Senior Software Engineer, Frontend
$165k - $195kOptimal Dynamics
Built on over four decades of pioneering research at Princeton University, our platform represents the leading edge of innovation in freight and transportation planning. We help customers unlock double‑digit revenue gains and drive smarter, data‑driven operations at scale. With the recent close of our Series C funding round led by Koch Disruptive Technologies, we’re entering an exciting new phase of growth. Today, Optimal Dynamics is a high‑growth company of ~70 employees, backed by top‑tier investors including Bessemer Venture Partners, The Westly Group, Activate Capital, and Koch. We're on a mission to redefine the way logistics decisions are made—and we’re just getting started. About Our Team We are a team of bright, kind, and solution‑oriented people focused on creating value for our customers. We can solve problems individually, but understand that the best solutions are found when the team brainstorms ideas together. We are excited about balancing the need to deploy new solutions quickly and designing solutions that are secured, reliable, maintainable, and scalable for the long run. About the Role Optimal Dynamics is seeking a Senior Software Engineer, Frontend to join our Product Engineering team and lead the development and evolution of our customer‑facing web applications. This role is focused on building high‑performance, intuitive interfaces that translate complex logistics workflows into elegant, usable experiences. As a senior‑level individual contributor and frontend technical leader, you will define frontend architecture, establish best practices, and drive the development of scalable design systems. You’ll work closely with product, design, and backend teams to deliver cohesive, end‑to‑end user experiences that balance speed, reliability, and maintainability while elevating frontend engineering standards across the organization. This is a full‑time, remote‑friendly role open to candidates across the U.S., with the option to work from our New York City headquarters. Ready to make an impact? Join us and help redefine the logistics industry! What You’ll Do Frontend Architecture & Development Design, build, and scale performant, accessible, and maintainable frontend systems using modern frameworks (React, TypeScript). Own key UI architecture decisions, including state management, component design, and application structure. Design Systems & UX Excellence Lead the development and evolution of reusable component libraries and design systems that ensure consistency and scalability across the platform. Collaborate closely with design to deliver polished, user‑centric interfaces. Performance & Quality Optimize application performance, load times, and responsiveness. Establish best practices around testing, observability, and frontend reliability. Cross‑Functional Collaboration Partner with product managers, designers, and backend engineers to deliver seamless, end‑to‑end features. Translate complex domain requirements into intuitive UI/UX solutions. Who You Are Educated: Bachelor’s or Master’s degree in Computer Science, or equivalent practical experience. Experienced: Senior level expertise in React and modern JavaScript/TypeScript ecosystems Proven experience building and scaling complex, production‑grade web applications (SPAs) Deep understanding of frontend architecture , including state management, performance optimization, and component design patterns Experience integrating with APIs and distributed backend systems Familiarity with modern frontend tooling, testing frameworks, and CI/CD workflows Experience collaborating with design teams using Figma , including interpreting design specs and contributing to design systems Nice to Have (Bonus Points) Experience mentoring engineers , driving technical decisions, and frontend excellence across teams. Experience building or maintaining design systems or component libraries. Familiarity with data‑heavy or real‑time UIs (e.g., dashboards, operational tools). Experience working with event‑driven architectures (e.g., Kafka ). Background in logistics, transportation systems , or other complex operational domains. About our Tech Stack and Development Practices At Optimal Dynamics, our entire infrastructure runs on AWS, leveraging a wide range of services including DynamoDB, Aurora, SSM, and SQS to power our intelligent logistics platform. Backend & AI: Python 3 and Java Data Stack: Trino, Dagster, dbt, DuckDB, and Preset IaC: Terraform and Spacelift Cloud: AWS (ECS/RDS/S3/etc) CI/CD: Bazel, Github, AWS CodePipeline/CodeBuild GenAI: Anthropic Claude, ChatGPT Codex, GitHub Copilot We follow modern development best practices with all code stored on GitHub. Every pull request undergoes thorough code reviews, is fully unit‑tested, and deployed through our CI/CD pipeline for continuous quality assurance. Pay Range
$165,000 - $195,000 USD
