• Design, build, and maintain scalable **data pipelines using Python and Airflow** • Develop and optimize ETL/ELT processes for structured and unstructured data • Collaborate with data science teams to support **Machine Learning workflows** • Ensure data quality, reliability, and performance across systems • Work with large datasets and optimize queries and transformations • Integrate data from multiple sources and external systems • Monitor and improve pipeline performance and reliability • Support deployment and maintenance of data-driven and ML-enabled applications

Overview Remote opportunity. Immediate impact. National mission. Our client is seeking a Secret‑cleared Java Full Stack Developer to help modernize one of the federal government’s most mission‑critical investigative systems. This fully remote role puts you on the front lines of large‑scale transformation—migrating legacy applications to a secure, cloud‑native platform, advancing DevSecOps and Zero Trust architectures, and shaping the future of a nationwide personnel‑vetting ecosystem. If you’re driven by complex technical challenges and want your work to directly support national security, this is the kind of role that defines a career. Per our Federal Government Contract, candidates must be U.S. Citizens with an ACTIVE SECRET CLEARANCE. Top Secret Clearance is preferred. Responsibilities - Create, enhance, and support secure, high‑quality applications using Java and other modern technologies - Develop application solutions backed by Oracle databases - Design and deploy container‑based services in an agile development environment - Utilize DevSecOps CI/CD pipelines to automate build, test, and deployment processes - Deliver full‑stack functionality across front‑end and back‑end components - Identify, analyze, and resolve technical issues throughout the application lifecycle - Partner with cross‑functional team members to produce scalable and reliable solutions - Apply strong communication, organizational, and collaborative skills to team efforts Qualifications - 3+ years of experience in software application development within a fast‑paced Agile/Scrum environment - Proven experience developing applications using Java and other modern programming languages - Hands‑on experience with application containerization (e.g., Docker, Kubernetes, or similar technologies) - Demonstrated ability to work within a DevSecOps CI/CD pipeline for application build, test, and deployment - Experience developing and supporting Java‑based applications integrated with Oracle databases - Strong organizational and time‑management skills, with the ability to prioritize tasks and multitask effectively - Ability to collaborate effectively as part of a cross‑functional software development team - Excellent written and verbal communication, interpersonal, and presentation skills - Bachelor’s degree in Information Systems, Computer Science, or a related technical field - Required Security Certification: Security+ (Sec+), CCNA, CySA, or CND - Per our Federal Government Contract, candidates must be U.S. Citizens with an ACTIVE SECRET CLEARANCE Preferred Qualifications - AWS certification (e.g., Cloud Practitioner, Solutions Architect, or equivalent) - Active TOP Secret Clearance - W2 Hourly rate starts at $65. Pay rates are based on experience, qualifications, and location, and are subject to change at any time. - Benefits vary by compensation type and may include paid time off (PTO), medical, dental, and vision coverage, life insurance, long-term disability insurance, a 401(k) plan, and additional optional benefits. 4 Reasons to Join The Squires Group, Inc.: 1. Our Commitment to You - We offer competitive pay, multi-year projects, and a list of exciting clients.2. Work-Life Balance - We work hard; we work smart and have quality time for family and "life." 3. Golden Rule - We treat our consultants the way we want to be treated: with integrity, professionalism, and trust.4. We Care About You – We help you meet your career goals and continuously support your efforts in the field. Check out our Referral Program!The Squires Group will pay you for every qualified professional that you refer and we place. If you see a position posted by The Squires Group and know the perfect person for the job, please send us your referral. For more information, go to https://bit.ly/squiresreferral. The Squires Group, Inc. is an Equal Opportunity/Affirmative Action Employer. #LI-LJ1#LI-Remote

• Develop and iterate backend features and data frameworks that make it safe and efficient to work with data at scale across GitLab.com and self-managed deployments. • Work with product management, UX, frontend, infrastructure, software delivery, and analytics teams to design and ship high-performing, reliable solutions. • Review and improve database-related changes from other engineers and external contributors to ensure data integrity, safety, and performance across diverse environments. • Design, build, and maintain tooling and guardrails such as SQL traffic replay and background operations frameworks to proactively detect and remediate scalability, performance, and data health issues. • Research, design, and implement improvements to database performance, scalability, and data health, including areas like soft delete strategies and database migration testing. • Document database best practices, anti-patterns, and data architecture guidance so developers can make informed, consistent choices. • Develop solutions for database upgrade paths and migration strategies that maintain backwards compatibility while reducing downtime and operational friction for self-managed customers with diverse deployment configurations. • In this role, you'll succeed by shipping incremental improvements and, over time, building the capability to fully own larger pieces of work with shorter revision cycles.

Role Description In this role, you will be part of our core Exploitation R&D team and report to the Engineering Manager. We're looking for a strong backend engineer with a founder mindset who is passionate about application security and web vulnerabilities, and who can also provide leadership and drive execution with other engineers. You'll work in a global team of backend engineers and security researchers across Israel and Europe. - Maintain and improve existing attacks to achieve high performance, low false-positive rate, and low missed-findings rate. - Implement new attacks to detect more critical vulnerabilities for customers. - Improve performance and detect bottlenecks in backend components. - Build and enhance recovery mechanisms for backend processes. - Write and maintain unit, integration, and E2E tests. - Drive engineering standards, code quality, and delivery excellence across the team. - Help break down projects into clear, executable milestones and ensure consistent execution. - Collaborate closely with product and security stakeholders to align technical work with business goals. - Contribute directly to architecture, reliability, and product impact as a hands-on engineer. - Lead a team of 2–3 developers. Mentor engineers through code reviews, feedback, and day-to-day collaboration, and track the team’s KPIs. Tech Stack / Architecture: - Core engine: Crystal - Other microservices: Go and Node.js (TypeScript) - Infrastructure & tooling: AWS, CI/CD, PostgreSQL / NoSQL, Git, Docker Note: This role is intentionally multi-stack. Development language and technology will vary based on product and team needs. Qualifications - 5+ years of backend engineering experience, including at least 1 year in a senior-level role. - Strong hands-on coding and system design skills. - Solid knowledge of OOP, design patterns, algorithms, and computational complexity. - Experience with software testing approaches (TDD is a strong plus). - Deep understanding of concurrency concepts: async I/O, multithreading, multiprocessing. - Deep understanding of web fundamentals: HTTP, REST. - Experience with CI/CD tools (e.g., GitHub Actions, Jenkins). - Fluent English. - Leadership experience, or clear readiness to take ownership and lead engineering initiatives. Benefits - 20 fully paid business days of vacation. - 15 fully paid sick leaves. - 11+ fully paid public holidays. - Compensation for health insurance and sport club membership. - Ability to work from home or remotely 😊.