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Senior Software Developer I - Full Stack

BLEN Corp

Role overview

Qualifications

  • Bachelor's degree and 7+ years of software engineering experience
  • 5+ years of professional JavaScript/TypeScript development across the full stack
  • Strong experience with React (or Next.js) for building modern, responsive front-end applications
  • Proficiency with Node.js and server-side JavaScript frameworks (Express, Fastify, or similar)

Responsibilities

  • Collaborate with management, product, and design to shape development strategy and guide cross-functional teams in delivering full-stack JavaScript solutions, including AI-powered workflows
  • Design and integrate RESTful APIs and GraphQL endpoints; implement AI-assisted features; diagnose and resolve issues; make decisions to keep projects aligned with client needs
  • Mentor junior engineers, build stakeholder relationships, and participate in technical interviews
  • Drive process improvements and champion best practices in modern JavaScript, cloud architecture, CI/CD, and responsible AI integration

Key facts

Hard skills

JavaScript (Programming Language) Node.js (Javascript Library) TypeScript JavaScript Libraries Git (Version Control System) PostgreSQL Shopping Cart Software JavaScript Libraries Debugging GraphQL Fastify NoSQL Application Programming Interface (API) Relational Databases CI/CD Application Programming Interface (API) Responsive Web Design MongoDB Google Cloud Platform (GCP) Generative Artificial Intelligence Microsoft Azure Prompt Engineering Digital File Management Test Automation Accessibility of Services Azure OpenAI AWS Cloud Services Multi-Agent Systems Docker (Software) DevOps AI/ML Inference Programming Tools Azure AI Studio Terraform Agile Software Development Language Translation Stakeholder Communications Continuous Training Presentation Training Phone Interviews Technical Leadership Process Improvement

Other skills

  • Problem Solving
  • Decision Making
  • Accountability
  • Collaboration
  • Communication
  • Strategic Thinking
  • Team Building
  • Mentorship

About the company

BLEN Corp logo

BLEN Corp

IT Services & IT Consulting

Founded in 2004, BLEN, Inc. is an SBA Certified 8(a) and VA Certified Small Business (VOSB) technology firm out of DC. We are known for building cutting-edge software solutions and mobile apps to help public agencies, non-profits, and enterprises to transform from using legacy systems to scalable modern digital services. We combine a humancentered design approach with Research, Design, Product, Security and Engineering and work closely with our clients to solve complex problems. We are entrusted to help build some of the largest Federal software projects including The United States Patent Office, The White House, GSA, HHS Head Start among others.

Company details

IndustryIT Services & IT Consulting
Company size11 - 50

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Job description

About BLEN
BLENers are passionate about using technology to solve real-world problems. For over 20 years, we've been helping government agencies and businesses transform their digital experience. We bring fresh perspectives to every project, from modernizing legacy systems to building cloud-native applications to experimenting with technology that’s just around the corner. We value building long and enduring partnerships to solve complex challenges by putting humans at the center of all the experiences. Our team thrives on turning tricky problems into solutions that are practical, accessible and performant.

About this position
Senior Software Developers at BLEN play a crucial role in creating robust and efficient digital solutions. They combine extensive knowledge of both front-end and back-end technologies, leadership skills, and strategic thinking to guide projects from conception to implementation. Our engineering team makes key technical decisions, communicates clearly with all stakeholders, and leverages cutting-edge technologies to deliver high-quality solutions. They ensure our products meet client needs, align with business goals, and maintain high standards of performance and scalability.

What we would like from you
  • Technical Leadership and Strategy
  • Collaborate with management, product, and design teams to shape development vision and strategy, including the adoption of AI-powered tools and workflows
  • Guide cross-functional teams in delivering high-impact, full-stack JavaScript solutions aligned with client goals
  • Contribute to the implementation of the program's development strategy with a focus on modern architectures (React, Next.js, Node.js, TypeScript)
  • Maintain a high-level understanding of adjacent technical areas including cloud-native services, AI/ML integrations, and API ecosystems for effective system integration

