Browse
···
Log in / Register

Senior Software Developer

Negotiable Salary

Northstrat

Sterling, VA, USA

Favourites
Share

Description

Northstrat is seeking a senior developer with experience architecting and implementing technical solutions using modern software development practices and technologies. This is a new project with greenfield development! Your responsibilities will include architecting and implementing microservice solutions for complex problems and mentoring junior developers. You will write code using Test Driven Development that complies with our projects high code quality standards.  The ideal candidate leads by example and encourages a collaborative team-solutioning environment. This role demands a self-starter who can take vaguely defined tasks and works with the team to deliver high-quality solutions.  Java, Spring Framework, Spring Boot  Web frameworks – Angular, React, VUE  Databases - PostgreSQL, MySQL, MongoDB, Redis  Amazon Web Services (AWS) - EC2, Lambda, SNS, SQS, CloudFormation  Message Bus – RabbitMQ, ActiveMQ, Kafka  Automated testing tools - Mockito, JUnit, Cypress, Jest, etc.  Source code management tools - Git, GitLab, Bamboo  Containerization  and Deployment – Docker, Helm, Kubernetes  CI/CD DevSecOps pipeline tools - Jenkins, Git, Gitlab, Bamboo, BitBucket, SonarQube, Fortify  Issue and Ticket Tracking - Jira and Confluence    TypeScript  CSS  Groovy  Puppet  Requirements Must have an active TS/SCI with CI poly to qualify for this position Bachelor’s Degree in STEM field or related experience   Experience: 15+ years of relevant experience.  Must be available to work in-person in Sterling, VA or Aurora, CO   Strong Java skills, including JEE and REST web services.  Experience with Oracle, MySQL, or Postgres.  Proficiency in at least one modern programming language such as Java.  Proficiency with Linux development including command line  Experience with Java microservice application and interface design and development.  Understanding of Agile practices  Current Security+ (or similar) certification or willingness to obtain   Preferred Qualifications  Experience developing microservices using Spring Boot and the Spring Framework  Experience working with scalable and distributed message bus such as Apache Kafka  Experience applying DevOps best practices and leveraging tools such as Git, Jenkins, and Docker  Experience developing secure RESTful web services integrating Identity Management tools such as Keycloak and LDAP  Ability to work with container orchestration systems such as Kubernetes, Docker, and Helm  Knowledge of in-memory storage solutions (Redis) as well as AWS S3-compliant object stores  Experience applying DevOps best practices in day-to-day software development  Experience with Continuous Integration and Automated Testing using tools like Jenkins/Hudson, Cypress, JUnit, etc.  Knowledge of Java Instrumentation and Performance Monitoring.  Understanding of server virtualization using VMWare.  Web development skills in HTML5, JavaScript, Flash, JSP, GWT, or other frameworks.    Benefits Work/Life Balance Northstrat values true work life balance. We offer power of choice benefits designed to best meet the needs of you and your lifestyle. Our benefits programs are designed to support and encourage wellness, healthy living, retirement investment, and lifetime learning. Pay Range There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. We also offer competitive compensation, benefits, and professional development opportunities. Please refer to our Benefits section for additional details.   Flex Time Northstrat does not mandate specific working hours. Although project requirements may dictate schedules, a Northstrat employee is only required to work an average of 8 hours per weekday over the course of a month. For example: John worked 12 hours on June 1st to meet a project deadline. On June 15th, John only worked 4 hours because he left early for a long weekend. John’s IBA was not debited for time off because flex time allowed him to carry over those 4 hours from June 1st. Individual Benefits Account (IBA) To attract and retain the highest quality staff, Northstrat provides a unique and versatile benefits package, the Individual Benefit Account (IBA), which places the power of choice in the hands of our greatest asset – the employee. The purpose of the IBA is to provide attractive benefits to all full-time employees of Northstrat on a flexible basis that enables each covered employee to select a package that best suits his or her needs. Whether those needs are paid time off, medical expenses, prescription drug expenses, cash disbursement, or a combination of any of these, the IBA provides flexibility to help you meet your specific goals. The IBA can be used for such things as: IBA Benefits accrue each month in the amount equivalent to 50% of the employee’s monthly compensation rate. That is, the effective dollar amount of this accrual is in addition to an employee’s salary. Profit Sharing Plan (PSP) The PSP is a qualified retirement plan that Northstrat funds quarterly on the employee’s behalf through the IBA in the amount equivalent to 25% (up to the IRS contribution limit) of the employee’s compensation. That is, of the 50% accrual in the IBA, half of the amount accrued is applied to the PSP. Stock Options Because Northstrat is an employee-owned company, all new employees are offered stock options. Employees have the opportunity to receive additional stock options based on accomplishment of individual performance goals. Stock owners elect the Board of Directors and are directly impacted by the success of the company. Lifelong Learning Our culture promotes and nurtures a growth environment. We hire and scale rapidly to meet the needs of our partner customers. Through periodic company sponsored training events, and the ability to use IBA funds for reimbursement of work-related education expenses you will have the opportunity to continually grow your skills and abilities. Bring Your True Self We embrace diversity and encourage inclusion. We support employee led interest groups and challenge our employees to support others and be their best self. We are so true to our beliefs that we offer employee referral incentives. When you like it here, your friends and family will too! Northstrat is an Equal Opportunity Employer We are committed to fostering an inclusive, diverse workplace. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, disability, veteran status or other legally protected status.