Competitive compensation, including Series C level equity Health / Dental / Vision 100% covered for employee and 50% for dependents Life Insurance, with optional supplemental insurance Flexible Spending Account (FSA) Health Spending Account (HSA) 401(k) with match Unlimited PTO (vacation, personal days, sick days, jury duty, military leave, bereavement) 11 Holidays Paid Parental Leave for all employees Short‑term and Long‑term Disability Insurances, and AD&D Insurance Fitness membership reimbursement Optimal Dynamics is proud to be an equal opportunity employer that celebrates diversity and is committed to creating an inclusive workplace with equal opportunity for all applicants and employees. Our goal is to recruit the most talented people from a diverse candidate pool regardless of race, color, ancestry, national origin, religion, disability, sex (including pregnancy), age, gender, gender identity, sexual orientation, marital status, veteran status, or any other characteristic protected by law. Optimal Dynamics is committed to working with and providing access and reasonable accommodation to applicants. If you require an accommodation, please reach out to View email address on click.appcast.io once you’ve begun the interview process. All requests for accommodations are treated discreetly and confidentially, as practical and permitted by law. #J-18808-Ljbffr Optimal Dynamics$170k - $300k
...Senior Software Engineer – Frontend Full-time | On-site | New York, NY (Manhattan) Salary: $170k – $300k | Equity: Competitive About the Role We are seeking a Frontend Engineer to design and scale AI-powered applications that automate complex professional workflows. You...SeniorFront endFull timeH1bRelocationVisa sponsorship- Neura Market is seeking a Senior Engineer to design and build innovative consumer credit solutions. You will develop frontend and backend systems while collaborating with cross-functional teams to translate user needs into impactful features. Candidates should have at least...SeniorFront endRemote job
- Upstart is looking for a Senior Software Engineer to design and build frontend systems that enhance consumer credit experiences. This role offers the opportunity to develop scalable, distributed services in a digital-first work environment that facilitates collaboration...SeniorFront end
$160k - $240k
...global financial services company in New York is looking for a Senior Software Engineer to join their Analytics Registry & Notification team. This... ...object-oriented programming language and expertise in web frontend technologies. The position offers a competitive salary...SeniorFront end$140k - $180k
...rewarding. If you care about climate and modern software, we’d love to meet you. We’re looking for a senior full‑stack engineer to help build the core tools that power our... ...skills and experience working across the frontend and backend Proven ability to ship features with...SeniorFront endContract workFor contractorsRemote work- Als Senior Frontend Engineer treibst du den Neuaufbau unserer Frontend-Landschaft maßgeblich voran: weg von einem historisch gewachsenen Technologie-Mix, hin zu einem modernen, einheitlichen React-Stack. Dabei geht es nicht um reine Migration, sondern darum, Anwendungen...SeniorFront end
- ...Overview Insight Global is looking for Full Stack Software Engineers to join a dedicated team building and evolving a clinical data platform... ...for web applications using .NET (backend) and Vue.js (frontend) Build and consume RESTful APIs and JSON-based data contracts...SeniorFront endRemote work
$130k - $160k
A tech company specializing in supply chain software is seeking a Senior Software Engineer to join their team. The ideal candidate has over 5 years of experience, particularly in Node.js and TypeScript, and will help design scalable systems while contributing to the mentorship...SeniorFront endRemote work$115k - $200k
Join Vetcove as a Software Engineer and play a key role in transforming how veterinarians procure supplies. You will contribute both to backend and frontend development, ensuring intuitive products for users. Ideal candidates will possess strong programming skills, particularly...SeniorFront endRemote job- ...adoption. You'll collaborate with backend Rust engineers, blockchain specialists, and UI... ...libraries Collaborate with Product, Design, and Frontend Engineering teams for seamless feature... ...-native engineers Skills 7+ years of software engineering experience Proficiency in...SeniorFront endRemote job
$180k - $260k
Senior Software Engineer - Product-Focused | Remote (US/Canada) $180,000.00/yr - $260,000.00/yr We’re working with a fast‑growing company building... ...used daily by a large developer community Working across frontend, backend, and infrastructure where needed Prototyping...SeniorFront endFull timeRemote work$156k - $185k
...Senior Full Stack Software Engineer - Remote in US Knock is redefining the home buying and selling experience. We’re a passionate team of industry... ...and TypeScript, ensuring seamless integration with our frontend experiences. Own end‑to‑end delivery of complex integration...SeniorFront endFull timeLocal areaRemote workFlexible hours$141.95k - $207k
Meadowfi, based in New York, is searching for a Senior Software Engineer to enhance their student financial engagement platform. The ideal candidate... ...in software engineering, focusing on both backend and frontend applications. You will work closely with Product and Design...SeniorFront end$170k - $220k
Merge API Inc. is seeking backend and full stack engineers to join our Engineering teams in New York. The ideal candidates will have 3-7+ years of software engineering experience and be comfortable working on a variety of technical challenges. In this role, you will engage...SeniorFront end- As a engineer at Bask you will work directly with the CEO and CTO to build and design the software infrastructure that will serve as the backbone of telehealth. We are looking... ...healthcare industry. • You are dangerous on the frontend of the stack. • You are a highly skilled...SeniorFront endRemote job
