Senior Fastapi Developer Jobs in Baltimore, MD (NOW HIRING)

Senior Full Stack Developer / Data Solutions Engineer Location: Annapolis Junction, MD Clearance: TS/SCI with Polygraph required Work Type: On-site Salary: $293,000-$306,000 Position Overview We are seeking an experienced Senior Full Stack Developer / Data Solutions Engineer to design, develop, and maintain custom software applications that support data-driven decision-making, workflow automation, and business process improvement. This position will work directly with stakeholders and end users to gather requirements, develop technical solutions, and deliver applications that provide actionable insights from complex data sources. The successful candidate will contribute across the full software development lifecycle, from requirements gathering and system architecture through deployment and ongoing support. This role requires strong technical skills, customer engagement, and the ability to adapt to evolving priorities in a fast-paced environment. Key Responsibilities * Design, develop, and maintain custom software applications and data solutions. * Develop scripts, analytics, and automated processes to generate insights from complex datasets. * Identify, collect, and integrate data from multiple sources into new and existing applications. * Create user interfaces, dashboards, and visualizations that improve understanding and accessibility of data. * Gather requirements and feedback directly from end users and stakeholders. * Translate business and operational needs into scalable technical solutions. * Develop workflow automation capabilities to improve efficiency and reduce manual processes. * Collaborate with technical teams to share knowledge, best practices, and technical expertise. * Support deployed applications, troubleshoot issues, and implement enhancements. * Participate in system design, architecture, testing, deployment, and documentation activities. Required Qualifications Education and Experience * Bachelor's degree in Computer Science, Software Engineering, Information Systems, Data Science, or a related technical discipline and twelve (12) years of relevant experience; OR * Four (4) additional years of directly related experience may be substituted for the degree requirement. Technical Qualifications * Experience developing software solutions using Python, including data transformation and processing workflows. * Experience developing front-end web applications using: * JavaScript * TypeScript * React * Experience querying, analyzing, and developing solutions within large-scale data environments. * Experience administering, maintaining, and developing applications on Linux-based systems. * Experience working directly with stakeholders and end users to identify requirements and solve complex business or technical challenges. * Demonstrated ability to design, architect, and implement solutions from concept through deployment. Preferred Qualifications * Experience developing and deploying applications in Amazon Web Services (AWS). * Experience with additional programming languages and frameworks, including: * Java * FastAPI * Angular * Spring Boot * Other modern development frameworks * Experience mentoring, coaching, or providing technical leadership to development teams. * Knowledge of artificial intelligence and machine learning concepts and workflows. * Experience with modern data processing and analytics tools, including: * DuckDB * Polars * Pandas * Apache Spark * Experience designing scalable data architectures and analytics solutions. Knowledge, Skills, and Abilities * Strong analytical and problem-solving skills. * Ability to communicate effectively with both technical and non-technical stakeholders. * Strong understanding of software engineering principles and modern development practices. * Experience managing changing priorities and requirements in a dynamic environment. * Ability to work independently and collaboratively across multidisciplinary teams. * Excellent written and verbal communication skills. * Strong organizational skills and attention to detail. Benefits This position includes a competitive and flexible benefits package, including: * Medical Employer pays 100% of the monthly premium for the employee and 80% for the employee's dependents. * Health Savings Account (HSA) Save for all medical, dental, vision and prescription expenses by contributing pre-tax money to an HSA account. Employer contributes 50% of the annual deductible (prorated to start date). * Dental and Vision Employer pays 100% of the monthly premium for the employee and 80% for dependents. * Life Insurance 100% company-paid Life and Accidental Death & Dismemberment (AD&D) coverage offered to all full-time employees. * Short-Term Disability 100% company-paid short-term disability. This benefit pays out 60% of earnings, with a $1,500 maximum for up to 12 weeks. * Retirement Plan Automatic 6% of salary contributed to the company 401(k) plan, fully vested. Employee match encouraged but not required. * Paid Time Off (PTO) & Holidays 5-6 weeks of PTO based on tenure with the company, in addition to 11 paid holidays. * Tuition Reimbursement $5,000 annually for courses directly related to job role and responsibilities. * Training Reimbursement Paid training, certification courses, and conferences to support employee career growth. We do not discriminate in employment on the basis of race, color, religion, sex (including pregnancy and gender identity), national origin, political affiliation, sexual orientation, marital status, disability, genetic information, age, membership in an employee organization, retaliation, parental status, military service, or other non-merit factor.