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Software Engineer Startup Jobs in Massachusetts (NOW HIRING)

Anduril Industries

Staff Software Engineer

Boston, MA · On-site

They are seeking a Staff Software Engineer to lead technical direction and architectural standards ... growth startup-like environments. Demonstrated successes in scaling and maturing software ...

zeroRISC

Software Engineer (Cloud)

Boston, MA · On-site

$65.25 - $84.75/hr

Role Overview As a Software Engineer at zeroRISC, you will develop our suite of security-focused ... As a seed-stage startup, this role offers significant opportunities for learning and career growth

zeroRISC

Software Engineer (Cloud)

Boston, MA

$65.25 - $84.75/hr

Role Overview As a Software Engineer at zeroRISC, you will develop our suite of security-focused ... As a seed-stage startup, this role offers significant opportunities for learning and career growth

zeroRISC

Software Engineer (Cloud)

Boston, MA

$65.25 - $84.75/hr

Role Overview As a Software Engineer at zeroRISC, you will develop our suite of security-focused ... As a seed-stage startup, this role offers significant opportunities for learning and career growth

OnCorps, LLC

Senior Software Engineer

Boston, MA · On-site

$133K - $176K/yr

We are seeking a talented and motivated Senior Software Engineer to join our dynamic Engineering ... Growth Opportunities: As a rapidly growing startup, we offer significant opportunities for ...

OnCorps LLC

Senior Software Engineer

Boston, MA · On-site

$133K - $176K/yr

We are seeking a talented and motivated Senior Software Engineer to join our dynamic Engineering ... Growth Opportunities: As a rapidly growing startup, we offer significant opportunities for ...

OnCorps LLC

Senior Software Engineer

Boston, MA · Hybrid

$133K - $176K/yr

We are seeking a talented and motivated Senior Software Engineer to join our dynamic Engineering ... Growth Opportunities: As a rapidly growing startup, we offer significant opportunities for ...

SevenAI

Principal Software Engineer (Cloud)

Boston, MA · On-site

$146K - $196K/yr

We are seeking a Principal Software Engineer to help define and build the technical foundation of ... Experience working in high-growth startup environments. * Track record of building and scaling ...

Tutor Intelligence

Staff Software Engineer

Watertown, MA · On-site

$170K - $230K/yr

The Role We are looking for a Staff Software Engineer to lead the design and implementation of core ... Startup experience or experience building systems from zero to production. About Our Roles & Titles ...

Lumafield

Systems Software Engineer

Boston, MA

$120K - $170K/yr

... of startup experience - you know the trade-offs between shipping fast and perfecting a design ... Mastery of software engineering fundamentals including debuggers, profilers, and evaluating trade ...

Compass

Software Engineer II

Boston, MA · On-site

$126K - $141K/yr

Software Engineer ll Compass envisions a world where the experience of selling or buying a home is ... Work in a startup-like environment building agile products and services * Design and build ...

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Software Engineer Startup information

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$69.3K

$161.1K

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How much do software engineer startup jobs pay per year?

As of Jul 20, 2026, the average yearly pay for software engineer startup in Massachusetts is $161,114.00, according to ZipRecruiter salary data. Most workers in this role earn between $131,100.00 and $188,900.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Software Engineer Startup position, and why are they important?

To thrive as a Software Engineer in a startup environment, you need solid programming skills, a problem-solving mindset, and a degree in computer science or related experience. Familiarity with agile methodologies, cloud platforms, version control (like Git), and rapid prototyping tools is highly valued, and startup engineers may also benefit from exposure to full-stack development. Adaptability, effective communication, and the ability to work independently in uncertain environments are standout soft skills. These competencies enable engineers to rapidly iterate on products, effectively collaborate across small teams, and contribute to the dynamic demands of a growing company.

What is a Software Engineer Startup job?

A Software Engineer Startup job involves developing, testing, and maintaining software in a fast-paced, early-stage company. Engineers in startups often wear multiple hats, working on both backend and frontend development, infrastructure, and sometimes even product decisions. The role requires adaptability, problem-solving skills, and the ability to work with limited resources. Unlike larger companies, startup engineers may need to prototype quickly, iterate based on user feedback, and contribute to the overall growth strategy. This position is ideal for those who enjoy dynamic environments and taking ownership of projects.

What can I expect from the daily work environment as a Software Engineer at a startup?

Working as a Software Engineer at a startup typically means you'll be part of a small, agile team where roles and responsibilities can shift quickly based on company needs. You'll often participate in daily stand-ups, collaborate closely with founders or product leads, and have the opportunity to contribute ideas beyond your core coding tasks. The pace is usually fast, and you'll likely wear multiple hats, working on everything from prototyping new features to troubleshooting production issues. This hands-on, collaborative atmosphere provides excellent opportunities for skill growth, creative problem-solving, and making a visible impact on the company's direction.