  • Software Development and Problem-Solving
  • Demonstrate expertise, accountability, and ownership of contributions across the full stack, from responsive front-end interfaces to scalable back-end services
  • Leverage deep knowledge of the JavaScript/TypeScript ecosystem to lead iterative, outcome-driven development
  • Design and integrate RESTful APIs, GraphQL endpoints, and emerging AI-assisted features such as LLM-powered workflows, intelligent document processing, or retrieval-augmented generation (RAG)
  • Diagnose and effectively resolve issues with owned systems, using incidents to inform educational opportunities and system improvements
  • Make critical decisions to keep projects on track and aligned with evolving client needs, including evaluating when and how to leverage AI/ML capabilities responsibly

  • Team Development and Mentoring
  • Actively mentor and assist more junior engineers in developing their skills across modern JavaScript frameworks and AI-augmented development practices
  • Build and maintain strong relationships with internal and external stakeholders
  • Participate in technical interviews with new candidates
  • Foster a culture of continuous learning around emerging technologies including generative AI, prompt engineering, and agentic architectures

  • Communication and Stakeholder Engagement
  • Effectively communicate technical issues and developments with team members and clients, translating complex AI and engineering concepts into clear, actionable language
  • Present design documents, system diagrams, and technical proposals to clients, stakeholders, partners, and other engineers
  • Serve as the discipline's primary technical lead when working with stakeholders

  • Process Improvement and Innovation
  • Drive improvements in software engineering processes and practices, including adoption of AI-assisted development tools (Copilot, Claude, automated testing)
  • Propose and evaluate multiple approaches to technical and process problems, leveraging data-driven insights where possible
  • Champion best practices in modern JavaScript development, cloud architecture, CI/CD pipelines, and responsible AI integration
  • May lead small, less critical, or temporary team structures and projects

    • Basic qualifications
  • Essential Requirements
  • Bachelor's degree and 7+ years of software engineering experience
  • 5+ years of professional JavaScript/TypeScript development across the full stack
  • Strong experience with React (or Next.js) for building modern, responsive front-end applications
  • Proficiency with Node.js and server-side JavaScript frameworks (Express, Fastify, or similar)
  • Experience designing and consuming RESTful APIs and/or GraphQL
  • Familiarity with relational and/or NoSQL databases (PostgreSQL, MongoDB, etc.)
  • Strong problem-solving skills and ability to debug complex issues across the full stack
  • Proficiency in version control systems (Git) and modern CI/CD workflows

  • Preferred Skills and Experience
  • Prior government contracting experience
  • Experience with cloud platforms (e.g., AWS, Azure, or GCP)
  • Hands-on experience integrating AI/ML services or LLM APIs (OpenAI, Anthropic, Azure AI) into production applications
  • Familiarity with AI-related patterns such as retrieval-augmented generation (RAG), prompt engineering, or agentic workflows
  • Knowledge of DevOps practices and tools (Docker, Terraform, GitHub Actions)
  • Experience with Agile development methodologies
  • Familiarity with accessibility standards (Section 508 / WCAG) in government contexts
  • Ability to obtain a Public Trust Clearance

    • Requirement
  • Must be a US Citizen or legal resident and able to work domestically
  • Must be able to attain low-level security clearance

    • Perks
  • Work from anywhere.
  • Competitive pay.
  • A contribution to your health benefit.
  • The chance to work on high-visibility projects and make a significant impact.

    • Get to know us
  • We are a small, creative and highly technical team.
  • Our heroes are the scrappy folks that dare to dream and do great things. We love people that care more about doing the right thing than taking a shortcut.
  • We believe in finishing projects and floor our clients by how much we cared about their project.
  • We believe in integrity and because we're small, we are very selective of our partners and clients.
  • We do not use phrases like 'human resource' because you are NOT a resource. You are a team member and we will treat you like one.

    • What you should expect from us
  • We will treat you fairly.
  • We give you space to grow both personally and professionally.
  • We will hear your ideas even when we disagree -- especially when we disagree.
  • We will be equitable with our success and be honest with our challenges.
  • We will always tell you the truth. Even when the truth is difficult.
    • We participate in E-Verify. Upon hire, we will provide the federal government with your Form I-9 information to confirm that you are authorized to work in the U.S. Due to the nature of our work with the federal government, all roles at BLEN are required to work from the contiguous United States.

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    MR

    Marcus Rivera

    Chief Revenue Officer

    m.rivera@company.com
    linkedin.com/in/marcusrivera
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