Backend Engineer

• We’re looking for a talented engineer to join the Nitro team and help build the core technology powering Arbitrum, the leading Ethereum scaling solution.
• Designing and optimising systems responsible for transaction execution, state management, and network performance
• Scaling throughput and improving the performance and efficiency of Arbitrum's core infrastructure
• Solving distributed systems challenges across a large-scale blockchain network
• Enhancing reliability, observability, and security across critical infrastructure
• Developing new capabilities for the Arbitrum stack

Senior Backend Engineer, Rust

• Contribute to the design and implementation of large-scale backend applications.
• Ensure code quality and support your teammates in maintaining strong engineering standards.
• Build reliable and fault-tolerant systems using message queues (RabbitMQ, Kafka, etc.) and implement best practices for scalability and resilience.
• Improve system scalability, reliability, and architectural clarity through thoughtful design and optimization.

Senior Software Engineer – Java

• Writing, building, deploying, and maintaining diverse software applications
• Overseeing and guiding the requirements analysis, writing, building, and deployment of software
• Overseeing automated testing and providing feedback to management during the development process
• Modifying and testing changes to previously developed programs
• Collaborating effectively within a software engineering team

Senior Backend Software Engineer

• Develop and maintain analyzer workflow logic within the ECL platform, owning the backend processes that drive analyzer operations end-to-end
• Implement and extend workflow orchestration — managing analyzer state transitions, operational sequencing, and runtime event handling
• Collaborate with the Analyzer Integration Engineer on the communication layer between ECL and connected analyzers
• Support the DCU modernization effort by identifying workflow logic that can be extracted and repackaged into shared .NET libraries
• Work with QA to ensure workflow correctness and reliability across analyzer types and edge cases
• Participate in knowledge transfer from departing Hydra resources to preserve continuity of analyzer workflow behavior.

Senior C# Backend Engineer

• You will be responsible for developing ground satellite operations software using Python and AWS services.
• You will develop APIs, integrate with AWS services such as EC2, S3, RDS, Fargate, and EKS with a focus on scalability, security, cost, and performance of the software.
• Working closely with cross-functional teams to understand requirements, you will implement new features and troubleshoot issues.
• Your strong knowledge of AWS services and best practices will enable you to optimize resource utilization and automate processes.
• You will primarily be responsible for developing backend software capabilities, but the ideal candidate can contribute across backend software development, generative AI integrations, DevSecOps and CI/CD tooling, and software architecture design and maintenance.
• Day to day, you will be a part of the engineering team of frontend and backend engineers working in an Agile Scrum environment.

• Guidehouse has an exciting opportunity for a Microsoft Dynamics Architect to support our client's Case Management system.
• As an Architect, you will work with the technical team to design and deliver the case management solution within a given time, identify risks and mitigate the risk during the design phase.
• You will be responsible for high-quality projects.
• You will work with the client, PM, and BA and streamline the communication between teams.
• Gather technical requirements and propose solutions based on client’s architectural and business needs.
• Drive Dynamics CRM implementations through all project phases, including discovery, definition, build, test, and deploy.
• Lead data-centric discussions with the client through discovery meetings.
• Translate concepts into user flows, wireframes, system diagrams, and prototypes.
• Develop integrations and customizations to Dynamics CRM.
• Design and lead the system architecture process to create, define specifications for, and implement customizations for any custom code or data migration requirements.
• Present tailored demonstrations of the technology solution.
• Work with technology and business groups to define project specifications.
• Develop technical solution designs and implementation plans and take full ownership of the Dynamics 365 solution.
• Interact with both prospective and current customers during product demos/evaluations.
• Enhance efficiency of development, testing and release process; develop tools and frameworks to ensure robust and high-quality delivery of Dynamics 365 Implementations.
• Document technical risks and issues, and actively work to avoid, mitigate, resolve risks and technical debt.
• Relay of the solution design to the development team and provide technical guidance during development of the solution to the development team.
• Travel to multiple customer locations for demos and meetings when required.

Microsoft Dynamics 365 Technical Architect

• Develop and maintain backend services using Java (18+) and the Spring framework, with hands-on experience in Spring WebFlux for reactive application development
• Implement and support RESTful APIs, following established technical standards and architectural patterns
• Work with NoSQL databases, preferably MongoDB, including writing and maintaining queries as needed
• Deploy, run, and support applications on cloud-native platforms based on Kubernetes, using OpenShift Cloud Platform
• Perform regular application maintenance, including defect fixes, minor enhancements, and performance improvements
• Troubleshoot and resolve technical issues in development and production environments using standard debugging, logging, and monitoring tools
• Follow established coding standards, secure development practices, and SDLC processes
• Collaborate within an Agile development team to complete assigned tasks and deliver committed work items