- Pear Suite in the United States is seeking a Senior Software Engineer for a contract role focused on designing and architecting scalable software solutions. This position requires a minimum of 5 years in software quality engineering, with expertise in GraphQL, Typescript...SeniorFront endContract workRemote work
- Who We Are At OKX, we believe that the future will be reshaped by crypto, and ultimately contribute to every individual's freedom. OKX is a leading crypto exchange, and the developer of OKX Wallet, giving millions access to crypto trading and decentralized crypto applications...SeniorFront end
$192k - $240k
Job Overview As a Senior Frontend Engineer, you will work across the entire company stack, creating and maintaining new products, features, and... ...learn and push the frontier of providing the best financial software experience to help companies grow. You’ll be encouraged to...SeniorFront endWork at officeRemote work- Job Description: We are seeking a talented and driven Senior Software Engineer with 6+ years of experience to join our dynamic team. This role... ...finish. Lead architecture and design of scalable backend and frontend systems. Participate in code reviews and contribute to best...SeniorFront endFull timeWork at officeRelocation package
- Job Title: Senior Software Engineer Work mode: Remote What You'll Do Design, implement, and scale backend services in C#, .NET Core and front... ...For 6+ years of full-stack engineering experience (Frontend experience in React, Redux, TypeScript, and JavaScript. Backend...SeniorFront endRemote work
- Senior Software Engineer (AI Health-Tech) Jobs in USA 2026 Artificial intelligence is rapidly transforming healthcare delivery across the world... ...services supporting real time healthcare workflows. Develop frontend applications using modern web development frameworks and...SeniorFront endVisa sponsorship
- ...this video! About The Role Take2 AI is hiring a hands-on Senior Software Engineer to lead and scale the infrastructure powering our AI-driven... ...contributing across the stack—backend, infrastructure, and web/frontend—jumping in where needed to deliver end-to-end solutions....SeniorFront end
- Restream is looking for a Frontend Engineer to join us to solve complex challenges and build world-class products. In this role, you will build new features, develop the user interface of our product, and improve the reliability of our systems as we scale. You will collaborate...SeniorFront endWorldwide
- ...engage their fans. You'll join a small experienced team where engineers ship product — not tickets. You'll work hand-in-hand with our... ...features users love and can move quickly across the entire stack — frontend, backend, infrastructure. Deep, hands-on familiarity with...SeniorFront end
$250k - $300k
...A well-funded, Series B legaltech startup is looking for a Senior Software Engineer to join their growing engineering team in New York City. This... ...rather than days. You'll be a full-stack engineer with a frontend emphasis, building intelligent, lawyer-facing tools that power...SeniorFront endFull timeContract workWork at officeVisa sponsorship$188k - $230k
Senior Software Engineer, AI Applications About Nayya Founded in 2019, Nayya is on a mission to connect people’s most important information, so... ...owning backend systems and APIs and collaborating on frontend experiences Experience with AWS infrastructure or equivalent...SeniorFront endWork at office$500 per month
...the full stack, from backend inference services to intuitive frontend interfaces within the ClickHouse Cloud platform. API... ...AI/ML capabilities. What you will bring along 5+ years of software engineering experience in production environments Exposure to working directly...SeniorFront endLocal areaRemote workHome officeFlexible hours$175k - $195k
...business‑critical, healthcare‑critical software that clinicians and patients need for... ...isn’t a role for “just ship the ticket” engineers. As a Senior Software Engineer, New Billing at... ...engineers will want to copy them. Lead frontend initiatives, mentor engineers, and establish...SeniorFront endFull timeRemote work$149k - $180k
About the Role Senior Software Engineer II - Frontend The Financial Platform team is a collaborative engineering squad focused on the Pay by Bank product and key product experiences like signup and checkout. We work closely with product, design, and compliance partners...SeniorFront endFlexible hours- ...delivers trustworthy answers from messy enterprise data. As a Senior Software Engineer, Platform, you’ll join the platform team shaping the data... ...ability to contribute across infrastructure, services, or frontend. Experience with gRPC/ConnectRPC, Trino, Kubernetes, DuckDB...SeniorFront end
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer, Frontend. Be the first to apply!
- software engineer amazon New York, NY
- experienced software developer New York, NY
- federal - software developer New York, NY
- software developer internship New York, NY
- senior software engineer New York, NY
- software developer fintech New York, NY
- part time software developer remote New York, NY
- software developer intern New York, NY
- software data engineer New York, NY
- fall software engineering internship New York, NY

