Senior Full-Stack Software Developer Job at Finni Health

Senior Full-Stack Software Developer

Since our Series A last year, we've become one of the fastest-growing startups t...

Location

United States

Salary:

140000.00 - 200000.00 USD / Year

Finni Health

Expiration Date

Until further notice

Requirements

4+ years of experience
Experience in a backend framework (like Node)
Proficient with HTML, JavaScript, and CSS
Product-minded developer
Actively engages with the 'why' behind what they're building
Has a thirst for using technologies to leapfrog human problems
Has a strong track record of bringing products to life
Understands the balance between moving fast and building for the long haul in an early-stage startup
Can minimize scope, prioritize ruthlessly, and implement rigorously
Takes ownership and sees things through to completion

Job Responsibility

Design initial feature specifications
Build robust backend APIs
Write intuitive frontend code
Oversee ongoing improvements for launched products
Drive projects from concept to completion
Shape not just our product, but our culture
Make foundational technical decisions critical to the company's success
Work incredibly closely with co-founders, investors, and customers to deeply understand problems and build the best product

What we offer

0.05% – 0.1% equity
Learn the inner workings of a growing startup
Contribute during investor meetings and demonstrate features to potential customers
Learning opportunity of a lifetime, even to potentially start your own venture in the future

Fulltime

Geospatial Visualization and Real-Time Systems Full-Stack Developer, Senior

As a full-stack developer, you know that the most powerful computation in the wo...

Location

United States , Annapolis Junction

Salary:

86900.00 - 198000.00 USD / Year

Booz Allen Hamilton

Expiration Date

Until further notice

Requirements

5+ years of experience building interactive, data-dense web applications using React and TypeScript
Experience with geospatial visualization libraries such as CesiumJS, Mapbox GL, Deck.gl, or Leaflet, including rendering of dynamic entities and time-series data on interactive maps
Experience building real-time interfaces that update continuously from streaming data sources using WebSockets, server-sent events, or push-based architectures
Experience integrating front-end applications with RESTful or GraphQL APIs, including state management for asynchronous and user-driven data flows
Ability to design interfaces that present complex analytical outputs such as ranked alternatives, trade-off surfaces, or diagnostic explanations, in forms that non-technical operators can interpret and act on
Ability to obtain a TS/SCI clearance with a polygraph
Bachelor's degree in a CS, Software Engineering, or Human-Computer Interaction field, or 8+ years of experience working in a professional environment in lieu of a degree

Job Responsibility

Own the interactive front-end for two integrated products
Present operators with constraint-backed planning recommendations
Render trade-offs, timelines, rationale, and geospatial context in a way that an operator under pressure can absorb and act on in seconds
Present researchers and analysts with the results of formal model composition and execution
Make validation outcomes, compatibility diagnostics, and evidence artifacts navigable and transparent
Build the surface through which people interact with the system, interrogate its reasoning, override its suggestions, and explore alternatives

What we offer

Health, life, disability, financial, and retirement benefits
Paid leave
Professional development
Tuition assistance
Work-life programs
Dependent care
Recognition awards program

Fulltime

New

Senior Full-Stack Developer

We are seeking a highly skilled and motivated Senior Full-Stack Developer to joi...

Location

Ireland , Dublin

Salary:

71440.00 - 107160.00 EUR / Year

Citi

Expiration Date

Until further notice

Requirements

Bachelor's or Master's degree in Computer Science or a related field
Strong background in professional software development with a strong focus on Java and Spring Boot
Experience with Angular or other modern front-end frameworks
Deep understanding of object-oriented design principles, design patterns, data structures, and algorithms
Extensive experience with RESTful APIs, microservices architecture, and database technologies (SQL and NoSQL)
Proven ability to design and implement complex systems, with a focus on scalability, performance, and security
Excellent problem-solving, communication, and collaboration skills
Experience mentoring junior developers

