Top Entry Level Software Engineer Jobs in Boston, MA

Develop and scale full-stack web applications for Toast’s digital storefront, including online ordering and website products. Design solutions, improve performance and usability, collaborate with Product and Design, run experiments, resolve critical issues, and contribute to API design, testing, and cross-team product integration.

Build software simulators modeling the National Airspace System, including aircraft trajectories, weather, air traffic control, and pilot behavior. Design simulation infrastructure and physics-based models using discrete-time simulation, statistics, algorithms, and Monte Carlo analysis. Develop mission-critical software for aviation decision-support systems and collaborate across teams in a safety-critical environment.

Design, analyze, and implement real-time optimization software for tracking and planning aircraft trajectories across the National Airspace System. Apply operations research, optimization, statistics, data science, and machine learning to mission-critical aviation systems. Develop algorithms using approaches such as linear programming, mixed-integer programming, constraint satisfaction, and greedy optimization. Analyze large datasets, build predictive models, collaborate across teams, and use modern LLM tools to improve development workflows and code quality.

Designs, develops, tests, troubleshoots, and debugs software systems and subsystems for storage-related products. The engineer implements enhancements, analyzes coding and integration requirements, writes testing plans and documentation, identifies software issues, and collaborates with internal and outsourced development teams to deliver reliable solutions.

Develop and launch scalable full-stack search systems using JavaScript, TypeScript, Python, or Kotlin. Collaborate with engineers and stakeholders, balance delivery speed with system reliability, debug code, participate in code reviews, write tested and extensible software, and contribute to team growth and communication.

Design, develop, implement, and test full-stack software features; improve existing products; analyze requirements; integrate new technologies; and own projects through completion. The engineer collaborates with QA, Product Management, Device Engineering, and Quality Engineering to deliver robust, scalable consumer technology products involving wireless, IoT, web, mobile, and cloud systems.

Develop APIs, backend services, and scalable systems supporting DraftKings’ high-volume live sports products. Debug production issues, contribute clean and testable code, and collaborate with engineering, product, and design teams in an agile environment. The role is intended for students completing a computer science or related degree by December 2026 and offers the opportunity to make immediate production contributions while growing technically.

Build Belisar’s platform as a full-stack engineer, owning features from architecture through delivery. Develop React and TypeScript interfaces, Python/Django backends, PostgreSQL data systems, AWS infrastructure, CI/CD, data pipelines, and applied ML/LLM capabilities. Work directly with customers and the founding team in a 0-to-1 environment, make architecture decisions, translate ambiguous problems into technical plans, and ship production-ready software quickly.

Leads development and modernization of full-stack web applications supporting clinical and genomic data. Designs features with Node.js, TypeScript, React, databases, and AWS; transitions legacy PHP, Go, and Angular systems; writes automated tests; manages deployments; and ensures healthcare data privacy and quality standards. Provides technical guidance, establishes coding standards, trains developers, conducts reviews, and collaborates with global cross-functional teams in an agile environment.

Build and maintain Soluna’s data center control systems and data infrastructure. Responsibilities include architecting Maestro, improving software testing and deployment practices, developing internal data products, managing AWS cloud infrastructure, debugging industrial interfaces, and creating reliable mission-critical applications using Elixir and other technologies.

Develop, test, debug, and maintain software applications using Java and Python. Write efficient code, SQL queries, and unit tests; work with relational databases and Git. Participate in code reviews, Agile/Scrum ceremonies, and cross-functional collaboration with engineering, QA, and product teams while learning new frameworks and technologies.

Design and implement backend APIs, microservices, and checkout platform components for Affirm’s financial products. Own system health, improve performance and reliability, collaborate across engineering teams, and contribute to technical standards, tooling, and processes. The role requires developing, testing, and shipping high-quality software at scale while making customer-centric technical decisions.

Design and develop low-latency teleoperation software for robotic platforms, including real-time control, communication pipelines, immersive VR/AR interfaces, simulation environments, and operator input systems. Collaborate with robotics, perception, controls, and hardware teams to improve responsiveness, reliability, and human-robot interaction. Troubleshoot networking, latency, communication, and distributed control challenges while integrating robotic manipulators, mobile robots, humanoids, and other electromechanical systems.

