Source Job

$160,000–$180,000/yr
US Unlimited PTO 20w maternity 12w paternity

You'll build the backend systems, data pipelines, and user-facing experiences. You'll focus on backend infrastructure, contributing to Android feature development. You'll partner with engineers, designers, and product teams to bring computer vision models into user-facing workflows.

Node.js Kotlin API Backend Frontend

20 jobs similar to Senior Full-Stack Software Engineer

Jobs ranked by similarity.

US

  • Building and maintaining fullstack product features from frontend to backend
  • Considering user experience, workflows, and clarity when implementing solutions
  • Contributing meaningfully across UI, APIs, and services

FlowFuse builds end-to-end product features across frontend and backend systems. They value collaboration with Product, Design, and Engineering peers.

$170,000–$190,000/yr
US Unlimited PTO

  • Support, maintain, and improve the Flock Safety Android app.
  • Work with Kotlin, Coroutines and Jetpack Compose.
  • Collaborate with cross-functional teams.

Flock Safety is the leading safety technology platform, helping communities thrive by taking a proactive approach to crime prevention and security.

$156,000–$185,000/yr
US Unlimited PTO 12w maternity 6w paternity

  • Design, develop, and maintain backend services, APIs, and data pipelines that power Knock's customer-facing and internal applications.
  • Architect and build scalable backend services using Node.js and TypeScript, ensuring they integrate seamlessly with our frontend experiences.
  • Contribute to AI-powered features and initiatives, integrating AI services to enhance our risk analysis and decision-making capabilities.

Knock is redefining the home buying and selling experience. They are a passionate team of industry experts who knew there had to be a better, simpler way for people to navigate the journey between homes and have been honored as one of Inc.’s Best Workplaces six times in the past seven years.

US Unlimited PTO

  • Develop engaging experiences for millions of users across mobile and web applications.
  • Design and implement scalable apps and services within a unified product and system architecture.
  • Collaborate with the product and UX team to brainstorm and evaluate new product features.

TeamSnap is a sports and communication platform dedicated to taking the work out of play in youth sports.

Colombia

  • Driving technical decisions and facing complex business challenges with clients and cross-functional teams;
  • Conducting code reviews and ensuring adherence to architectural standards;
  • Mentoring and coaching team members on best practices, code quality, and technical growth.

CI&T unites human expertise with AI to create scalable tech solutions. With over 8,000 employees around the world, they've built partnerships with more than 1,000 clients and value a diverse, inclusive, and safe work environment.

US

  • Develop, maintain, and optimize server-side components, APIs, and microservices.
  • Collaborate with front-end developers to integrate elements and ensure seamless user experiences.
  • Design and implement high-performance applications with reusable, testable, and efficient code.

Jobgether is connecting talent with opportunities by leveraging AI. They focus on quick, objective, and fair reviews of applications against core requirements.

Europe 5w PTO

  • Be the go-to person for all things backend in your product area.
  • Work closely with the CTO and the Tech Lead to set technical direction.
  • Design, build, and ship features on schedule, collaborating with product, design teams, and customers.

Secfix automates security compliance for SMBs in Europe, helping them automate ISO 27001, GDPR, TISAX, and SOC 2 in weeks instead of months.

LATAM

Looking for a NodeJs Back-End Engineer passionate about building solid and scalable products. Minimum 1 year of experience as a Back-End developer with NodeJs (especially NestJs). Knowledge of agile frameworks, good practices and collaborative teamwork.

Tekton Labs is a technology consulting and software development company founded in Silicon Valley, with offices in Peru, Mexico, and the United States.

$251,000–$306,000/yr
US

  • Lead the design, development, and maintenance of backend services and microservice integrations via REST/gRPC APIs.
  • Architect, re-architect, and optimize complex systems, balancing performance, scalability, and maintainability.
  • Collaborate cross-functionally with engineering, product, and design teams to deliver high-quality software solutions.

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

$140,000–$160,000/yr
US Unlimited PTO

Build and enhance core Getlabs applications across web, mobile (iOS), internal tools, and backend APIs. Develop end-to-end features across the stack, including frontend UI, backend APIs. Contribute to secure, HIPAA and SOC 2 compliant systems.

Getlabs is the leading platform for at-home diagnostics improving patient adherence and closing gaps in care with same-day, nationwide availability.

  • Architect, develop, and optimize scalable backend services.
  • Drive the evolution of our platform’s core infrastructure.
  • Ensure reliability, performance, and seamless integration across our ecosystem.

ClickUp is building the first truly converged AI workspace, unifying tasks, docs, chat, calendar, and enterprise search, all supercharged by context-driven AI.

US

  • Design and build scalable services and APIs for web applications.
  • Architect and maintain robust backend systems and database models.
  • Analyze product requirements and produce high-quality, production-ready code.

Solace is a healthcare advocacy marketplace that connects patients and families to experts who help them understand and take charge of their personal health.

US

  • Design, develop, and maintain high-quality, scalable web applications and platform services.
  • Build robust backend services and APIs using modern frameworks and cloud-native patterns.
  • Provide architectural direction, evaluate technical trade-offs, and guide long-term platform evolution.

We are seeking an experienced Senior Fullstack Developer who excels in both hands-on engineering and leading projects.

  • Build scalable backend services and APIs.
  • Create responsive dashboards and tools to manage automation systems.
  • Implement automation workflows to power real-time operations.

Base360.ai is an intelligent automation engine that connects data, orchestrates workflows, and powers large-scale operational systems.

$115,000–$185,000/yr
Unlimited PTO

  • Develop new features using cutting-edge front-end, back-end, and mobile native technologies.
  • Translate business requirements into technical solutions.
  • Contribute to the design and development of scalable code architecture.

Roo has created the first B2B labor marketplace in animal healthcare that connects veterinary professionals with hospitals through innovative technology.

Global

Seeking a Senior Backend Developer to design and maintain the core backend systems powering a global, high-performance platform. Contribute to building scalable, secure, and innovative features that directly impact users worldwide. Tackle challenging technical problems in a fast-paced, innovative environment that values autonomy and collaboration.

We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements.

US 4w PTO

  • Design and build API endpoints for client integrations.
  • Improve database and query performance.
  • Integrate with a wide range of third-party services.

Kalepa's state-of-the-art AI Copilot platform empowers underwriters to make smarter, faster, and more accurate decisions in the commercial insurance industry.

Europe

  • Build, scale, and maintain backend and frontend services that power Insider’s core analytics systems.
  • Maintain and evolve large-scale data stores, ensuring fast, reliable access to analytics data at massive scale.
  • Contribute to event ingestion pipelines, API development, data enrichment, and metric generation flows.

Insider One is a platform that provides marketing and customer engagement teams with the tools they need in one place. They have 1,500+ team members, representing 50+ nationalities across 30+ offices and are recognized as a leading B2B SaaS unicorn.

Europe

The Full-Stack Software Engineer will work closely with the product team to turn ideas into live features that thousands of esports fans use. The role involves shipping features quickly in a startup environment, collaborating with the product team to get feedback, and iterating based on real usage. The ideal candidate has experience with React/Next.js (frontend) and Node.js/Nest.js (backend) and is comfortable with PostgreSQL, TypeScript, and AWS/cloud infrastructure.

XBorg powers fan engagement for the world's biggest esports teams, building the infrastructure that lets these organizations create personalized, gamified experiences.