

    Alexandria, VA
    more than 2 months ago
  • The Red Gate Group is seeking a Senior Web Developer to support the Defense Intelligence Agency (DIA) in Washington, DC. In this role, you will leverage your expertise in modern web technologies to design, build, and maintain mission-critical websites and digital platforms... 
    Senior

    Red Gate Group

    Washington DC
    2 days ago
  • Riptide Technology is seeking a Senior Database Engineer (DBE) to support Research and Development (R&D) work at the Naval Research Laboratory...  ...: infrastructure, security, functional leads and application developers * Experience with: * o Multi-node clusters, and cloud-based... 
    Senior
    Temporary work
    Work experience placement
    Immediate start

    Riptide Technology, Inc.

    Washington DC
    1 day ago
  • The Senior Lead Mobility Engineer will lead enterprise mobile technology initiatives, ensuring secure, scalable, and effective mobile...  ...role also involves designing enterprise mobility architectures, developing user requirements, and ensuring solutions align with strategic... 
    Senior
    3 days per week

    Agile Business Concepts LLC

    Washington DC
    5 days ago
  •  ...protect our country from threats. Job Description Designs, develops, troubleshoots and analyzes routine, complicated and difficult...  ...experience and Web framework experience (i.e. Ruby on Rails, Django, SpringFramework, or Zope) is required ~(U/FOUO) Performs... 
    Senior
    Rail

    General Dynamics Information Technology

    Annapolis Junction, MD
    3 days ago
  •  ...Overview Senior Vice President of Real Estate & Development Marketing Statement: The...  ...partnerships, negotiating with real estate developers, and/or working with planning professionals...  ...development at and around Metro's rail and bus facilities. Evaluates, negotiates... 
    Senior
    Rail
    Full time
    Temporary work
    For contractors
    Work at office
    Local area

    Washington Metropolitan Area Transit Authority

    Washington DC
    3 days ago
  •  ...design and implementation of complex software systems and architectures • Provide technical mentorship and guidance to junior developers • Establish coding standards, best practices, and development processes • Drive technical decision-making and technology selection... 
    Senior

    BOAB Ventures

    Washington DC
    2 days ago
  • Senior Developer/ Dynamics 365/Power App Architect **Immediate Requirement** **Relocation assistance provided** **Hybrid work** CSEngineering is looking to add a Senior Developer/ Dynamics 365/Power App Architect to our growing team! This role requires a developer who... 
    Senior
    Immediate start
    Relocation package

    Constellation Software Engineering

    Bethesda, MD
    1 day ago
  • The Senior Lead Network Engineer provides technical leadership and oversight for enterprise-wide network systems, including WAN, LAN, and voice/data/video communications. This position is responsible for designing, planning, and implementing secure, resilient, and high... 
    Senior
    3 days per week

    Agile Business Concepts LLC

    Washington DC
    5 days ago
  • $150k - $250k

    Role: Senior Software Engineer Location: Washington, D.C or New York Clearance: Secret or higher Salary: $150k-$250k + Equity The Role Substrate is the team responsible for my client’s core production infrastructure — 100s of Kubernetes (K8s) clusters — spanning on-premises... 
    Senior

    OMW Consulting

    Washington DC
    2 days ago
  • The Senior Lead Server Engineer will provide datacenter leadership, modernization, and technical oversight across all server systems. Responsibilities include managing server environments, monitoring core applications, supporting COOP/DRP operations, and implementing Infrastructure... 
    Senior
    3 days per week

    Agile Business Concepts LLC

    Washington DC
    5 days ago
  • The Senior Software Engineer will work closely with the Government lead in support of the FBI, which includes three applications and a team of ten staff members. Key Responsibilities: Provide strategic software development solutions to meet mission-critical needs. Perform... 
    Senior

    SiloSmashers

    Washington DC
    2 days ago
  •  ...support to our customers. Greystones Group has an opportunity for a Senior IT Systems Engineer to support a Navy customer in the...  ...lifecycle guidelines and cybersecurity risk management processes. • Develop and manage schedules, ensuring timely system deployment and coordination... 
    Senior
    Remote work
    Flexible hours

    Greystones Group

    Washington DC
    2 days ago
  • Software Engineer – Senior (Flyaway) Location: Onsite | Washington, DC – up to 25% Travel Clearance: Active TS/SCI with CI Polygraph...  ...). • Proven experience leading technical teams and mentoring developers. • Deep knowledge of security best practices, system... 
    Senior
    Full time
    Temporary work

    The Arena

    Washington DC
    1 day ago
  • $200k - $220k

     ...for our clients. Job Summary We are seeking an experienced Senior Software Engineer to join our dynamic and collaborative environment...  ..., MD. At River Hawk, you’ll play a crucial role in designing, developing, and optimizing our software applications. You will mentor... 
    Senior
    Immediate start
    Flexible hours

    River Hawk Consulting LLC

    Bethesda, MD
    5 days ago
  • SAP Federal Financial Functional Lead - Senior Who We Are: ThinkTek LLC is a fast-growing Certified SBA 8(a) and Service-Disabled Veteran...  ...and asset management. * Perform business process analysis and develop financial system solutions tailored to Federal requirements. *... 
    Senior
    Full time
    Contract work

    ThinkTek

    Washington DC
    1 day ago
  • Position Overview: We are looking for a talented Senior ServiceNow Developer with a strong background in ServiceNow development and implementation. The ideal candidate will have at least 5 years of relevant experience and hold certifications in Certified Application Developer... 
    Senior

    SYSUSA Inc

    Washington DC
    5 days ago
  •  ...Engineering supervisor and support deliverables to meet customer objectives. Engineer Duties Include: • Work closely with software developers and programmers • Ensure solid system performance and support application development with new technologies and system... 
    Senior

    James Scott Group

    Washington DC
    4 days ago
  • TMC Technologies is searching for aLead Senior Systems Engineer (Network) to join our team on a bid effort to provide Information Technology (IT) Infrastructure support services to the Naval Surface Warfare Center, Dahlgren Division (NSWCDD). This position requires a TS... 
    Senior
    Local area

    TMC Technologies

    Beltsville, MD
    1 day ago