Source:  workable View original post

Location
Sterling, VA, USA
Show map

workable

You may also like

Workable
Senior Backend Platform Engineer, Distributed Systems
Help redefine how the DoD makes multi-billion-dollar force-design decisions. In this role, you'll fuse physics-driven simulation, interactive computing, and verified AI code-generation to create next-generation wargaming platforms. If building ultra-low-latency APIs, taming high-volume geospatial data, and leading with clean, production-ready Python gets you fired up, let’s talk. What you’ll do Own the service layer—design, build, and scale FastAPI micro-services and lightning-fast ZeroMQ messaging pipelines running in Kubernetes and bare-metal clusters. Wrangle data at speed & scale—shape and query multi-TB Postgres/PostGIS datasets, orchestrate Redis for sub-millisecond state, and keep everything rock-solid under bursty load. Glue the stack together—expose crisp, well-versioned REST & WebSocket endpoints for the frontend crew and simulation kernel. Ship continuously—automate CI/CD, observability, and security hardening to DoD standards; push to prod with confidence. Lead by doing—drive code reviews, mentor teammates, and set the standard for test coverage and documentation. Why Code Metal? Mission with impact: your APIs become the nervous system of digital battlefields influencing multi-billion-dollar defense acquisitions. Velocity: tight-knit teams, weekly releases, zero bureaucratic drag. Ownership: no passengers—every engineer ships code that matters. Requirements Must-have credentials 4+ years building production backends in modern Python, with deep FastAPI (or equivalent async framework) experience. Proven expertise in ZeroMQ, NATS, Kafka, or similar high-throughput messaging systems. Hands-on with Postgres/PostGIS and Redis in performance-critical workloads. Cloud-native chops—Docker, Kubernetes, and one major provider (AWS, GCP, Azure, or GovCloud). Active Secret clearance or eligibility to obtain one.  Bonus points C++ or Rust skills for bridging high-performance simulation modules. Hardened services for FedRAMP / STIG compliance. Observability mindset—Prometheus, Grafana, OpenTelemetry. TS/SCI clearance. Benefits Health care plan with 100% premium coverage, including medical, dental, and vision. 401k with 5% matching. Paid Time Off (Uncapped Vacation, plus Sick & Public Holidays). Flexible hybrid work arrangement. Relocation assistance for qualifying employees.
Boston, MA, USA
Negotiable Salary
Workable
Java Healthcare Technology Developer
We are looking for a health technology developer, ideally with experience with modern healthcare standards. Your job will be to work with and be part of a global effort to model and build technology solutions for healthcare. Some of your work will be open source. Our commitment to continuous investment in learning and contribution to the evolution of health technology fuels our enthusiasm for the future and potential to revolutionize the sustainability and practice of medicine. Responsibilities Design and implement product features in Java and Spring apps Engage with and learn from HL7/FHIR health informatics community around standards-based approaches to modeling and solving healthcare use-cases Consult with our clients and provide strategic advice on how to use technology to solve their problems Be accountable for ensuring that all working hours are accurately reported Requirements Desire to work on health technology Have 3+ years experience developing software professionally Experience in Java and Spring Worked on production applications (bonus) Experience building health technology systems with FHIR and CQL Proficiency with HAPI and the Java FHIR client libraries Proficiency in other programming languages, such as TypeScript and Kotlin Worked on design, development, and devops of production Java applications in healthcare Benefits We operate in small, cross-functional, long-lived teams. This is a remote or in-person position - we are based in the Boston area, but remote work from anywhere in the US is acceptable. Some amount of travel is possible. We provide a competitive salary, a self-directed 401K plan, 100% coverage of health insurance premiums, an annual budget for professional development and conferences, along with many other perks.
Boston, MA, USA
Negotiable Salary
Workable
Principal Software Engineer - Python
Job Title Principal Software Engineer - Python AI Pipelines Overview We are looking for an experienced software engineer to help us build a new generation of transpilation tools enabled by AI and modern verification techniques that promises to bridge the gap between algorithm development and deployment to embedded systems. In this role you will play a lead role in architecting and implementing novel code generation pipelines that use a mix of Generative AI, Static Analysis and Formal Verification methods to translate code written in one language to another. Requirements Responsibilities ● Define Software Architecture for Agentic AI pipelines. Architect and implement complex workflows involving state machines, message queues, and distributed processing. ● Deploy and manage containerized services using Docker. ● Build well tested extensible code foundations for code translation products. ● Collaborate with domain specialists to incorporate formal verification and static analysis methods into code generation pipeline. ● Work with cloud