Senior Full Stack Software Engineer Job at Capital on Tap

Senior Full-stack Engineer, Product Partnerships

Braze's open and flexible customer engagement platform is designed to seamlessly...

Location

United States , New York City

Salary:

154800.00 - 275400.00 USD / Year

Braze

Expiration Date

Until further notice

Requirements

6+ years of full-stack development experience
Strong understanding of design, data structures, and algorithms
Excellent communication and organizational skills
Proven track record of tackling ambiguous and complex problems
Professional experience in Ruby, Ruby on Rails, React, SQL, and NoSQL databases, distributed systems, API design/monitoring/best practices
Professional experience building software at scale
Experience with agile processes

Job Responsibility

Take ownership of large-scale projects, from expanding our e-commerce offerings to optimizing the performance and resiliency of our complex backend systems that power integrations like Shopify
Be a driving force behind our most critical initiatives
Shape the future of our integration platform
Design and code high-impact, foundational features
Contribute to the team's technical and product strategy
Lead by example, mentoring other engineers and ensuring the work of the team is maximally effective

What we offer

Competitive compensation that may include equity
Retirement and Employee Stock Purchase Plans
Flexible paid time off
Comprehensive benefit plans covering medical, dental, vision, life, and disability
Family services that include fertility benefits and equal paid parental leave
Professional development supported by formal career pathing, learning platforms, and a yearly learning stipend
A curated in-office employee experience, designed to foster community, team connections, and innovation
Opportunities to give back to your community, including an annual company-wide Volunteer Week and donation matching
Employee Resource Groups that provide supportive communities within Braze

Senior Full Stack Engineer

We are looking for an experienced Senior Full Stack Software Engineer to join ou...

Location

Estonia , Tallinn

Salary:

Not provided

Bolt

Expiration Date

Until further notice

Requirements

Experience in JavaScript and Node.js / C++ /Java or any OO language
Knowledge of major frontend frameworks and experience with API design and development
University degree in a technical subject (Computer science, Mathematics or similar)
4+ years of experience in software development
Good English and communication skills
Solid understanding of algorithms, data structures, experience with any SQL (MySQL/PostgreSQL)

Job Responsibility

Architecting, designing, developing, and deploying Bolt's growing backend and frontend systems
Designing and building Bolt's growing backend and frontend systems
Coding mostly in TypeScript
Paying attention to detail, proactively fixing upcoming bugs and solving technical challenges
Contributing ideas to our product development roadmap
Giving a hand to your fellow colleagues, participating in code reviews and architecture discussions

What we offer

Rewarding salary and stock option package
Flexibility of working in a hybrid mode with a minimum of 2 days in the office each week
Take care of your physical and mental health with wellness perks

Fulltime

Senior Full Stack Software Engineer

We're looking for a Senior Fullstack Software Engineer to join our team, passion...

Location

United States

Salary:

146700.00 - 230300.00 USD / Year

Atlassian

Expiration Date

Until further notice

Requirements

5+ years of industry experience working as a Full Stack Engineer
Bachelor's or Master's degree with a preference for Computer Science degree
Specialization in Javascript (ES6), HTML5, CSS
Experience with modern Javascript frameworks (e.g., React, AngularJS, Vue)
Familiarity with server-side software development in software design, object-oriented programming. (preferred experience with Java, NodeJs)
Experience with modern testing frameworks (e.g., Jest, Cypress, Mocha, Chai)
Familiarity with A/B testing
Good understanding of front-end architecture and data-driven development
Experience building and integrating REST APIs, GraphQL
Experience with SQL and basic data and numerical analysis

Job Responsibility

Guide the technical direction and implementation of large-scale product features
Evaluate trade-offs between correctness, robustness, performance and customer impact to ensure we build the right solution
Collaborate with product, design and engineering to influence product strategy and direction
Ship well-tested, secure, reliable, and maintainable code while keeping our customers best interests in mind
React to how our product is used in the wild, and help to fix bugs and production issues as they occur
Contribute to code reviews, documentation, and complex bug fixes with security, performance and reliability in mind
Mentor and level up the skills of your teammates by sharing your expertise

What we offer

Health and wellbeing resources
Paid volunteer days

Fulltime

Senior Principal Software Engineer

Atlassian’s Global Experiences organization is dedicated to creating unified, se...