What are the most commonly searched types of Software Engineer Startup jobs in Massachusetts? The most popular types of Software Engineer Startup jobs in Massachusetts are:
What are popular job titles related to Software Engineer Startup jobs in Massachusetts? For Software Engineer Startup jobs in Massachusetts, the most frequently searched job titles are:
What job categories do people searching Software Engineer Startup jobs in Massachusetts look for? The top searched job categories for Software Engineer Startup jobs in Massachusetts are:
What cities in Massachusetts are hiring for Software Engineer Startup jobs? Cities in Massachusetts with the most Software Engineer Startup job openings:
Software Engineer Startup jobs near you
Infographic showing various Software Engineer Startup job openings in Massachusetts as of July 2026, with employment types broken down into 88% Full Time, 9% Part Time, 1% Temporary, and 2% Contract. Highlights an 85% Physical, 5% Hybrid, and 10% Remote job distribution, with an average salary of $161,114 per year, or $77.5 per hour.
Senior Backend Software Engineer

Senior Backend Software Engineer

Flexcompute Inc.

Watertown, MA • On-site

$133K - $175K/yr

Full-time

Medical, Dental, Vision, Retirement

Posted 27 days ago

Job description

Flexcompute is leading the transformation of engineering simulation with our revolutionary ultra-fast simulation technology. Our flagship products, including the industry-leading Computational Fluid Dynamics (CFD) software Flow360 and electromagnetic simulation software Tidy3D, are reshaping how simulations are conducted across diverse sectors. Founded by visionaries from Stanford and MIT and supported by top-tier venture capital firms, we are a rapidly growing team dedicated to breaking boundaries and challenging the norms of the multi-billion-dollar engineering simulation market.
Role Overview
We are looking for a Backend Software Engineer to help us design and implement scalable solutions that meet the growing demands of our advanced EM simulation platform.
The ideal candidate has expertise in high-performance computing (HPC), infrastructure, web API design, and systems design. Additionally, the candidate will be help us enhance our data management, frontend-backend API unification, and cloud integration.
Key Responsibilities
  • Contribute to general software development efforts, such as API unification, simulation data management (e.g., caching, syncing, storage), and scripting improvements.
  • Collaborate with EM and infrastructure teams to implement simulation-specific solutions, including enhancements to back-end/scheduler integrations and Python front-end functionality.
  • Improve our task pipelines through an innovative design for a web API in a multi-physical simulation context.
  • Develop and maintain hybrid cloud compute and storage solutions, integrating on-premise HPC systems with modern cloud platforms.
  • Optimize and manage high-performance computing clusters equipped with high-speed interconnects.

Requirements
Education: Bachelor's degree or higher in computer science or computer engineering.
Technical Skills:
      • Professional experience developing backend systems using Java, Python, and/or C++
      • Strong experience with AWS or similar cloud platforms (compute, storage, networking, IAM, infrastructure automation)
      • Expertise in backend service development and web API architecture
      • Hands-on experience with containerization and orchestration (Docker, Kubernetes)
      • Experience designing and operating distributed systems in production environments
      • Strong Linux systems knowledge and infrastructure troubleshooting skills
      • Experience with infrastructure automation and configuration management (e.g., Terraform, Ansible, or similar tools)
      • Familiarity with monitoring, logging, and observability tooling
      • Understanding of networking fundamentals and backend security best practices

Innovative Mindset: Ability to learn quickly, adapt to new challenges, and innovate in a fast-paced startup environment.
Bonus Skills:
    • Experience integrating cloud platforms with HPC environments or large compute clusters
    • Familiarity with job schedulers (e.g., Slurm), distributed compute frameworks, or large-scale data pipelines
    • Experience supporting scientific computing or simulation platforms
    • Knowledge of GPU infrastructure and resource scheduling
    • Experience building developer platforms or internal infrastructure tooling

Example Projects
  • Architect and deploy Kubernetes-based infrastructure to run distributed simulation workloads
  • Design and implement scalable web APIs for simulation job orchestration and data access
  • Build CI/CD pipelines and infrastructure-as-code systems for reproducible deployments
  • Develop hybrid cloud solutions connecting on-prem HPC clusters with AWS compute and storage
  • Implement monitoring and observability systems to track simulation performance and reliability
  • Improve platform scalability to support growing user traffic and compute demand
  • Design secure service architectures, authentication, and licensing systems
  • Optimize infrastructure utilization across CPU and GPU resources
Join Us
By joining Flexcompute, you'll be at the heart of a movement set to redefine the engineering simulation industry. You will play a key role in shaping the future, where our innovations in simulation technology pave the way for groundbreaking advancements. We are committed to fostering an innovative and collaborative culture where boundaries of possibility are re-imagined, driven by creativity, expertise, and a shared vision of transforming the technological landscape.
Benefits
  • Competitive compensation with equity of a fast-growing startup.
  • Medical, dental, and vision health insurance.
  • 401(k) Contribution.
  • Gym allowance.
  • Friendly, thoughtful, and intelligent coworkers.

Apply