services and distributed architectures to ensure high availability. Must Have ● Seven or more years of experience with collaborative enterprise-level software development in Python to deliver products to a large customer base ● Demonstrated experience gathering requirements from stakeholders and distilling them into software designs ● Demonstrated experience planning and executing on large projects in a team-based setting ● Demonstrated history of building and delivering robust software by employing best practices throughout the SDLC process, including Code review, Testing, Continuous integration, Release management and Build systems ● Experience with Machine Learning Tools and Frameworks ● Expertise in building scalable APIs (REST, GraphQL, gRPC). ● Hands-on experience with Docker and containerized application development. Great to Have ● Strong experience with workflow orchestration, state machines, and message queues (e.g., RabbitMQ, Kafka, Redis, Celery). ● Familiarity with PromptFlow or similar workflow automation tools. ● Experience working with cloud-based distributed systems (AWS, GCP, Azure).
Boston, MA, USA
Negotiable Salary
Workable
Senior Backend Software Engineer
Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded by visionaries from Stanford and MIT and supported by top-tier venture capital firms, we are a rapidly growing team dedicated to breaking boundaries and challenging the norms of the multi-billion-dollar engineering simulation market. Role Overview We are looking for a Backend Software Engineer to help us design and implement scalable solutions that meet the growing demands of our advanced EM simulation platform. The ideal candidate has expertise in high-performance computing (HPC), infrastructure, web API design, and systems design. Additionally, the candidate will be help us enhance our data management, frontend-backend API unification, and cloud integration. Key Responsibilities Contribute to general software development efforts, such as API unification, simulation data management (e.g., caching, syncing, storage), and scripting improvements. Collaborate with EM and infrastructure teams to implement simulation-specific solutions, including enhancements to back-end/scheduler integrations and Python front-end functionality. Improve our task pipelines through an innovative design for a web API in a multi-physical simulation context. Develop and maintain hybrid cloud compute and storage solutions, integrating on-premise HPC systems with modern cloud platforms. Optimize and manage high-performance computing clusters equipped with high-speed interconnects. Requirements Education: Bachelor’s degree or higher in computer science or computer engineering. Technical Skills: Proficiency in Python, C++, and Java, with experience in distributed computing environments (e.g., MPI). Familiarity with backend API development, documentation, packaging, and deployment. Understanding of HPC computing, system administration, and networking. Experience compiling and optimizing C++ source code. Expertise in cloud computing and storage solutions. Proficiency in Linux operating systems, software deployment (e.g., Ansible), and backend security. Experience with containerization and orchestration tools (e.g., Docker, Kubernetes, Swarm). Innovative Mindset: Ability to learn quickly, adapt to new challenges, and innovate in a fast-paced startup environment. Bonus Skills: Familiarity with electromagnetic physics simulations Knowledge of memory, CPU, and GPU resource optimization. Familiarity with simulation-specific tooling and workflows. Understanding of simulation GUI and scripting interfaces. Example Projects Work with the wider team to merge code into a single repo and then build CI/CD that enforces best-practices, like protecting the main branch Implement docker container usage across the developer workflow, from development to deployment including automated, parameterized image building for on-premise customers Build and deploy a desktop configuration with GUI that connects to a network simulation service and includes licensing controls Track, monitor, and improve the end-to-end latency of simulation runs across all user traffic Manage the sizing and configuration of the high-performance computing cluster comprised of CPUs and GPUs, and track metrics like utilization and performance Collaborate closely with EM team members on the design and optimization of multi-physics simulation workflows, including using frameworks like Slurm and Dask and redesigning our web API Join Us By joining Flexcompute, you’ll be at the heart of a movement set to redefine the engineering simulation industry. You will play a key role in shaping the future, where our innovations in simulation technology pave the way for groundbreaking advancements. We are committed to fostering an innovative and collaborative culture where boundaries of possibility are re-imagined, driven by creativity, expertise, and a shared vision of transforming the technological landscape. Benefits Competitive compensation with equity of a fast-growing startup. Medical, dental, and vision health insurance. 401(k) Contribution. Gym allowance. Friendly, thoughtful, and intelligent coworkers.
Boston, MA, USA
Negotiable Salary
Workable
Principal Software Engineer, Visualization & Frontend