Develop and maintain high-reliability, high-throughput backend systems for managing security certificates and configurations. Responsibilities include designing scalable systems, building features, optimizing performance, working with relational and NoSQL databases, and collaborating with testing and SQA teams on deployments. The role requires project-based experience with Java, Spring, Spring Boot, Angular, Terraform, SQL, Linux/Unix, and database technologies.

Build internal web applications, APIs, integrations, AI-assisted workflows, knowledge repositories, dashboards, Slack bots, and PDLC automations. Connect tools such as Jira, GitHub, Notion, and data platforms with go-to-market systems. Prototype rapidly, collaborate across Product, Engineering, Program Management, Analytics, and commercial teams, and ensure secure, documented, auditable solutions.

Develop and maintain full-stack healthcare applications using C#, .NET, ASP.NET Core, JavaScript, and SQL Server. Design APIs, services, background jobs, database procedures, and responsive interfaces; troubleshoot across application and deployment layers; write automated tests; modernize legacy systems; build secure healthcare integrations; and protect sensitive data. Collaborate with product, QA, support, and implementation teams while participating in design reviews, code reviews, testing, and release validation.

Build and maintain backend services, REST APIs, cloud workspace provisioning systems, and resource orchestration infrastructure. Improve performance, reliability, scalability, and security while developing integrations, SDKs, and developer tools. Contribute to architecture and ship features from concept to production. The role requires strong TypeScript, JavaScript, and Node.js skills, backend and database knowledge, and familiarity with Docker, Linux, and cloud infrastructure.

Design, implement, and optimize GPU software for LLM training using CUDA, WebGPU, and GLSL. Profile and tune GPU kernels and shaders for performance, and develop host-side integrations in C++. The contractor will complete output-based tasks, meet minimum weekly submission requirements, and begin work shortly after onboarding.

Develop custom customer integrations and provide Bubble.io guidance. Build and maintain Salesforce, HubSpot, and other CRM integrations; manipulate data with Python and Pandas; design AWS Lambda microservices; support client onboarding and collaborate with the development team to improve the platform.

Build and maintain Plane’s cross-platform Flutter mobile app, owning features from interface through data and native integrations. Work on widgets, notifications, webview-based editing, caching, persistence, and compatibility across multiple server versions. Collaborate with backend, design, product, and QA teams while writing tests and maintaining consistent architecture. The role requires production Flutter experience, clean architecture, Bloc-based state management, dependency injection, unit and widget testing, and familiarity with native Android and iOS development.

Build and support reliable dashboards for AI infrastructure and financial models, including TCO, tokenomics, and compute capital models. Responsibilities include implementing features, loading model releases, validating data, developing accuracy checks, collaborating with analysts, creating charts and explanations, answering client questions, and contributing to research newsletters. The role requires strong Python or TypeScript skills, software engineering experience, numerical accuracy, and effective use of AI coding agents.

Build and maintain core products and collaborate on larger consulting projects using TypeScript, Python, FastAPI, Next.js, GCP, and generative AI frameworks. The role involves hands-on software development within a rapidly growing, remote team serving Saudi Arabia and the GCC.

Develop and improve Scala, Bazel, and CI foundations used by engineering teams. Build shared libraries, frameworks, automation, and developer tools; improve build reliability and feedback loops; debug workflow failures; and partner with product engineers on platform adoption. The role also applies AI-assisted engineering tools and agentic workflows to accelerate development while maintaining safety, quality, and human oversight.

Develop and maintain backend services and APIs for Twilio’s communications platform. Responsibilities include designing, deploying, operating, and reviewing software, supporting production operations and on-call rotations, collaborating with a small engineering team, and writing technical documentation. The role requires Go or Java experience and values familiarity with DynamoDB, AWS, Docker, Kubernetes, and Temporal.

Build and ship frontend features for a financial marketplace using React and Next.js. Collaborate with product, design, and backend engineers; contribute to architecture, component design, code quality, tooling, and the shared component library. Own work from design through delivery, participate in pairing and code reviews, and use AI-assisted development tools thoughtfully.