Location

Salary:

Not provided

Atlassian

Expiration Date

Until further notice

Requirements

15+ years of experience in software engineering, with deep expertise in platform and product engineering at scale
Exceptional communication and collaboration skills
able to influence and partner across teams
Deep product engineering background, ideally with experience in platform environments at scale
Full stack experience preferred, or strong back-end skills with front-end capability
Proven ability to architect, build, and operate large-scale, distributed systems and user-facing applications
Strong product mindset and UX sensibility
Experience leading multi-year, cross-org technical initiatives that drive business outcomes
Passion for innovation, continuous improvement, and fostering an inclusive, high-performing engineering environment

Job Responsibility

Leading technical strategy and architecture for Platform Apps, ensuring solutions are robust, secure, and consistent
Driving innovation in user and admin experiences, including integrating AI-powered insights and advancing Atlassian’s System of Work
Collaborating with product, UX, and engineering leaders to define and deliver a roadmap of high-impact, standalone apps
Managing negotiations and dependencies across multiple teams and departments, balancing deep project involvement with platform-wide strategic thinking
Standardising and mechanising app development processes , transitioning from ad hoc to scalable, repeatable approaches
Mentoring engineers and championing engineering excellence, continuous improvement, and an inclusive culture

What we offer

Flexibility: Work from anywhere Atlassian has a legal entity, with support for remote, hybrid, or in-office work
Health and wellbeing resources
Paid volunteer days

Founding Full-Stack Software Engineer – AI for Biopharma

Founding Full-Stack Engineer role at Equator, an AI-native startup building next...

Location

Spain , Barcelona

Salary:

70000.00 EUR / Year

Blu Selection

Expiration Date

Until further notice

Requirements

4–6 years of software engineering experience (mid to senior level)
Strong backend engineering skills with Python
Proficiency in React, Next.js, TypeScript, Node.js
Experience building data-heavy or versioned backend systems
Strong clean-code discipline and architectural thinking
English (Advanced/C1+)
Valid Spain work permit (no sponsorship available)

Job Responsibility

Architect scalable, auditable backend systems (Python, PostgreSQL, modern frameworks)
Build APIs enabling seamless collaboration between humans and AI agents
Develop clean, modular frontend interfaces using React, Next.js, and TypeScript
Implement and maintain data-heavy systems and structured knowledge frameworks
Write clean, precise code and contribute to strong engineering standards
Collaborate closely with founders, designers, and early users to deliver impactful features
Influence product, technical direction, and architectural decisions as a founding engineer

What we offer

Gym membership

Fulltime

Senior Engineer, Software

Our team is searching for a Sr Software Engineer to work of other software engin...

Location

United States , Bellevue; Overland Park

Salary:

113600.00 - 205000.00 USD / Year

T-Mobile

Expiration Date

Until further notice

Requirements

Master’s degree in information systems and management, Electronic Engineering, Information Technology and Communications Engineering, Management Information Systems, Computer Science or related, and 3 years of relevant work experience
Bachelor’s degree in information systems and management, Electronic Engineering, Information Technology and Communications Engineering, Management Information Systems, Computer Science or related, and 5 years of relevant work experience
4-7 years Technical engineering experience
Compensation domain experience required (4-6 years preferred)
Proven experience in programming languages: Shell Scripting, and SQL (T-SQL, PLSQL) in building database applications that operate at scale
Experience in testing, quality and change management methodologies
Expert knowledge of relational database design and support for on-prem and on cloud services (Oracle, MS SQL, RDS)
Experience with ETL methodologies and tools (PowerCenter)
Coding in a DevOps environment within a SCRUM framework to deliver Continuous Integration Continuous Delivery automations for market growth
At least 18 years of age