Back-End Software Engineer, Java, Spring WebFlux

• Designing, architecting and implementing industry leading cloud and Azure technical solutions by understanding client requirements through your savvy consulting skills, both business and technical
• Creating detailed documentation including conceptual design, logical design, physical design, bill of materials, as-built diagrams, knowledge transfer materials, FAQs, and transition to operations information
• Working as a subject matter expert to deliver projects from initiation through to successful implementation
• Managing different Cloud platforms including Software as a Service (SaaS), Platform as a Service (PaaS) and Infrastructure as a Service (IaaS) and various environments including public, private, and hybrid
• Designing, implementing and supporting networking, virtualization, Windows, and storage and backup solutions
• Working with Entra AD, Azure Virtual Desktop, and Office 365 as needed
• Automating Azure tasks using PowerShell
• Moving or expanding Entra AD from on premise to Azure
• Migrating workloads to Azure
• Assessing client’s environment for migration to Azure
• Working with other Long View business units and practices to ensure projects progress efficiently and in a timely fashion towards successful closure
• Keeping abreast of relevant industry certifications and accreditations as aligned with key practices and technology partners
• Attending and representing Long View at the latest industry events

Technical Architect – Cloud

• Build and maintain applications using React and Node.js
• Develop HubSpot CRM UI Extensions and interactive front-end components
• Create serverless functions and custom-coded workflow actions using Node.js
• Develop and maintain HubSpot CMS themes, templates, and modules (training provided if needed)
• Ensure high-quality, performant, and accessible web experiences
• Work within project management tools (ClickUp, Jira, Asana, or Teamwork), Slack, and GitHub
• Collaborate with designers and strategists to translate requirements into technical solutions
• Stay current with modern web technologies and best practices

Senior Full Stack Developer, React, Node.js, JS, CSS

• Provide architecture-level infrastructure recommendations, configuration, and sizing requirements to support the Boomi product suite and runtime.
• Translate business requirements to recommendations on specific implementation patterns, and provide guidance on optimizations around performance, security, and capacity management
• Be a product expert of Boomi Platform Services including Integrate, Master Data Hub, APIM and Flow
• Recommend best practices for implementing, managing, and governing Boomi Platform Services
• Produce documentation for architectural patterns and best practices in the form of white papers, design artifacts and presentation
• Create reference architectures for Boomi Runtimes using native cloud technologies such as AWS, Azure, GCP and OCI
• Provide CI/CD advisory to support clients to integrate Boomi within their existing CI/CD pipelines

Technical Architect

• Design and implement scalable, secure, and maintainable software solutions aligned with business needs
• Build and modernise user-facing applications using modern Angular, TypeScript, and component-based front-end architecture
• Lead technical design for complex features and initiatives
• Develop and support backend services and integrations using Java, AWS services, and database technologies
• Collaborate with cross-functional teams to address technical dependencies and deliver high-quality products
• Identify root causes of system challenges and recommend practical, solutions
• Follow best practices in development, testing, CI/CD, and Agile workflows
• Maintain a deep understanding of system architecture, integrations, and data flows
• Actively use AI-powered development tools to improve productivity and code quality

Software Engineer III – Full Stack, Angular, Java, AWS

• You will work on cross-functional teams to build scalable systems for our government -- designing, implementing, and delivering services that millions of Americans depend on.
• You care deeply about working on technology that improves people’s lives, but don’t think technology is always the answer.
• You are passionate about building large-scale systems that are inclusive, well-designed, fast, scalable, and secure, and you'll help set high standards for our teams in terms of simplicity, empathy, and accessibility.
• The Sr. Software Engineer role will be responsible for developing end to end systems for one of Nava's major government partners.
• The objective is to modernize an existing legacy enterprise platform to enable users to have more access to the programs and services that they need.
• This individual will be involved in everything, from strategy and planning through to post-production testing and support.

Software Engineer – Backend, Java

• Contribute to the design and architecture of scalable and robust Java applications via best practices and industry standards
• Develop strategic vision and product development roadmaps
• Collaborate with cross-functional teams, including product owners, designers, and other developers
• Mentor and provide guidance to junior and mid-level developers, fostering their professional growth
• Conduct code reviews to maintain code quality, performance, and maintainability
• Investigate and resolve complex technical issues, identifying opportunities for optimization and enhancement
• Collaborate with stakeholders to understand business objectives and provide technical expertise and solutions
• Stay up to date with emerging technologies, and industry advancements, sharing knowledge and best practices

Senior Java Developer

• Lead and own the technical solution design. This includes designing and understanding the complete Agentforce solution which includes topics, instructions, actions with corresponding automation/code, agent deployment methods, and supporting data structures.
• Deep dive into the limits and boundaries of Agentforce Agents, finding novel solutions to drive business outcomes.
• Collaborate with customers, Project Managers, Solution Architects, Developers and UX Designers to translate business needs into well-architected solutions
• Oversee and contribute to all stages of the project lifecycle—from initial design through development, testing, and final deployment
• Follow and understand new Salesforce products and technical capabilities