Job Responsibility

Architect, design, develop, and maintain high-quality, scalable, and performant Java-based applications using Spring Boot, taking ownership of critical components and features
Lead technical discussions and contribute to the overall technical strategy and roadmap for the Issuer platform
Mentor junior developers, providing guidance and support to foster their growth and development
Collaborate closely with product owners, designers, and other engineers to translate complex business requirements into robust and elegant technical solutions
Drive the adoption of modern software development best practices, including code reviews, testing methodologies, and CI/CD pipelines
Proactively identify and address technical challenges, proposing innovative solutions and mitigating potential risks
Contribute to the continuous improvement of our development processes and tools

What we offer

Competitive salary and comprehensive benefits package
Opportunity to make a significant impact on a leading fintech platform and mentor junior developers
Continuous learning and development opportunities
Business casual workplace with a hybrid working model (up to 2 days working at home per week)
Competitive base salary (which is annually reviewed)

Fulltime

New

Senior Full-Stack Software Machine Learning Engineer

Are you an experienced full-stack software engineer with a passion for building ...

Location

France; Switzerland; United States , Bidart; Rolle; Boston

Salary:

Not provided

SOPHiA GENETICS

Expiration Date

Until further notice

Requirements

5-7 years’ experience in the web development field
Bachelor’s degree in Computer Science or Engineering or equivalent professional experience
demonstrated experience in developing reliable web-based services and have a firm grasp on the underlying challenges of releasing web components to production
solid proficiency of front-end framework: React, Next JS, Node, JSX
proficiency in Java for back-end development
solid understanding of backend technologies and microservices architecture
experience with databases like MySQL, MariaDB, and DuckDB, (plus for design and query optimization)
experience with AI use in SDLC
experience with machine learning engineering in a production environment, including building and evaluating RAG pipelines, LLM evaluation methodologies and general lifecycle management
familiarity with Linux environments and GitLab for version control and CI/CD pipelines

Job Responsibility

Lead the development and delivery of web-based solutions that directly support Sophia Genetics’ business objectives in digital healthcare
work closely with product, QA, and cross-functional teams to ensure our platform meets market needs, regulatory standards, and performance goals
deeply understand business needs and translate them into effective technical solutions
develop and optimize web-based services and components, leveraging modern frameworks (React, Next.js, Node.js) and robust backend technologies (Java, microservices)
own and drive the full lifecycle of complex, high-performance software systems
enhance system performance through database optimization (MySQL, MariaDB, DuckDB) and efficient query design
leverage AI and modern tools to enhance SDLC, observability, monitoring, and system intelligence
design, integrate and evolve machine learning components into a production environment, including RAG pipelines and ML model evaluation frameworks
orchestrate cross-functional projects by collaborating with Product, QA, Architecture, and other teams
lead code reviews and mentor junior engineers

What we offer

Sickness and Accident coverage through Helsana
Meal Vouchers at 90CHF PM with our partner cafeteria
a fun and engaging work environment, with Rest & Entertainment space, full stocked free coffee machine and free fruit/snacks
free parking in an easy to access location
a strong social committee

Fulltime

New

Senior Full-Stack Developer

Randstad Digital is seeking a Senior Full-Stack Developer on behalf of a premier...

Location

Canada , Montréal

Salary:

Not provided

Randstad

Expiration Date

August 20, 2026

Requirements

5 to 10 years of professional full-stack software development experience
Strong expertise in building responsive web applications using ReactJS
Practical experience deploying and managing web assets via AWS CloudFront and AWS S3
Solid backend proficiency utilizing Java and/or Kotlin
Deep understanding of modern architectural patterns including microservices, microfrontends, and secure identity framework protocols (OpenID Connect)
Strong familiarity with web security best practices and OWASP guidelines
Proactive learner who adapts quickly to shifting engineering environments and thrives under a Scrum/SAFe methodology
Fluent in English or Bilingual

Job Responsibility

Collaborate with internal development squads and technical leads to roll out initial web portal functionalities, ensuring seamless integration with transactional features
Take ownership of migrating legacy and modern front-end components over to a cloud-native AWS architecture
Build and maintain clean, performant, and scalable code using a combination of microservices and microfrontend design patterns
Embed robust security controls into the delivery pipeline, ensuring all web assets meet rigorous corporate standards

What we offer

Flexible Hybrid Model: Enjoy the balance of working from home with a requirement of only 2 days per week at our collaborative Montreal office
Modern Engineering Culture: Work inside a mature, scaled Agile environment (SAFe) alongside highly skilled internal technical leads
Cutting-Edge Stack: Gain hands-on exposure to advanced cloud delivery mechanisms, microfrontends, and modern identity protocols

Fulltime

Senior Full-Stack Developer (React+Java)

ELEKS Software Engineering and Development Office is looking for a Senior Full-S...