Job Responsibility

Drives engineering projects by developing software solutions
conducting tests and inspections
preparing reports and calculations
Expected to supervise base and associate level engineers as needed
Understands system protocols, how systems operate and data flows
Expected to independently develop a full software stack
Interact with system engineers to define system requirement and/or necessary requirements for automation
Contributes to designs to implement new ideas which utilize new frameworks to improve an existing or new system/process/service
Review existing designs and processes to highlight more efficient ways to complete existing workload more optimally through industry perspectives
Understands the creation of company IPR

What we offer

Competitive base salary and compensation package
Annual stock grant
Employee stock purchase plan
401(k)
Access to free, year-round money coaches
Medical, dental and vision insurance
Flexible spending account
Employee stock grants
Employee stock purchase plan
Paid time off

Fulltime

Senior Software Engineer

Our team is looking for a full stack Senior Software Engineer to collaborate in ...

Location

United States , Overland Park; Frisco; Bellevue

Salary:

113600.00 - 205000.00 USD / Year

T-Mobile

Expiration Date

Until further notice

Requirements

Bachelor's Degree Computer Science or Engineering
4-7+ years Technical engineering experience
Experience with API development and database management
Experience with Quarkus, Spring boot, Kubernetes, and Docker containers
Proficient with Git, DevOps practices, and Helm charts
Experience in Infrastructure as code with Helm charts, Ansible or Terraform
Experience with React, Next.JS, JavaScript, Java, and at least one backend end framework
Familiarity with SQL, NoSQL, Postgres databases
Communication
Customer Service

Job Responsibility

Drives engineering projects by developing software solutions
Reviews code and mentors base and associate level engineers as needed
Understands system protocols, system operations, and data flows
Contributes to designs to implement new ideas which utilize new frameworks to improve an existing or new system/process/service
Review existing designs and processes to highlight more efficient ways to complete existing workload more effectively through industry perspectives
Collaborate with team to break down features into user stories and estimate them
Collaborates with technical teams and utilizes system expertise to deliver technical solutions
Continuously learns and teaches others existing and new technologies
Contributes to the development of others through mentoring or in house workshops and learning sessions
Contributes to new and existing technology options that support business goals

What we offer

Competitive base salary and compensation package
Annual stock grant
Employee stock purchase plan
401(k)
Access to free, year-round money coaches
Medical, dental and vision insurance
Flexible spending account
Employee stock grants
Employee stock purchase plan
Paid time off

Fulltime

Senior Software Engineer, Checkr Trust

Checkr Trust is building safer communities by providing our customers with risk ...

Location

United States , San Francisco

Salary:

173000.00 - 215000.00 USD / Year

Checkr

Expiration Date

Until further notice

Requirements

BS/MS degree in either computer science or electrical engineering
Have founded or held early roles at successful fast-paced startups
6+ years of full stack software development experience
Advanced knowledge in Ruby (Ruby on Rails)/ Javascript (React), or similar languages/frameworks
Amazing product sense
Experimentation mindset
Experience building scalable technical architecture that can scale to 10mm+ users (including observability tooling, container orchestration, etc)

Job Responsibility

Work closely with customers, engineers, and leaders to design, build, and launch new products
Take full ownership of the entire process of developing end-to-end applications – from shaping the idea to delivering the finished application
Build and improve APIs, including integrating with third-party services to expand what our products can do
Embrace a customer-centric, product-first approach – partner directly with customer success, customers and stakeholders to better understand their needs and turn those into useful features
Keep code reliable and easy to maintain with solid testing, thoughtful reviews, and good practices
Run and measure product experiments, using what you learn to guide future development
Building scalable APIs and asynchronous event-based architecture that can reliably handle very high traffic

What we offer

A fast-paced and collaborative environment
Learning and development allowance
Competitive compensation and opportunity for advancement
100% medical, dental, and vision coverage
Up to 25K reimbursement for fertility, adoption, and parental planning services
Flexible PTO policy
Monthly wellness stipend
Working at a startup within a startup
In-office perks (lunch four times a week, a commuter stipend, snacks and beverages)
A relocation stipend may be available

Fulltime

Senior Full Stack Software Engineer

Capital on Tap

Location:
Poland

Category:
IT - Software Development

Contract Type:
B2B

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 15, 2026

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