Frontend Developer building intuitive and seamless cross - platform sports betting applications at iGaming startup. Focusing on coding, debugging, and enhancing user experience in Lisbon.
About the role
- Senior Web Developer responsible for full lifecycle software engineering of secure web applications at C5MI Insight, LLC. Collaborating with cross-functional teams in Agile and DevSecOps environments.
Responsibilities
- The Senior Web Developer / Engineer is responsible for the design, development, deployment, and sustainment of secure, high-performance web applications supporting mission-critical systems.
- This role performs full lifecycle software engineering activities in compliance with government security, audit, and operational requirements.
- The developer works independently with minimal supervision, interfaces directly with customers to define requirements, and provides technical leadership within cross-functional development teams operating in Agile and DevSecOps environments.
- Design, develop, test, deploy, and maintain secure, scalable, client/server-based web applications.
- Design and develop web pages and port legacy or client/server applications to modern web-based interfaces.
- Lead application development using technologies such as HTML, CSS, JavaScript, C#.Net, Java, XML, PERL, Apache, and modern web frameworks.
- Develop and maintain RESTful APIs and microservices to support application integration.
- Design and manage database schemas and data access using SQL Server, Oracle, PostgreSQL, Azure SQL, and related platforms.
- Integrate applications with complex legacy systems, mainframes, and cloud environments including Azure GovCloud and AWS GovCloud where authorized.
- Perform all phases of the software development lifecycle including requirements analysis, system design, coding, testing, deployment, sustainment, and defect remediation.
- Provide expert-level software testing, validation, and documentation, including mobile code (iOS and Android), C#.Net applications, and backend services.
- Troubleshoot and resolve complex technical issues impacting availability, performance, and security of production systems.
- Apply secure coding practices in accordance with DoD Security Technical Implementation Guides (STIGs), RMF, FISMA, and DoD Impact Level (IL) requirements.
- Support compliance audits, security reviews, and vulnerability remediation activities.
- Utilize DevSecOps principles to support continuous integration, automated testing, and deployment pipelines.
- Implement and maintain CI/CD pipelines using tools such as GitLab, Jenkins, and Jira.
- Interface directly with customers and stakeholders to gather requirements, clarify expectations, and deliver solutions aligned to mission needs.
- Provide technical leadership and mentoring to junior developers and engineering staff.
Requirements
- Bachelor of Science degree in Computer Science or a related field.
- Five (5) years of experience in scripting, software development, web page design, and hands-on web application development.
- Demonstrated experience utilizing C#.Net, HTML, XML, PERL, and/or Apache.
- Experience with FrontPage, DreamWeaver, or related web development tools.
- Strong customer relation and communication skills.
- Ability to work independently with minimal supervision.
- Relevant certification from a nationally recognized technical authority.
- Must possess an IT-II Non-Critical Sensitive security clearance or Tier 3 (T3).
- DoD 8570/8140 compliance with an approved baseline certification for IAT Level II roles supporting web development with administrative or privileged access.
Benefits
- Health insurance (medical, dental, vision)
- Health Savings Account, Medical Flexible Spending Account, Dependent Care Flexible Spending Account
- Supplemental Insurance Options (accident, hospital indemnity, critical illness, legal insurance, identity theft insurance, and pet insurance)
- $1,500 Life Style Account (Prorated in your first year)
- Unlimited Paid Time off and a generous holiday calendar
- Retirement savings plan traditional 401(k) and Roth with a company match of 100% on the first 3% you contribute and 50% on the next 2% you contribute.
- Annual bonus eligibility
- Opportunities for professional development and advancement
- Positive and collaborative work environment
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