Location

Argentina

Salary:

Not provided

ELEKS

Expiration Date

Until further notice

Requirements

5+ years of professional frontend development experience
3+ years of hands-on React experience in production environments
2+ years of experience with Java (Spring)
Experience working in or architecting microfrontend or large-scale distributed frontend systems
Track record of delivering complex features with minimal supervision
At least Upper-Intermediate level of English

Job Responsibility

Design, develop, and maintain reliable software in line with technical requirements, focusing on performance and availability
Analyze requirements, review designs, and estimate user stories following project methodology (Agile, Waterfall, etc)
Proactively propose code refactoring and optimization improvements according to the best software development practices and coding standards
Help maintain and improve high-quality standards within the developer community by sharing knowledge, conducting tech talks, and participating in the internal promotion verification process
Stay up-to-date with modern technology and obtain professional certifications
Support less experienced developers by providing training, distributing, and monitoring tasks

What we offer

Close cooperation with a customer
Challenging tasks
Competence development
Ability to influence project technologies
Team of professionals
Dynamic environment with low level of bureaucracy

Senior Full-Stack Developer

Disguise is seeking a Senior Full-Stack Developer to join our growing Cloud Serv...

Location

Canada , Quebec

Salary:

Not provided

Vue

Expiration Date

Until further notice

Requirements

3+ years of professional software development experience
Strong backend expertise in Django
Strong frontend expertise in Vue
Deep understanding of REST APIs (public and private), including OpenAPI specifications and documentation
Proficiency with Git (branching, pull requests, code reviews)
Experience using tools like JIRA, GitHub, ProductBoard, or similar
Excellent written and verbal communication skills (English required
collaboration with UK and Canadian teams)
Experience integrating AI workflows into daily development practices without compromising engineering standards

Job Responsibility

Architect and build scalable APIs and backend services across multiple platforms and technologies
Design robust, high-performance database solutions with strong optimization practices
Develop and maintain Vue-based UI controls and components that expose powerful features to end users
Collaborate closely with other engineering teams across the organization to integrate systems and share expertise
Conduct thoughtful code reviews and maintain high standards for quality and reliability
Support customer-facing teams by troubleshooting issues and responding to internal and external support requests
Assist with debugging, performance tuning, and production deployments
Break down large features into manageable, well-scoped tasks and drive them to completion

What we offer

Unlimited Paid Time Off - with minimum time you must take set at 20% above statutory
Hybrid working between home and our offices (dependent on role and location)
Mental health and wellbeing support - subscription to the Calm app, mental health first-aid buddies, employee assistance programmes
Gig allowance - £400 (or local equivalent) to spend on tickets every year to immerse yourself in our industries
Belonging policies - including (but not limited to) support for Parental, Fertility, Miscarriage, Menopause and Transitioning
Training, coaching & mentoring

Senior Full-Stack Developer

Metalcraft of Mayville is building a new in-house development team and is hiring...

Location

United States , West Bend

Salary:

90000.00 - 160000.00 USD / Year

Robert Half

Expiration Date

Until further notice

Requirements

3–5+ years of software development experience
Strong full-stack background
Experience owning products or major features end-to-end
Ability to gather requirements from business users or clients
Experience with AI development tools and reviewing generated output thoughtfully

Job Responsibility

Rebuild legacy systems into modern web apps
Build full-stack applications from scratch
Work directly with stakeholders across operations, sales, and manufacturing
Design APIs, databases, and scalable solutions
Help shape architecture, tooling, and engineering practices on a new team

What we offer

medical, vision, dental, and life and disability insurance
401(k) plan

Fulltime

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