Salesforce Architect

• Oversees the design, development, test, and maintenance of non-embedded software throughout the end-to-end lifecycle
• Oversees the review, analysis, and translation of customer requirements into initial design of software products
• Reviews the development, maintenance, enhancement and optimization of software products and functionalities for systems integrations
• Oversees debugging and resolution of issues identified to ensure the reliability and efficiency of software products
• Leads development, establishment, monitoring and improvement of software processes, tools and key performance metrics

Lead Java Software Engineer

• Develops software in conjunction with agile team leadership including participation at agile events
• Assists in the execution of DevSecOps processes to deliver software baseline on sprint boundaries.
• Participates in PI planning as an agile team member
• Engages with users and other engineers to determine solutions to technical issues
• Coordinates the development, maintenance, enhancement and optimization of software products and functionalities for systems integrations
• Leads activities to develop, document and maintain architecture, requirements, algorithms, interfaces and designs for software products
• Debugs and leads resolution of issues identified to ensure the reliability and efficiency of software products
• Leads handling of user inquiries, troubleshooting technical issues and user feedback analysis
• Leads development, establishment, monitoring and improvement of software processes, tools and key performance metrics that align projects with organizational goals and industry benchmarks
• Consults on software domains, system-specific issues, processes and regulations.
• Leads the design, development, test, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, safety, and regulation standards
• Leads review, analysis, and translation of customer requirements into initial design of software products
• Leads software project management activities and software supplier management functions

Senior Java Software Engineer

• Execute all position responsibilities in alignment with Slingshot’s core values, mission, and purpose
• Work across the technology team with product managers, designers, and engineers to build rightsized solutions that advance Slingshot’s SOIA capabilities
• Meet product requirements in a timely manner while not compromising operational stability
• Participate in Agile software development and deployment processes
• Provide ongoing support for services and applications that are mission critical to real-time space operations intelligence
• Communicate methods, findings, and hypotheses with stakeholders
• Work across both frontend and backend services to deliver value to internal and external users
• Build data platforms/pipelines, microservices, interactions with AI agents, and distributed systems powering SOIA workflows
• Build and document APIs (REST, GraphQL) supporting high volume, real-time data flows
• Develop advanced data interfaces and interactive user experiences that streamline operator decision cycles
• Turn architecture ideas into technical specifications that can be executed by anyone on the team

Senior Backend Engineer, Space Operations Intelligence – Autonomy

• Coordinates the development, maintenance, enhancement and optimization of software products and functionalities for systems integrations.
• Leads activities to develop, document and maintain architectures, requirements, algorithms, interfaces and designs for software products.
• Debugs and leads resolution of issues identified to ensure the reliability and efficiency of software products.
• Leads handling of user inquiries, troubleshooting technical issues and user feedback analysis.
• Leads development, establishment, monitoring and improvement of software processes, tools and key performance metrics that align projects with organizational goals and industry benchmarks.
• Consults on software domains, system-specific issues, processes and regulations.
• Leads the design, development, test, and maintenance of non-embedded software throughout the end-to-end lifecycle that meets industry, customer, safety, and regulation standards.
• Leads review, analysis, and translation of customer requirements into initial design of software products.
• Leads software project management activities and software supplier management functions.

• Work with fellow Nava engineers to design, review, and build well-crafted software
• Collaborate with government partners and other contractors to architect, implement, and deploy new systems and improvements to existing systems
• Work in an agile manner to efficiently ship new features that meet user needs
• Create tools and processes to automate our development, testing, and production workflows
• Write and review technical documentation, performing code reviews
• Participate in an on-call rotation to support production systems and investigate issues when they occur
• Take part in hiring activities (e.g., submitting referrals, conducting interviews, and attending interview debriefs), as needed

Software Engineer, Senior – Python

• Architect and oversee backend service ecosystems built with .NET (C#/.NET Core) and Python.
• Define front-end architecture patterns and guide implementation of scalable React applications.Lead 3D visualization and UI architecture using Three.js for interactive, data‑driven interfaces.
• Lead database architecture for SQL Server: schema design, indexing strategies, performance optimization.
• Architect caching, messaging, and high-speed data layers using Redis or similar in-memory systems.
• Design and govern RAG architectures, vector search integrations, and retrieval‑optimized AI solutions.
• Define patterns and frameworks for Agentic AI workflows (LangChain, AutoGen, DSPy, etc.).
• Establish Secure SDLC, architecture governance, code quality, and CI/CD standards.
• Conduct architecture reviews, perform threat modeling, and ensure compliance with best practices.
• Guide resolution of complex production, system, and performance challenges across distributed systems.
• Drive cloud-native architecture on AWS, including containerization, Kubernetes, networking, and security.
• Partner with product, security, and engineering leadership to align architecture with business goals.

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