Give decision-makers the clarity they need—exactly when they need it. At Code Metal, real-time physics sims, AI insights, and operator actions converge into massive data streams. As our Visualization & Frontend lead, you’ll turn that firehose into elegant, high-impact experiences that guide multi-billion-dollar force-design choices driven through wargaming. We’re looking for a hands-on architect who can shape a modular UI stack, tame dense geospatial and temporal data, and mentor a small, elite crew to ship polished products fast. What you’ll do Architect a next-gen UI framework—design a component library and plugin system that lets internal teams (and future third-parties) extend visualizations without touching core code. Render data at scale—build responsive views that fuse live sim outputs, AI overlays, and historical datasets into one coherent, zoom-through timeline. Integrate cleanly—consume FastAPI/ZeroMQ endpoints from the backend and publish well-versioned client APIs for mission-planning tools and dashboards. Iterate with stakeholders and UX design Leads—relentlsly optimize experience driven by performance and feedback from Airforce wargamers and UX leads. Lead by example—drive UI/UX best practices, code reviews, design critique, and automated testing; help teammates grow into force multipliers. Ship continuously—own the CI/CD pipeline for web and desktop targets, with an eye toward DoD accreditation and cross-domain distribution. Why Code Metal? Mission with impact: your visuals steer the conversations that shape tomorrow’s force. Velocity: tight loops, tiny teams—design in the morning, deploy by evening. Ownership: no spectators—every engineer ships code that matters. Requirements Must-have credentials 6+ years building and deploying data-rich, production-grade web applications. Mastery of modern TypeScript/JavaScript frameworks and state-management patterns. Proven record designing modular, extensible frontends that multiple teams can evolve in parallel. Deep experience visualizing large datasets (time-series, geospatial, graph) in real time. Strong grasp of secure, maintainable build and packaging workflows. Active Secret clearance (or the ability to obtain quickly). Bonus points WebGL / WebGPU, deck.gl, Cesium, or other high-performance rendering libraries. Cross-platform desktop packaging (Electron, Tauri, Progressive Web Apps). Familiarity with human-factors design for mission-critical environments. TS/SCI clearance. Benefits Health care plan with 100% premium coverage, including medical, dental, and vision. 401k with 5% matching. Paid Time Off (Uncapped Vacation, plus Sick & Public Holidays). Flexible hybrid work arrangement. Relocation assistance for qualifying employees.
Boston, MA, USA
Negotiable Salary
Workable
IT Operations Manager
We’re looking for an IT Operations Manager to own and scale our IT function. This is a hands-on role today: you’ll manage devices, support employees, maintain on-prem equipment, and build out the internal cloud infrastructure that powers our business. As the company grows, you’ll take on a more strategic role — setting the IT roadmap, managing vendors, and building an IT team. You’ll collaborate closely with our Cloud/SecOps team: aligning on security, integrations, and shared infrastructure, while owning the operations, employee-facing cloud systems, and support side of IT. Responsibilities Lead IT operations: endpoint management, device lifecycle, and vendor management. Be hands-on with support: onboarding, troubleshooting, tickets, and escalations. Manage on-prem hardware, office networking, and SaaS tooling. Design and implement internal cloud infrastructure for IT operations (e.g., SSO/IdP, MDM, IAM, automation, SaaS integrations). Support implementation of IT processes such as MFA, SSO, endpoint management, logging, and patch management. Improve reliability and efficiency of internal systems, with a focus on employee productivity. Collaborate with the Cloud/SecOps team on infrastructure integrations, identity management, and compliance readiness. Evaluate, select, and manage IT vendors (hardware, SaaS, MDM, networking). Document IT workflows and continuously improve processes for scale. Support compliance readiness and security audits by aligning IT operations with organizational policies and compliance frameworks. Anticipate future needs: prepare for IT team growth, design scalable processes, and eventually mentor/manage IT staff. Requirements 6+ years in IT or infrastructure roles, with at least 2 years of ownership or leadership experience. Strong hands-on experience with device management, networking, and internal cloud systems (AWS/GCP/Azure for IAM, automation, SaaS integrations). Proven success implementing IT processes and internal tooling in a growing organization. Excellent communication skills — able to set direction, influence stakeholders, and work cross-functionally. Comfortable being hands-on today while preparing to take on a more strategic leadership role as we scale. Familiarity with regulated, compliance-driven environments (e.g., CMMC, SOC 2, ISO 27001, NIST) and experience supporting compliance initiatives is a plus. Benefits Health Care Plan (Medical, Dental & Vision). 401k with 5% matching. Paid Time Off (Uncapped Vacation, plus Sick & Public Holidays). Flexible hybrid work arrangement. Relocation assistance for qualifying employees.
Boston, MA, USA
Negotiable Salary
Cookie
Cookie Settings
Our Apps
Download
Download on the
APP Store
Download
Get it on
Google Play
© 2025 Servanan International Pte. Ltd.